1 //==--- DiagnosticSemaKinds.td - libsema diagnostics ----------------------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
13 let Component = "Sema" in {
14 let CategoryName = "Semantic Issue" in {
16 def note_previous_decl : Note<"%0 declared here">;
17 def note_entity_declared_at : Note<"%0 declared here">;
18 def note_callee_decl : Note<"%0 declared here">;
19 def note_defined_here : Note<"%0 defined here">;
22 def warn_variables_not_in_loop_body : Warning<
23 "variable%select{s| %1|s %1 and %2|s %1, %2, and %3|s %1, %2, %3, and %4}0 "
24 "used in loop condition not modified in loop body">,
25 InGroup<ForLoopAnalysis>, DefaultIgnore;
26 def warn_redundant_loop_iteration : Warning<
27 "variable %0 is %select{decremented|incremented}1 both in the loop header "
28 "and in the loop body">,
29 InGroup<ForLoopAnalysis>, DefaultIgnore;
30 def note_loop_iteration_here : Note<"%select{decremented|incremented}0 here">;
32 def warn_duplicate_enum_values : Warning<
33 "element %0 has been implicitly assigned %1 which another element has "
34 "been assigned">, InGroup<DiagGroup<"duplicate-enum">>, DefaultIgnore;
35 def note_duplicate_element : Note<"element %0 also has value %1">;
37 // Absolute value functions
38 def warn_unsigned_abs : Warning<
39 "taking the absolute value of unsigned type %0 has no effect">,
40 InGroup<AbsoluteValue>;
41 def note_remove_abs : Note<
42 "remove the call to '%0' since unsigned values cannot be negative">;
43 def warn_abs_too_small : Warning<
44 "absolute value function %0 given an argument of type %1 but has parameter "
45 "of type %2 which may cause truncation of value">, InGroup<AbsoluteValue>;
46 def warn_wrong_absolute_value_type : Warning<
47 "using %select{integer|floating point|complex}1 absolute value function %0 "
48 "when argument is of %select{integer|floating point|complex}2 type">,
49 InGroup<AbsoluteValue>;
50 def note_replace_abs_function : Note<"use function '%0' instead">;
51 def warn_pointer_abs : Warning<
52 "taking the absolute value of %select{pointer|function|array}0 type %1 is suspicious">,
53 InGroup<AbsoluteValue>;
55 def warn_max_unsigned_zero : Warning<
57 "%select{a value and unsigned zero|unsigned zero and a value}0 "
58 "is always equal to the other value">,
59 InGroup<MaxUnsignedZero>;
60 def note_remove_max_call : Note<
61 "remove call to max function and unsigned zero argument">;
63 def warn_infinite_recursive_function : Warning<
64 "all paths through this function will call itself">,
65 InGroup<InfiniteRecursion>, DefaultIgnore;
67 def warn_comma_operator : Warning<"possible misuse of comma operator here">,
68 InGroup<DiagGroup<"comma">>, DefaultIgnore;
69 def note_cast_to_void : Note<"cast expression to void to silence warning">;
71 // Constant expressions
72 def err_expr_not_ice : Error<
73 "expression is not an %select{integer|integral}0 constant expression">;
74 def ext_expr_not_ice : Extension<
75 "expression is not an %select{integer|integral}0 constant expression; "
76 "folding it to a constant is a GNU extension">, InGroup<GNUFoldingConstant>;
77 def err_typecheck_converted_constant_expression : Error<
78 "value of type %0 is not implicitly convertible to %1">;
79 def err_typecheck_converted_constant_expression_disallowed : Error<
80 "conversion from %0 to %1 is not allowed in a converted constant expression">;
81 def err_typecheck_converted_constant_expression_indirect : Error<
82 "conversion from %0 to %1 in converted constant expression would "
83 "bind reference to a temporary">;
84 def err_expr_not_cce : Error<
85 "%select{case value|enumerator value|non-type template argument|"
86 "array size|constexpr if condition|explicit specifier argument}0 "
87 "is not a constant expression">;
88 def ext_cce_narrowing : ExtWarn<
89 "%select{case value|enumerator value|non-type template argument|"
90 "array size|constexpr if condition|explicit specifier argument}0 "
91 "%select{cannot be narrowed from type %2 to %3|"
92 "evaluates to %2, which cannot be narrowed to type %3}1">,
93 InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
94 def err_ice_not_integral : Error<
95 "integral constant expression must have integral or unscoped enumeration "
97 def err_ice_incomplete_type : Error<
98 "integral constant expression has incomplete class type %0">;
99 def err_ice_explicit_conversion : Error<
100 "integral constant expression requires explicit conversion from %0 to %1">;
101 def note_ice_conversion_here : Note<
102 "conversion to %select{integral|enumeration}0 type %1 declared here">;
103 def err_ice_ambiguous_conversion : Error<
104 "ambiguous conversion from type %0 to an integral or unscoped "
106 def err_ice_too_large : Error<
107 "integer constant expression evaluates to value %0 that cannot be "
108 "represented in a %1-bit %select{signed|unsigned}2 integer type">;
109 def err_expr_not_string_literal : Error<"expression is not a string literal">;
111 // Semantic analysis of constant literals.
112 def ext_predef_outside_function : Warning<
113 "predefined identifier is only valid inside function">,
114 InGroup<DiagGroup<"predefined-identifier-outside-function">>;
115 def warn_float_overflow : Warning<
116 "magnitude of floating-point constant too large for type %0; maximum is %1">,
117 InGroup<LiteralRange>;
118 def warn_float_underflow : Warning<
119 "magnitude of floating-point constant too small for type %0; minimum is %1">,
120 InGroup<LiteralRange>;
121 def warn_double_const_requires_fp64 : Warning<
122 "double precision constant requires cl_khr_fp64, casting to single precision">;
123 def err_half_const_requires_fp16 : Error<
124 "half precision constant requires cl_khr_fp16">;
126 // C99 variable-length arrays
127 def ext_vla : Extension<"variable length arrays are a C99 feature">,
128 InGroup<VLAExtension>;
129 def warn_vla_used : Warning<"variable length array used">,
130 InGroup<VLA>, DefaultIgnore;
131 def err_vla_in_sfinae : Error<
132 "variable length array cannot be formed during template argument deduction">;
133 def err_array_star_in_function_definition : Error<
134 "variable length array must be bound in function definition">;
135 def err_vla_decl_in_file_scope : Error<
136 "variable length array declaration not allowed at file scope">;
137 def err_vla_decl_has_static_storage : Error<
138 "variable length array declaration cannot have 'static' storage duration">;
139 def err_vla_decl_has_extern_linkage : Error<
140 "variable length array declaration cannot have 'extern' linkage">;
141 def ext_vla_folded_to_constant : Extension<
142 "variable length array folded to constant array as an extension">, InGroup<GNUFoldingConstant>;
143 def err_vla_unsupported : Error<
144 "variable length arrays are not supported for the current target">;
145 def note_vla_unsupported : Note<
146 "variable length arrays are not supported for the current target">;
148 // C99 variably modified types
149 def err_variably_modified_template_arg : Error<
150 "variably modified type %0 cannot be used as a template argument">;
151 def err_variably_modified_nontype_template_param : Error<
152 "non-type template parameter of variably modified type %0">;
153 def err_variably_modified_new_type : Error<
154 "'new' cannot allocate object of variably modified type %0">;
156 // C99 Designated Initializers
157 def ext_designated_init : Extension<
158 "designated initializers are a C99 feature">, InGroup<C99>;
159 def err_array_designator_negative : Error<
160 "array designator value '%0' is negative">;
161 def err_array_designator_empty_range : Error<
162 "array designator range [%0, %1] is empty">;
163 def err_array_designator_non_array : Error<
164 "array designator cannot initialize non-array type %0">;
165 def err_array_designator_too_large : Error<
166 "array designator index (%0) exceeds array bounds (%1)">;
167 def err_field_designator_non_aggr : Error<
168 "field designator cannot initialize a "
169 "%select{non-struct, non-union|non-class}0 type %1">;
170 def err_field_designator_unknown : Error<
171 "field designator %0 does not refer to any field in type %1">;
172 def err_field_designator_nonfield : Error<
173 "field designator %0 does not refer to a non-static data member">;
174 def note_field_designator_found : Note<"field designator refers here">;
175 def err_designator_for_scalar_init : Error<
176 "designator in initializer for scalar type %0">;
177 def warn_subobject_initializer_overrides : Warning<
178 "subobject initialization overrides initialization of other fields "
179 "within its enclosing subobject">, InGroup<InitializerOverrides>;
180 def warn_initializer_overrides : Warning<
181 "initializer overrides prior initialization of this subobject">,
182 InGroup<InitializerOverrides>;
183 def note_previous_initializer : Note<
184 "previous initialization %select{|with side effects }0is here"
185 "%select{| (side effects may not occur at run time)}0">;
186 def err_designator_into_flexible_array_member : Error<
187 "designator into flexible array member subobject">;
188 def note_flexible_array_member : Note<
189 "initialized flexible array member %0 is here">;
190 def ext_flexible_array_init : Extension<
191 "flexible array initialization is a GNU extension">, InGroup<GNUFlexibleArrayInitializer>;
194 def ext_plain_complex : ExtWarn<
195 "plain '_Complex' requires a type specifier; assuming '_Complex double'">;
196 def ext_imaginary_constant : Extension<
197 "imaginary constants are a GNU extension">, InGroup<GNUImaginaryConstant>;
198 def ext_integer_complex : Extension<
199 "complex integer types are a GNU extension">, InGroup<GNUComplexInteger>;
201 def err_invalid_saturation_spec : Error<"'_Sat' specifier is only valid on "
202 "'_Fract' or '_Accum', not '%0'">;
203 def err_invalid_sign_spec : Error<"'%0' cannot be signed or unsigned">;
204 def err_invalid_width_spec : Error<
205 "'%select{|short|long|long long}0 %1' is invalid">;
206 def err_invalid_complex_spec : Error<"'_Complex %0' is invalid">;
208 def ext_auto_type_specifier : ExtWarn<
209 "'auto' type specifier is a C++11 extension">, InGroup<CXX11>;
210 def warn_auto_storage_class : Warning<
211 "'auto' storage class specifier is redundant and incompatible with C++11">,
212 InGroup<CXX11Compat>, DefaultIgnore;
214 def warn_deprecated_register : Warning<
215 "'register' storage class specifier is deprecated "
216 "and incompatible with C++17">, InGroup<DeprecatedRegister>;
217 def ext_register_storage_class : ExtWarn<
218 "ISO C++17 does not allow 'register' storage class specifier">,
219 DefaultError, InGroup<Register>;
221 def err_invalid_decl_spec_combination : Error<
222 "cannot combine with previous '%0' declaration specifier">;
223 def err_invalid_vector_decl_spec_combination : Error<
224 "cannot combine with previous '%0' declaration specifier. "
225 "'__vector' must be first">;
226 def err_invalid_pixel_decl_spec_combination : Error<
227 "'__pixel' must be preceded by '__vector'. "
228 "'%0' declaration specifier not allowed here">;
229 def err_invalid_vector_bool_decl_spec : Error<
230 "cannot use '%0' with '__vector bool'">;
231 def err_invalid_vector_long_decl_spec : Error<
232 "cannot use 'long' with '__vector'">;
233 def err_invalid_vector_float_decl_spec : Error<
234 "cannot use 'float' with '__vector'">;
235 def err_invalid_vector_double_decl_spec : Error <
236 "use of 'double' with '__vector' requires VSX support to be enabled "
237 "(available on POWER7 or later)">;
238 def err_invalid_vector_long_long_decl_spec : Error <
239 "use of 'long long' with '__vector bool' requires VSX support (available on "
240 "POWER7 or later) or extended Altivec support (available on POWER8 or later) "
242 def err_invalid_vector_long_double_decl_spec : Error<
243 "cannot use 'long double' with '__vector'">;
244 def warn_vector_long_decl_spec_combination : Warning<
245 "Use of 'long' with '__vector' is deprecated">, InGroup<Deprecated>;
247 def err_redeclaration_different_type : Error<
248 "redeclaration of %0 with a different type%diff{: $ vs $|}1,2">;
249 def err_bad_variable_name : Error<
250 "%0 cannot be the name of a variable or data member">;
251 def err_bad_parameter_name : Error<
252 "%0 cannot be the name of a parameter">;
253 def err_bad_parameter_name_template_id : Error<
254 "parameter name cannot have template arguments">;
255 def err_parameter_name_omitted : Error<"parameter name omitted">;
256 def err_anyx86_interrupt_attribute : Error<
257 "%select{x86|x86-64}0 'interrupt' attribute only applies to functions that "
258 "have %select{a 'void' return type|"
259 "only a pointer parameter optionally followed by an integer parameter|"
260 "a pointer as the first parameter|a %2 type as the second parameter}1">;
261 def err_anyx86_interrupt_called : Error<
262 "interrupt service routine cannot be called directly">;
263 def warn_arm_interrupt_calling_convention : Warning<
264 "call to function without interrupt attribute could clobber interruptee's VFP registers">,
266 def warn_interrupt_attribute_invalid : Warning<
267 "%select{MIPS|MSP430|RISC-V}0 'interrupt' attribute only applies to "
268 "functions that have %select{no parameters|a 'void' return type}1">,
269 InGroup<IgnoredAttributes>;
270 def warn_riscv_repeated_interrupt_attribute : Warning<
271 "repeated RISC-V 'interrupt' attribute">, InGroup<IgnoredAttributes>;
272 def note_riscv_repeated_interrupt_attribute : Note<
273 "repeated RISC-V 'interrupt' attribute is here">;
274 def warn_unused_parameter : Warning<"unused parameter %0">,
275 InGroup<UnusedParameter>, DefaultIgnore;
276 def warn_unused_variable : Warning<"unused variable %0">,
277 InGroup<UnusedVariable>, DefaultIgnore;
278 def warn_unused_local_typedef : Warning<
279 "unused %select{typedef|type alias}0 %1">,
280 InGroup<UnusedLocalTypedef>, DefaultIgnore;
281 def warn_unused_property_backing_ivar :
282 Warning<"ivar %0 which backs the property is not "
283 "referenced in this property's accessor">,
284 InGroup<UnusedPropertyIvar>, DefaultIgnore;
285 def warn_unused_const_variable : Warning<"unused variable %0">,
286 InGroup<UnusedConstVariable>, DefaultIgnore;
287 def warn_unused_exception_param : Warning<"unused exception parameter %0">,
288 InGroup<UnusedExceptionParameter>, DefaultIgnore;
289 def warn_decl_in_param_list : Warning<
290 "declaration of %0 will not be visible outside of this function">,
292 def warn_redefinition_in_param_list : Warning<
293 "redefinition of %0 will not be visible outside of this function">,
295 def warn_empty_parens_are_function_decl : Warning<
296 "empty parentheses interpreted as a function declaration">,
297 InGroup<VexingParse>;
298 def warn_parens_disambiguated_as_function_declaration : Warning<
299 "parentheses were disambiguated as a function declaration">,
300 InGroup<VexingParse>;
301 def warn_parens_disambiguated_as_variable_declaration : Warning<
302 "parentheses were disambiguated as redundant parentheses around declaration "
303 "of variable named %0">, InGroup<VexingParse>;
304 def warn_redundant_parens_around_declarator : Warning<
305 "redundant parentheses surrounding declarator">,
306 InGroup<DiagGroup<"redundant-parens">>, DefaultIgnore;
307 def note_additional_parens_for_variable_declaration : Note<
308 "add a pair of parentheses to declare a variable">;
309 def note_raii_guard_add_name : Note<
310 "add a variable name to declare a %0 initialized with %1">;
311 def note_function_style_cast_add_parentheses : Note<
312 "add enclosing parentheses to perform a function-style cast">;
313 def note_remove_parens_for_variable_declaration : Note<
314 "remove parentheses to silence this warning">;
315 def note_empty_parens_function_call : Note<
316 "change this ',' to a ';' to call %0">;
317 def note_empty_parens_default_ctor : Note<
318 "remove parentheses to declare a variable">;
319 def note_empty_parens_zero_initialize : Note<
320 "replace parentheses with an initializer to declare a variable">;
321 def warn_unused_function : Warning<"unused function %0">,
322 InGroup<UnusedFunction>, DefaultIgnore;
323 def warn_unused_template : Warning<"unused %select{function|variable}0 template %1">,
324 InGroup<UnusedTemplate>, DefaultIgnore;
325 def warn_unused_member_function : Warning<"unused member function %0">,
326 InGroup<UnusedMemberFunction>, DefaultIgnore;
327 def warn_used_but_marked_unused: Warning<"%0 was marked unused but was used">,
328 InGroup<UsedButMarkedUnused>, DefaultIgnore;
329 def warn_unneeded_internal_decl : Warning<
330 "%select{function|variable}0 %1 is not needed and will not be emitted">,
331 InGroup<UnneededInternalDecl>, DefaultIgnore;
332 def warn_unneeded_static_internal_decl : Warning<
333 "'static' function %0 declared in header file "
334 "should be declared 'static inline'">,
335 InGroup<UnneededInternalDecl>, DefaultIgnore;
336 def warn_unneeded_member_function : Warning<
337 "member function %0 is not needed and will not be emitted">,
338 InGroup<UnneededMemberFunction>, DefaultIgnore;
339 def warn_unused_private_field: Warning<"private field %0 is not used">,
340 InGroup<UnusedPrivateField>, DefaultIgnore;
341 def warn_unused_lambda_capture: Warning<"lambda capture %0 is not "
342 "%select{used|required to be captured for this use}1">,
343 InGroup<UnusedLambdaCapture>, DefaultIgnore;
345 def warn_parameter_size: Warning<
346 "%0 is a large (%1 bytes) pass-by-value argument; "
347 "pass it by reference instead ?">, InGroup<LargeByValueCopy>;
348 def warn_return_value_size: Warning<
349 "return value of %0 is a large (%1 bytes) pass-by-value object; "
350 "pass it by reference instead ?">, InGroup<LargeByValueCopy>;
351 def warn_return_value_udt: Warning<
352 "%0 has C-linkage specified, but returns user-defined type %1 which is "
353 "incompatible with C">, InGroup<ReturnTypeCLinkage>;
354 def warn_return_value_udt_incomplete: Warning<
355 "%0 has C-linkage specified, but returns incomplete type %1 which could be "
356 "incompatible with C">, InGroup<ReturnTypeCLinkage>;
357 def warn_implicit_function_decl : Warning<
358 "implicit declaration of function %0">,
359 InGroup<ImplicitFunctionDeclare>, DefaultIgnore;
360 def ext_implicit_function_decl : ExtWarn<
361 "implicit declaration of function %0 is invalid in C99">,
362 InGroup<ImplicitFunctionDeclare>;
363 def note_function_suggestion : Note<"did you mean %0?">;
365 def err_ellipsis_first_param : Error<
366 "ISO C requires a named parameter before '...'">;
367 def err_declarator_need_ident : Error<"declarator requires an identifier">;
368 def err_language_linkage_spec_unknown : Error<"unknown linkage language">;
369 def err_language_linkage_spec_not_ascii : Error<
370 "string literal in language linkage specifier cannot have an "
372 def ext_use_out_of_scope_declaration : ExtWarn<
373 "use of out-of-scope declaration of %0%select{| whose type is not "
374 "compatible with that of an implicit declaration}1">,
375 InGroup<DiagGroup<"out-of-scope-function">>;
376 def err_inline_non_function : Error<
377 "'inline' can only appear on functions%select{| and non-local variables}0">;
378 def err_noreturn_non_function : Error<
379 "'_Noreturn' can only appear on functions">;
380 def warn_qual_return_type : Warning<
381 "'%0' type qualifier%s1 on return type %plural{1:has|:have}1 no effect">,
382 InGroup<IgnoredQualifiers>, DefaultIgnore;
383 def warn_deprecated_redundant_constexpr_static_def : Warning<
384 "out-of-line definition of constexpr static data member is redundant "
385 "in C++17 and is deprecated">,
386 InGroup<Deprecated>, DefaultIgnore;
388 def warn_decl_shadow :
389 Warning<"declaration shadows a %select{"
392 "static data member of %2|"
395 "type alias in %2}1">,
396 InGroup<Shadow>, DefaultIgnore;
397 def warn_decl_shadow_uncaptured_local :
398 Warning<warn_decl_shadow.Text>,
399 InGroup<ShadowUncapturedLocal>, DefaultIgnore;
400 def warn_ctor_parm_shadows_field:
401 Warning<"constructor parameter %0 shadows the field %1 of %2">,
402 InGroup<ShadowFieldInConstructor>, DefaultIgnore;
403 def warn_modifying_shadowing_decl :
404 Warning<"modifying constructor parameter %0 that shadows a "
406 InGroup<ShadowFieldInConstructorModified>, DefaultIgnore;
408 // C++ decomposition declarations
409 def err_decomp_decl_context : Error<
410 "decomposition declaration not permitted in this context">;
411 def warn_cxx14_compat_decomp_decl : Warning<
412 "decomposition declarations are incompatible with "
413 "C++ standards before C++17">, DefaultIgnore, InGroup<CXXPre17Compat>;
414 def ext_decomp_decl : ExtWarn<
415 "decomposition declarations are a C++17 extension">, InGroup<CXX17>;
416 def ext_decomp_decl_cond : ExtWarn<
417 "ISO C++17 does not permit structured binding declaration in a condition">,
418 InGroup<DiagGroup<"binding-in-condition">>;
419 def err_decomp_decl_spec : Error<
420 "decomposition declaration cannot be declared "
421 "%plural{1:'%1'|:with '%1' specifiers}0">;
422 def ext_decomp_decl_spec : ExtWarn<
423 "decomposition declaration declared "
424 "%plural{1:'%1'|:with '%1' specifiers}0 is a C++2a extension">,
426 def warn_cxx17_compat_decomp_decl_spec : Warning<
427 "decomposition declaration declared "
428 "%plural{1:'%1'|:with '%1' specifiers}0 "
429 "is incompatible with C++ standards before C++2a">,
430 InGroup<CXXPre2aCompat>, DefaultIgnore;
431 def err_decomp_decl_type : Error<
432 "decomposition declaration cannot be declared with type %0; "
433 "declared type must be 'auto' or reference to 'auto'">;
434 def err_decomp_decl_parens : Error<
435 "decomposition declaration cannot be declared with parentheses">;
436 def err_decomp_decl_template : Error<
437 "decomposition declaration template not supported">;
438 def err_decomp_decl_not_alone : Error<
439 "decomposition declaration must be the only declaration in its group">;
440 def err_decomp_decl_requires_init : Error<
441 "decomposition declaration %0 requires an initializer">;
442 def err_decomp_decl_wrong_number_bindings : Error<
443 "type %0 decomposes into %2 elements, but %select{only |}3%1 "
444 "names were provided">;
445 def err_decomp_decl_unbindable_type : Error<
446 "cannot decompose %select{union|non-class, non-array}1 type %2">;
447 def err_decomp_decl_multiple_bases_with_members : Error<
448 "cannot decompose class type %1: "
449 "%select{its base classes %2 and|both it and its base class}0 %3 "
450 "have non-static data members">;
451 def err_decomp_decl_ambiguous_base : Error<
452 "cannot decompose members of ambiguous base class %1 of %0:%2">;
453 def err_decomp_decl_inaccessible_base : Error<
454 "cannot decompose members of inaccessible base class %1 of %0">,
456 def err_decomp_decl_inaccessible_field : Error<
457 "cannot decompose %select{private|protected}0 member %1 of %3">,
459 def err_decomp_decl_anon_union_member : Error<
460 "cannot decompose class type %0 because it has an anonymous "
461 "%select{struct|union}1 member">;
462 def err_decomp_decl_std_tuple_element_not_specialized : Error<
463 "cannot decompose this type; 'std::tuple_element<%0>::type' "
464 "does not name a type">;
465 def err_decomp_decl_std_tuple_size_not_constant : Error<
466 "cannot decompose this type; 'std::tuple_size<%0>::value' "
467 "is not a valid integral constant expression">;
468 def note_in_binding_decl_init : Note<
469 "in implicit initialization of binding declaration %0">;
471 def err_std_type_trait_not_class_template : Error<
472 "unsupported standard library implementation: "
473 "'std::%0' is not a class template">;
475 // C++ using declarations
476 def err_using_requires_qualname : Error<
477 "using declaration requires a qualified name">;
478 def err_using_typename_non_type : Error<
479 "'typename' keyword used on a non-type">;
480 def err_using_dependent_value_is_type : Error<
481 "dependent using declaration resolved to type without 'typename'">;
482 def err_using_decl_nested_name_specifier_is_not_class : Error<
483 "using declaration in class refers into '%0', which is not a class">;
484 def err_using_decl_nested_name_specifier_is_current_class : Error<
485 "using declaration refers to its own class">;
486 def err_using_decl_nested_name_specifier_is_not_base_class : Error<
487 "using declaration refers into '%0', which is not a base class of %1">;
488 def err_using_decl_constructor_not_in_direct_base : Error<
489 "%0 is not a direct base of %1, cannot inherit constructors">;
490 def err_using_decl_can_not_refer_to_class_member : Error<
491 "using declaration cannot refer to class member">;
492 def err_ambiguous_inherited_constructor : Error<
493 "constructor of %0 inherited from multiple base class subobjects">;
494 def note_ambiguous_inherited_constructor_using : Note<
495 "inherited from base class %0 here">;
496 def note_using_decl_class_member_workaround : Note<
497 "use %select{an alias declaration|a typedef declaration|a reference|"
498 "a const variable|a constexpr variable}0 instead">;
499 def err_using_decl_can_not_refer_to_namespace : Error<
500 "using declaration cannot refer to a namespace">;
501 def err_using_decl_can_not_refer_to_scoped_enum : Error<
502 "using declaration cannot refer to a scoped enumerator">;
503 def err_using_decl_constructor : Error<
504 "using declaration cannot refer to a constructor">;
505 def warn_cxx98_compat_using_decl_constructor : Warning<
506 "inheriting constructors are incompatible with C++98">,
507 InGroup<CXX98Compat>, DefaultIgnore;
508 def err_using_decl_destructor : Error<
509 "using declaration cannot refer to a destructor">;
510 def err_using_decl_template_id : Error<
511 "using declaration cannot refer to a template specialization">;
512 def note_using_decl_target : Note<"target of using declaration">;
513 def note_using_decl_conflict : Note<"conflicting declaration">;
514 def err_using_decl_redeclaration : Error<"redeclaration of using declaration">;
515 def err_using_decl_conflict : Error<
516 "target of using declaration conflicts with declaration already in scope">;
517 def err_using_decl_conflict_reverse : Error<
518 "declaration conflicts with target of using declaration already in scope">;
519 def note_using_decl : Note<"%select{|previous }0using declaration">;
520 def err_using_decl_redeclaration_expansion : Error<
521 "using declaration pack expansion at block scope produces multiple values">;
523 def warn_access_decl_deprecated : Warning<
524 "access declarations are deprecated; use using declarations instead">,
526 def err_access_decl : Error<
527 "ISO C++11 does not allow access declarations; "
528 "use using declarations instead">;
529 def warn_deprecated_copy_operation : Warning<
530 "definition of implicit copy %select{constructor|assignment operator}1 "
531 "for %0 is deprecated because it has a user-declared "
532 "%select{copy %select{assignment operator|constructor}1|destructor}2">,
533 InGroup<Deprecated>, DefaultIgnore;
534 def warn_cxx17_compat_exception_spec_in_signature : Warning<
535 "mangled name of %0 will change in C++17 due to non-throwing exception "
536 "specification in function signature">, InGroup<CXX17CompatMangling>;
538 def warn_global_constructor : Warning<
539 "declaration requires a global constructor">,
540 InGroup<GlobalConstructors>, DefaultIgnore;
541 def warn_global_destructor : Warning<
542 "declaration requires a global destructor">,
543 InGroup<GlobalConstructors>, DefaultIgnore;
544 def warn_exit_time_destructor : Warning<
545 "declaration requires an exit-time destructor">,
546 InGroup<ExitTimeDestructors>, DefaultIgnore;
548 def err_invalid_thread : Error<
549 "'%0' is only allowed on variable declarations">;
550 def err_thread_non_global : Error<
551 "'%0' variables must have global storage">;
552 def err_thread_unsupported : Error<
553 "thread-local storage is not supported for the current target">;
555 def warn_maybe_falloff_nonvoid_function : Warning<
556 "control may reach end of non-void function">,
558 def warn_falloff_nonvoid_function : Warning<
559 "control reaches end of non-void function">,
561 def err_maybe_falloff_nonvoid_block : Error<
562 "control may reach end of non-void block">;
563 def err_falloff_nonvoid_block : Error<
564 "control reaches end of non-void block">;
565 def warn_maybe_falloff_nonvoid_coroutine : Warning<
566 "control may reach end of coroutine; which is undefined behavior because the promise type %0 does not declare 'return_void()'">,
568 def warn_falloff_nonvoid_coroutine : Warning<
569 "control reaches end of coroutine; which is undefined behavior because the promise type %0 does not declare 'return_void()'">,
571 def warn_suggest_noreturn_function : Warning<
572 "%select{function|method}0 %1 could be declared with attribute 'noreturn'">,
573 InGroup<MissingNoreturn>, DefaultIgnore;
574 def warn_suggest_noreturn_block : Warning<
575 "block could be declared with attribute 'noreturn'">,
576 InGroup<MissingNoreturn>, DefaultIgnore;
579 def warn_unreachable : Warning<
580 "code will never be executed">,
581 InGroup<UnreachableCode>, DefaultIgnore;
582 def warn_unreachable_break : Warning<
583 "'break' will never be executed">,
584 InGroup<UnreachableCodeBreak>, DefaultIgnore;
585 def warn_unreachable_return : Warning<
586 "'return' will never be executed">,
587 InGroup<UnreachableCodeReturn>, DefaultIgnore;
588 def warn_unreachable_loop_increment : Warning<
589 "loop will run at most once (loop increment never executed)">,
590 InGroup<UnreachableCodeLoopIncrement>, DefaultIgnore;
591 def note_unreachable_silence : Note<
592 "silence by adding parentheses to mark code as explicitly dead">;
594 /// Built-in functions.
595 def ext_implicit_lib_function_decl : ExtWarn<
596 "implicitly declaring library function '%0' with type %1">,
597 InGroup<ImplicitFunctionDeclare>;
598 def note_include_header_or_declare : Note<
599 "include the header <%0> or explicitly provide a declaration for '%1'">;
600 def note_previous_builtin_declaration : Note<"%0 is a builtin with type %1">;
601 def warn_implicit_decl_no_jmp_buf
602 : Warning<"declaration of built-in function '%0' requires the declaration"
603 " of the 'jmp_buf' type, commonly provided in the header <setjmp.h>.">,
604 InGroup<DiagGroup<"incomplete-setjmp-declaration">>;
605 def warn_implicit_decl_requires_sysheader : Warning<
606 "declaration of built-in function '%1' requires inclusion of the header <%0>">,
607 InGroup<BuiltinRequiresHeader>;
608 def warn_redecl_library_builtin : Warning<
609 "incompatible redeclaration of library function %0">,
610 InGroup<DiagGroup<"incompatible-library-redeclaration">>;
611 def err_builtin_definition : Error<"definition of builtin function %0">;
612 def err_builtin_redeclare : Error<"cannot redeclare builtin function %0">;
613 def err_arm_invalid_specialreg : Error<"invalid special register for builtin">;
614 def err_invalid_cpu_supports : Error<"invalid cpu feature string for builtin">;
615 def err_invalid_cpu_is : Error<"invalid cpu name for builtin">;
616 def err_invalid_cpu_specific_dispatch_value : Error<
617 "invalid option '%0' for %select{cpu_specific|cpu_dispatch}1">;
618 def warn_builtin_unknown : Warning<"use of unknown builtin %0">,
619 InGroup<ImplicitFunctionDeclare>, DefaultError;
620 def warn_cstruct_memaccess : Warning<
621 "%select{destination for|source of|first operand of|second operand of}0 this "
622 "%1 call is a pointer to record %2 that is not trivial to "
623 "%select{primitive-default-initialize|primitive-copy}3">,
624 InGroup<NonTrivialMemaccess>;
625 def note_nontrivial_field : Note<
626 "field is non-trivial to %select{copy|default-initialize}0">;
627 def err_non_trivial_c_union_in_invalid_context : Error<
629 "use type %1 for a function/method parameter|"
630 "use type %1 for function/method return|"
631 "default-initialize an object of type %1|"
632 "declare an automatic variable of type %1|"
633 "copy-initialize an object of type %1|"
634 "assign to a variable of type %1|"
635 "construct an automatic compound literal of type %1|"
636 "capture a variable of type %1|"
637 "cannot use volatile type %1 where it causes an lvalue-to-rvalue conversion"
639 "since it %select{contains|is}2 a union that is non-trivial to "
640 "%select{default-initialize|destruct|copy}0">;
641 def note_non_trivial_c_union : Note<
642 "%select{%2 has subobjects that are|%3 has type %2 that is}0 "
643 "non-trivial to %select{default-initialize|destruct|copy}1">;
644 def warn_dyn_class_memaccess : Warning<
645 "%select{destination for|source of|first operand of|second operand of}0 this "
646 "%1 call is a pointer to %select{|class containing a }2dynamic class %3; "
647 "vtable pointer will be %select{overwritten|copied|moved|compared}4">,
648 InGroup<DynamicClassMemaccess>;
649 def note_bad_memaccess_silence : Note<
650 "explicitly cast the pointer to silence this warning">;
651 def warn_sizeof_pointer_expr_memaccess : Warning<
652 "'%0' call operates on objects of type %1 while the size is based on a "
653 "different type %2">,
654 InGroup<SizeofPointerMemaccess>;
655 def warn_sizeof_pointer_expr_memaccess_note : Note<
656 "did you mean to %select{dereference the argument to 'sizeof' (and multiply "
657 "it by the number of elements)|remove the addressof in the argument to "
658 "'sizeof' (and multiply it by the number of elements)|provide an explicit "
660 def warn_sizeof_pointer_type_memaccess : Warning<
661 "argument to 'sizeof' in %0 call is the same pointer type %1 as the "
662 "%select{destination|source}2; expected %3 or an explicit length">,
663 InGroup<SizeofPointerMemaccess>;
664 def warn_strlcpycat_wrong_size : Warning<
665 "size argument in %0 call appears to be size of the source; "
666 "expected the size of the destination">,
667 InGroup<DiagGroup<"strlcpy-strlcat-size">>;
668 def note_strlcpycat_wrong_size : Note<
669 "change size argument to be the size of the destination">;
670 def warn_memsize_comparison : Warning<
671 "size argument in %0 call is a comparison">,
672 InGroup<DiagGroup<"memsize-comparison">>;
673 def note_memsize_comparison_paren : Note<
674 "did you mean to compare the result of %0 instead?">;
675 def note_memsize_comparison_cast_silence : Note<
676 "explicitly cast the argument to size_t to silence this warning">;
677 def warn_suspicious_sizeof_memset : Warning<
678 "%select{'size' argument to memset is '0'|"
679 "setting buffer to a 'sizeof' expression}0"
680 "; did you mean to transpose the last two arguments?">,
681 InGroup<MemsetTransposedArgs>;
682 def note_suspicious_sizeof_memset_silence : Note<
683 "%select{parenthesize the third argument|"
684 "cast the second argument to 'int'}0 to silence">;
685 def warn_suspicious_bzero_size : Warning<"'size' argument to bzero is '0'">,
686 InGroup<SuspiciousBzero>;
687 def note_suspicious_bzero_size_silence : Note<
688 "parenthesize the second argument to silence">;
690 def warn_strncat_large_size : Warning<
691 "the value of the size argument in 'strncat' is too large, might lead to a "
692 "buffer overflow">, InGroup<StrncatSize>;
693 def warn_strncat_src_size : Warning<"size argument in 'strncat' call appears "
694 "to be size of the source">, InGroup<StrncatSize>;
695 def warn_strncat_wrong_size : Warning<
696 "the value of the size argument to 'strncat' is wrong">, InGroup<StrncatSize>;
697 def note_strncat_wrong_size : Note<
698 "change the argument to be the free space in the destination buffer minus "
699 "the terminating null byte">;
701 def warn_assume_side_effects : Warning<
702 "the argument to %0 has side effects that will be discarded">,
703 InGroup<DiagGroup<"assume">>;
705 def warn_builtin_chk_overflow : Warning<
706 "'%0' will always overflow; destination buffer has size %1,"
707 " but size argument is %2">,
708 InGroup<DiagGroup<"builtin-memcpy-chk-size">>;
710 def warn_fortify_source_overflow
711 : Warning<warn_builtin_chk_overflow.Text>, InGroup<FortifySource>;
712 def warn_fortify_source_size_mismatch : Warning<
713 "'%0' size argument is too large; destination buffer has size %1,"
714 " but size argument is %2">, InGroup<FortifySource>;
717 // static main() is not an error in C, just in C++.
718 def warn_static_main : Warning<"'main' should not be declared static">,
720 def err_static_main : Error<"'main' is not allowed to be declared static">;
721 def err_inline_main : Error<"'main' is not allowed to be declared inline">;
722 def ext_variadic_main : ExtWarn<
723 "'main' is not allowed to be declared variadic">, InGroup<Main>;
724 def ext_noreturn_main : ExtWarn<
725 "'main' is not allowed to be declared _Noreturn">, InGroup<Main>;
726 def note_main_remove_noreturn : Note<"remove '_Noreturn'">;
727 def err_constexpr_main : Error<
728 "'main' is not allowed to be declared %select{constexpr|consteval}0">;
729 def err_deleted_main : Error<"'main' is not allowed to be deleted">;
730 def err_mainlike_template_decl : Error<"%0 cannot be a template">;
731 def err_main_returns_nonint : Error<"'main' must return 'int'">;
732 def ext_main_returns_nonint : ExtWarn<"return type of 'main' is not 'int'">,
733 InGroup<MainReturnType>;
734 def note_main_change_return_type : Note<"change return type to 'int'">;
735 def err_main_surplus_args : Error<"too many parameters (%0) for 'main': "
736 "must be 0, 2, or 3">;
737 def warn_main_one_arg : Warning<"only one parameter on 'main' declaration">,
739 def err_main_arg_wrong : Error<"%select{first|second|third|fourth}0 "
740 "parameter of 'main' (%select{argument count|argument array|environment|"
741 "platform-specific data}0) must be of type %1">;
742 def warn_main_returns_bool_literal : Warning<"bool literal returned from "
743 "'main'">, InGroup<Main>;
744 def err_main_global_variable :
745 Error<"main cannot be declared as global variable">;
746 def warn_main_redefined : Warning<"variable named 'main' with external linkage "
747 "has undefined behavior">, InGroup<Main>;
748 def ext_main_used : Extension<
749 "ISO C++ does not allow 'main' to be used by a program">, InGroup<Main>;
751 /// parser diagnostics
752 def ext_no_declarators : ExtWarn<"declaration does not declare anything">,
753 InGroup<MissingDeclarations>;
754 def ext_typedef_without_a_name : ExtWarn<"typedef requires a name">,
755 InGroup<MissingDeclarations>;
756 def err_typedef_not_identifier : Error<"typedef name must be an identifier">;
757 def err_typedef_changes_linkage : Error<"unsupported: typedef changes linkage"
758 " of anonymous type, but linkage was already computed">;
759 def note_typedef_changes_linkage : Note<"use a tag name here to establish "
760 "linkage prior to definition">;
761 def err_statically_allocated_object : Error<
762 "interface type cannot be statically allocated">;
763 def err_object_cannot_be_passed_returned_by_value : Error<
764 "interface type %1 cannot be %select{returned|passed}0 by value"
765 "; did you forget * in %1?">;
766 def err_parameters_retval_cannot_have_fp16_type : Error<
767 "%select{parameters|function return value}0 cannot have __fp16 type; did you forget * ?">;
768 def err_opencl_half_load_store : Error<
769 "%select{loading directly from|assigning directly to}0 pointer to type %1 requires "
770 "cl_khr_fp16. Use vector data %select{load|store}0 builtin functions instead">;
771 def err_opencl_cast_to_half : Error<"casting to type %0 is not allowed">;
772 def err_opencl_half_declaration : Error<
773 "declaring variable of type %0 is not allowed">;
774 def err_opencl_half_param : Error<
775 "declaring function parameter of type %0 is not allowed; did you forget * ?">;
776 def err_opencl_invalid_return : Error<
777 "declaring function return value of type %0 is not allowed %select{; did you forget * ?|}1">;
778 def warn_enum_value_overflow : Warning<"overflow in enumeration value">;
779 def warn_pragma_options_align_reset_failed : Warning<
780 "#pragma options align=reset failed: %0">,
781 InGroup<IgnoredPragmas>;
782 def err_pragma_options_align_mac68k_target_unsupported : Error<
783 "mac68k alignment pragma is not supported on this target">;
784 def warn_pragma_pack_invalid_alignment : Warning<
785 "expected #pragma pack parameter to be '1', '2', '4', '8', or '16'">,
786 InGroup<IgnoredPragmas>;
787 def warn_pragma_pack_non_default_at_include : Warning<
788 "non-default #pragma pack value changes the alignment of struct or union "
789 "members in the included file">, InGroup<PragmaPackSuspiciousInclude>,
791 def warn_pragma_pack_modified_after_include : Warning<
792 "the current #pragma pack alignment value is modified in the included "
793 "file">, InGroup<PragmaPack>;
794 def warn_pragma_pack_no_pop_eof : Warning<"unterminated "
795 "'#pragma pack (push, ...)' at end of file">, InGroup<PragmaPack>;
796 def note_pragma_pack_here : Note<
797 "previous '#pragma pack' directive that modifies alignment is here">;
798 def note_pragma_pack_pop_instead_reset : Note<
799 "did you intend to use '#pragma pack (pop)' instead of '#pragma pack()'?">;
800 // Follow the Microsoft implementation.
801 def warn_pragma_pack_show : Warning<"value of #pragma pack(show) == %0">;
802 def warn_pragma_pack_pop_identifier_and_alignment : Warning<
803 "specifying both a name and alignment to 'pop' is undefined">;
804 def warn_pragma_pop_failed : Warning<"#pragma %0(pop, ...) failed: %1">,
805 InGroup<IgnoredPragmas>;
806 def warn_cxx_ms_struct :
807 Warning<"ms_struct may not produce Microsoft-compatible layouts for classes "
808 "with base classes or virtual functions">,
809 DefaultError, InGroup<IncompatibleMSStruct>;
810 def err_section_conflict : Error<"%0 causes a section type conflict with %1">;
811 def err_no_base_classes : Error<"invalid use of '__super', %0 has no base classes">;
812 def err_invalid_super_scope : Error<"invalid use of '__super', "
813 "this keyword can only be used inside class or member function scope">;
814 def err_super_in_lambda_unsupported : Error<
815 "use of '__super' inside a lambda is unsupported">;
817 def warn_pragma_unused_undeclared_var : Warning<
818 "undeclared variable %0 used as an argument for '#pragma unused'">,
819 InGroup<IgnoredPragmas>;
820 def warn_atl_uuid_deprecated : Warning<
821 "specifying 'uuid' as an ATL attribute is deprecated; use __declspec instead">,
822 InGroup<DeprecatedDeclarations>;
823 def warn_pragma_unused_expected_var_arg : Warning<
824 "only variables can be arguments to '#pragma unused'">,
825 InGroup<IgnoredPragmas>;
826 def err_pragma_push_visibility_mismatch : Error<
827 "#pragma visibility push with no matching #pragma visibility pop">;
828 def note_surrounding_namespace_ends_here : Note<
829 "surrounding namespace with visibility attribute ends here">;
830 def err_pragma_pop_visibility_mismatch : Error<
831 "#pragma visibility pop with no matching #pragma visibility push">;
832 def note_surrounding_namespace_starts_here : Note<
833 "surrounding namespace with visibility attribute starts here">;
834 def err_pragma_loop_invalid_argument_type : Error<
835 "invalid argument of type %0; expected an integer type">;
836 def err_pragma_loop_invalid_argument_value : Error<
837 "%select{invalid value '%0'; must be positive|value '%0' is too large}1">;
838 def err_pragma_loop_compatibility : Error<
839 "%select{incompatible|duplicate}0 directives '%1' and '%2'">;
840 def err_pragma_loop_precedes_nonloop : Error<
841 "expected a for, while, or do-while loop to follow '%0'">;
843 def err_pragma_attribute_matcher_subrule_contradicts_rule : Error<
844 "redundant attribute subject matcher sub-rule '%0'; '%1' already matches "
845 "those declarations">;
846 def err_pragma_attribute_matcher_negated_subrule_contradicts_subrule : Error<
847 "negated attribute subject matcher sub-rule '%0' contradicts sub-rule '%1'">;
848 def err_pragma_attribute_invalid_matchers : Error<
849 "attribute %0 can't be applied to %1">;
850 def err_pragma_attribute_stack_mismatch : Error<
851 "'#pragma clang attribute %select{%1.|}0pop' with no matching"
852 " '#pragma clang attribute %select{%1.|}0push'">;
853 def warn_pragma_attribute_unused : Warning<
854 "unused attribute %0 in '#pragma clang attribute push' region">,
855 InGroup<PragmaClangAttribute>;
856 def note_pragma_attribute_region_ends_here : Note<
857 "'#pragma clang attribute push' regions ends here">;
858 def err_pragma_attribute_no_pop_eof : Error<"unterminated "
859 "'#pragma clang attribute push' at end of file">;
860 def note_pragma_attribute_applied_decl_here : Note<
861 "when applied to this declaration">;
862 def err_pragma_attr_attr_no_push : Error<
863 "'#pragma clang attribute' attribute with no matching "
864 "'#pragma clang attribute push'">;
866 /// Objective-C parser diagnostics
867 def err_duplicate_class_def : Error<
868 "duplicate interface definition for class %0">;
869 def err_undef_superclass : Error<
870 "cannot find interface declaration for %0, superclass of %1">;
871 def err_forward_superclass : Error<
872 "attempting to use the forward class %0 as superclass of %1">;
873 def err_no_nsconstant_string_class : Error<
874 "cannot find interface declaration for %0">;
875 def err_recursive_superclass : Error<
876 "trying to recursively use %0 as superclass of %1">;
877 def err_conflicting_aliasing_type : Error<"conflicting types for alias %0">;
878 def warn_undef_interface : Warning<"cannot find interface declaration for %0">;
879 def warn_duplicate_protocol_def : Warning<
880 "duplicate protocol definition of %0 is ignored">,
881 InGroup<DiagGroup<"duplicate-protocol">>;
882 def err_protocol_has_circular_dependency : Error<
883 "protocol has circular dependency">;
884 def err_undeclared_protocol : Error<"cannot find protocol declaration for %0">;
885 def warn_undef_protocolref : Warning<"cannot find protocol definition for %0">;
886 def err_atprotocol_protocol : Error<
887 "@protocol is using a forward protocol declaration of %0">;
888 def warn_readonly_property : Warning<
889 "attribute 'readonly' of property %0 restricts attribute "
890 "'readwrite' of property inherited from %1">,
891 InGroup<PropertyAttr>;
893 def warn_property_attribute : Warning<
894 "'%1' attribute on property %0 does not match the property inherited from %2">,
895 InGroup<PropertyAttr>;
896 def warn_property_types_are_incompatible : Warning<
897 "property type %0 is incompatible with type %1 inherited from %2">,
898 InGroup<DiagGroup<"incompatible-property-type">>;
899 def warn_protocol_property_mismatch : Warning<
900 "property %select{of type %1|with attribute '%1'|without attribute '%1'|with "
901 "getter %1|with setter %1}0 was selected for synthesis">,
902 InGroup<DiagGroup<"protocol-property-synthesis-ambiguity">>;
903 def err_protocol_property_mismatch: Error<warn_protocol_property_mismatch.Text>;
904 def err_undef_interface : Error<"cannot find interface declaration for %0">;
905 def err_category_forward_interface : Error<
906 "cannot define %select{category|class extension}0 for undefined class %1">;
907 def err_class_extension_after_impl : Error<
908 "cannot declare class extension for %0 after class implementation">;
909 def note_implementation_declared : Note<
910 "class implementation is declared here">;
911 def note_while_in_implementation : Note<
912 "detected while default synthesizing properties in class implementation">;
913 def note_class_declared : Note<
914 "class is declared here">;
915 def note_receiver_class_declared : Note<
916 "receiver is instance of class declared here">;
917 def note_receiver_expr_here : Note<
918 "receiver expression is here">;
919 def note_receiver_is_id : Note<
920 "receiver is treated with 'id' type for purpose of method lookup">;
921 def note_suppressed_class_declare : Note<
922 "class with specified objc_requires_property_definitions attribute is declared here">;
923 def err_objc_root_class_subclass : Error<
924 "objc_root_class attribute may only be specified on a root class declaration">;
925 def err_restricted_superclass_mismatch : Error<
926 "cannot subclass a class that was declared with the "
927 "'objc_subclassing_restricted' attribute">;
928 def err_class_stub_subclassing_mismatch : Error<
929 "'objc_class_stub' attribute cannot be specified on a class that does not "
930 "have the 'objc_subclassing_restricted' attribute">;
931 def err_implementation_of_class_stub : Error<
932 "cannot declare implementation of a class declared with the "
933 "'objc_class_stub' attribute">;
934 def warn_objc_root_class_missing : Warning<
935 "class %0 defined without specifying a base class">,
936 InGroup<ObjCRootClass>;
937 def err_objc_runtime_visible_category : Error<
938 "cannot implement a category for class %0 that is only visible via the "
939 "Objective-C runtime">;
940 def err_objc_runtime_visible_subclass : Error<
941 "cannot implement subclass %0 of a superclass %1 that is only visible via the "
942 "Objective-C runtime">;
943 def note_objc_needs_superclass : Note<
944 "add a super class to fix this problem">;
945 def err_conflicting_super_class : Error<"conflicting super class name %0">;
946 def err_dup_implementation_class : Error<"reimplementation of class %0">;
947 def err_dup_implementation_category : Error<
948 "reimplementation of category %1 for class %0">;
949 def err_conflicting_ivar_type : Error<
950 "instance variable %0 has conflicting type%diff{: $ vs $|}1,2">;
951 def err_duplicate_ivar_declaration : Error<
952 "instance variable is already declared">;
953 def warn_on_superclass_use : Warning<
954 "class implementation may not have super class">;
955 def err_conflicting_ivar_bitwidth : Error<
956 "instance variable %0 has conflicting bit-field width">;
957 def err_conflicting_ivar_name : Error<
958 "conflicting instance variable names: %0 vs %1">;
959 def err_inconsistent_ivar_count : Error<
960 "inconsistent number of instance variables specified">;
961 def warn_undef_method_impl : Warning<"method definition for %0 not found">,
962 InGroup<DiagGroup<"incomplete-implementation">>;
963 def warn_objc_boxing_invalid_utf8_string : Warning<
964 "string is ill-formed as UTF-8 and will become a null %0 when boxed">,
967 def warn_conflicting_overriding_ret_types : Warning<
968 "conflicting return type in "
969 "declaration of %0%diff{: $ vs $|}1,2">,
970 InGroup<OverridingMethodMismatch>, DefaultIgnore;
972 def warn_conflicting_ret_types : Warning<
973 "conflicting return type in "
974 "implementation of %0%diff{: $ vs $|}1,2">,
975 InGroup<MismatchedReturnTypes>;
977 def warn_conflicting_overriding_ret_type_modifiers : Warning<
978 "conflicting distributed object modifiers on return type "
979 "in declaration of %0">,
980 InGroup<OverridingMethodMismatch>, DefaultIgnore;
982 def warn_conflicting_ret_type_modifiers : Warning<
983 "conflicting distributed object modifiers on return type "
984 "in implementation of %0">,
985 InGroup<DistributedObjectModifiers>;
987 def warn_non_covariant_overriding_ret_types : Warning<
988 "conflicting return type in "
989 "declaration of %0: %1 vs %2">,
990 InGroup<OverridingMethodMismatch>, DefaultIgnore;
992 def warn_non_covariant_ret_types : Warning<
993 "conflicting return type in "
994 "implementation of %0: %1 vs %2">,
995 InGroup<MethodSignatures>, DefaultIgnore;
997 def warn_conflicting_overriding_param_types : Warning<
998 "conflicting parameter types in "
999 "declaration of %0%diff{: $ vs $|}1,2">,
1000 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1002 def warn_conflicting_param_types : Warning<
1003 "conflicting parameter types in "
1004 "implementation of %0%diff{: $ vs $|}1,2">,
1005 InGroup<MismatchedParameterTypes>;
1007 def warn_conflicting_param_modifiers : Warning<
1008 "conflicting distributed object modifiers on parameter type "
1009 "in implementation of %0">,
1010 InGroup<DistributedObjectModifiers>;
1012 def warn_conflicting_overriding_param_modifiers : Warning<
1013 "conflicting distributed object modifiers on parameter type "
1014 "in declaration of %0">,
1015 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1017 def warn_non_contravariant_overriding_param_types : Warning<
1018 "conflicting parameter types in "
1019 "declaration of %0: %1 vs %2">,
1020 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1022 def warn_non_contravariant_param_types : Warning<
1023 "conflicting parameter types in "
1024 "implementation of %0: %1 vs %2">,
1025 InGroup<MethodSignatures>, DefaultIgnore;
1027 def warn_conflicting_overriding_variadic :Warning<
1028 "conflicting variadic declaration of method and its "
1030 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1032 def warn_conflicting_variadic :Warning<
1033 "conflicting variadic declaration of method and its "
1036 def warn_category_method_impl_match:Warning<
1037 "category is implementing a method which will also be implemented"
1038 " by its primary class">, InGroup<ObjCProtocolMethodImpl>;
1040 def warn_implements_nscopying : Warning<
1041 "default assign attribute on property %0 which implements "
1042 "NSCopying protocol is not appropriate with -fobjc-gc[-only]">;
1044 def warn_multiple_method_decl : Warning<"multiple methods named %0 found">,
1045 InGroup<ObjCMultipleMethodNames>;
1046 def warn_strict_multiple_method_decl : Warning<
1047 "multiple methods named %0 found">, InGroup<StrictSelector>, DefaultIgnore;
1048 def warn_accessor_property_type_mismatch : Warning<
1049 "type of property %0 does not match type of accessor %1">;
1050 def note_conv_function_declared_at : Note<"type conversion function declared here">;
1051 def note_method_declared_at : Note<"method %0 declared here">;
1052 def note_property_attribute : Note<"property %0 is declared "
1053 "%select{deprecated|unavailable|partial}1 here">;
1054 def err_setter_type_void : Error<"type of setter must be void">;
1055 def err_duplicate_method_decl : Error<"duplicate declaration of method %0">;
1056 def warn_duplicate_method_decl :
1057 Warning<"multiple declarations of method %0 found and ignored">,
1058 InGroup<MethodDuplicate>, DefaultIgnore;
1059 def warn_objc_cdirective_format_string :
1060 Warning<"using %0 directive in %select{NSString|CFString}1 "
1061 "which is being passed as a formatting argument to the formatting "
1062 "%select{method|CFfunction}2">,
1063 InGroup<ObjCCStringFormat>, DefaultIgnore;
1064 def err_objc_var_decl_inclass :
1065 Error<"cannot declare variable inside @interface or @protocol">;
1066 def err_missing_method_context : Error<
1067 "missing context for method declaration">;
1068 def err_objc_property_attr_mutually_exclusive : Error<
1069 "property attributes '%0' and '%1' are mutually exclusive">;
1070 def err_objc_property_requires_object : Error<
1071 "property with '%0' attribute must be of object type">;
1072 def warn_objc_property_assign_on_object : Warning<
1073 "'assign' property of object type may become a dangling reference; consider using 'unsafe_unretained'">,
1074 InGroup<ObjCPropertyAssignOnObjectType>, DefaultIgnore;
1075 def warn_objc_property_no_assignment_attribute : Warning<
1076 "no 'assign', 'retain', or 'copy' attribute is specified - "
1077 "'assign' is assumed">,
1078 InGroup<ObjCPropertyNoAttribute>;
1079 def warn_objc_isa_use : Warning<
1080 "direct access to Objective-C's isa is deprecated in favor of "
1081 "object_getClass()">, InGroup<DeprecatedObjCIsaUsage>;
1082 def warn_objc_isa_assign : Warning<
1083 "assignment to Objective-C's isa is deprecated in favor of "
1084 "object_setClass()">, InGroup<DeprecatedObjCIsaUsage>;
1085 def warn_objc_pointer_masking : Warning<
1086 "bitmasking for introspection of Objective-C object pointers is strongly "
1088 InGroup<ObjCPointerIntrospect>;
1089 def warn_objc_pointer_masking_performSelector : Warning<warn_objc_pointer_masking.Text>,
1090 InGroup<ObjCPointerIntrospectPerformSelector>;
1091 def warn_objc_property_default_assign_on_object : Warning<
1092 "default property attribute 'assign' not appropriate for object">,
1093 InGroup<ObjCPropertyNoAttribute>;
1094 def warn_property_attr_mismatch : Warning<
1095 "property attribute in class extension does not match the primary class">,
1096 InGroup<PropertyAttr>;
1097 def warn_property_implicitly_mismatched : Warning <
1098 "primary property declaration is implicitly strong while redeclaration "
1099 "in class extension is weak">,
1100 InGroup<DiagGroup<"objc-property-implicit-mismatch">>;
1101 def warn_objc_property_copy_missing_on_block : Warning<
1102 "'copy' attribute must be specified for the block property "
1103 "when -fobjc-gc-only is specified">;
1104 def warn_objc_property_retain_of_block : Warning<
1105 "retain'ed block property does not copy the block "
1106 "- use copy attribute instead">, InGroup<ObjCRetainBlockProperty>;
1107 def warn_objc_readonly_property_has_setter : Warning<
1108 "setter cannot be specified for a readonly property">,
1109 InGroup<ObjCReadonlyPropertyHasSetter>;
1110 def warn_atomic_property_rule : Warning<
1111 "writable atomic property %0 cannot pair a synthesized %select{getter|setter}1 "
1112 "with a user defined %select{getter|setter}2">,
1113 InGroup<DiagGroup<"atomic-property-with-user-defined-accessor">>;
1114 def note_atomic_property_fixup_suggest : Note<"setter and getter must both be "
1115 "synthesized, or both be user defined,or the property must be nonatomic">;
1116 def err_atomic_property_nontrivial_assign_op : Error<
1117 "atomic property of reference type %0 cannot have non-trivial assignment"
1119 def warn_cocoa_naming_owned_rule : Warning<
1120 "property follows Cocoa naming"
1121 " convention for returning 'owned' objects">,
1122 InGroup<DiagGroup<"objc-property-matches-cocoa-ownership-rule">>;
1123 def err_cocoa_naming_owned_rule : Error<
1124 "property follows Cocoa naming"
1125 " convention for returning 'owned' objects">;
1126 def note_cocoa_naming_declare_family : Note<
1127 "explicitly declare getter %objcinstance0 with '%1' to return an 'unowned' "
1129 def warn_auto_synthesizing_protocol_property :Warning<
1130 "auto property synthesis will not synthesize property %0"
1131 " declared in protocol %1">,
1132 InGroup<DiagGroup<"objc-protocol-property-synthesis">>;
1133 def note_add_synthesize_directive : Note<
1134 "add a '@synthesize' directive">;
1135 def warn_no_autosynthesis_shared_ivar_property : Warning <
1136 "auto property synthesis will not synthesize property "
1137 "%0 because it cannot share an ivar with another synthesized property">,
1138 InGroup<ObjCNoPropertyAutoSynthesis>;
1139 def warn_no_autosynthesis_property : Warning<
1140 "auto property synthesis will not synthesize property "
1141 "%0 because it is 'readwrite' but it will be synthesized 'readonly' "
1142 "via another property">,
1143 InGroup<ObjCNoPropertyAutoSynthesis>;
1144 def warn_autosynthesis_property_in_superclass : Warning<
1145 "auto property synthesis will not synthesize property "
1146 "%0; it will be implemented by its superclass, use @dynamic to "
1147 "acknowledge intention">,
1148 InGroup<ObjCNoPropertyAutoSynthesis>;
1149 def warn_autosynthesis_property_ivar_match :Warning<
1150 "autosynthesized property %0 will use %select{|synthesized}1 instance variable "
1151 "%2, not existing instance variable %3">,
1152 InGroup<DiagGroup<"objc-autosynthesis-property-ivar-name-match">>;
1153 def warn_missing_explicit_synthesis : Warning <
1154 "auto property synthesis is synthesizing property not explicitly synthesized">,
1155 InGroup<DiagGroup<"objc-missing-property-synthesis">>, DefaultIgnore;
1156 def warn_property_getter_owning_mismatch : Warning<
1157 "property declared as returning non-retained objects"
1158 "; getter returning retained objects">;
1159 def warn_property_redecl_getter_mismatch : Warning<
1160 "getter name mismatch between property redeclaration (%1) and its original "
1161 "declaration (%0)">, InGroup<PropertyAttr>;
1162 def err_property_setter_ambiguous_use : Error<
1163 "synthesized properties %0 and %1 both claim setter %2 -"
1164 " use of this setter will cause unexpected behavior">;
1165 def warn_default_atomic_custom_getter_setter : Warning<
1166 "atomic by default property %0 has a user defined %select{getter|setter}1 "
1167 "(property should be marked 'atomic' if this is intended)">,
1168 InGroup<CustomAtomic>, DefaultIgnore;
1169 def err_use_continuation_class : Error<
1170 "illegal redeclaration of property in class extension %0"
1171 " (attribute must be 'readwrite', while its primary must be 'readonly')">;
1172 def err_type_mismatch_continuation_class : Error<
1173 "type of property %0 in class extension does not match "
1174 "property type in primary class">;
1175 def err_use_continuation_class_redeclaration_readwrite : Error<
1176 "illegal redeclaration of 'readwrite' property in class extension %0"
1177 " (perhaps you intended this to be a 'readwrite' redeclaration of a "
1178 "'readonly' public property?)">;
1179 def err_continuation_class : Error<"class extension has no primary class">;
1180 def err_property_type : Error<"property cannot have array or function type %0">;
1181 def err_missing_property_context : Error<
1182 "missing context for property implementation declaration">;
1183 def err_bad_property_decl : Error<
1184 "property implementation must have its declaration in interface %0 or one of "
1186 def err_category_property : Error<
1187 "property declared in category %0 cannot be implemented in "
1188 "class implementation">;
1189 def note_property_declare : Note<
1190 "property declared here">;
1191 def note_protocol_property_declare : Note<
1192 "it could also be property "
1193 "%select{of type %1|without attribute '%1'|with attribute '%1'|with getter "
1194 "%1|with setter %1}0 declared here">;
1195 def note_property_synthesize : Note<
1196 "property synthesized here">;
1197 def err_synthesize_category_decl : Error<
1198 "@synthesize not allowed in a category's implementation">;
1199 def err_synthesize_on_class_property : Error<
1200 "@synthesize not allowed on a class property %0">;
1201 def err_missing_property_interface : Error<
1202 "property implementation in a category with no category declaration">;
1203 def err_bad_category_property_decl : Error<
1204 "property implementation must have its declaration in the category %0">;
1205 def err_bad_property_context : Error<
1206 "property implementation must be in a class or category implementation">;
1207 def err_missing_property_ivar_decl : Error<
1208 "synthesized property %0 must either be named the same as a compatible"
1209 " instance variable or must explicitly name an instance variable">;
1210 def err_arc_perform_selector_retains : Error<
1211 "performSelector names a selector which retains the object">;
1212 def warn_arc_perform_selector_leaks : Warning<
1213 "performSelector may cause a leak because its selector is unknown">,
1214 InGroup<DiagGroup<"arc-performSelector-leaks">>;
1215 def warn_dealloc_in_category : Warning<
1216 "-dealloc is being overridden in a category">,
1217 InGroup<DeallocInCategory>;
1218 def err_gc_weak_property_strong_type : Error<
1219 "weak attribute declared on a __strong type property in GC mode">;
1220 def warn_arc_repeated_use_of_weak : Warning <
1221 "weak %select{variable|property|implicit property|instance variable}0 %1 is "
1222 "accessed multiple times in this %select{function|method|block|lambda}2 "
1223 "but may be unpredictably set to nil; assign to a strong variable to keep "
1224 "the object alive">,
1225 InGroup<ARCRepeatedUseOfWeak>, DefaultIgnore;
1226 def warn_implicitly_retains_self : Warning <
1227 "block implicitly retains 'self'; explicitly mention 'self' to indicate "
1228 "this is intended behavior">,
1229 InGroup<DiagGroup<"implicit-retain-self">>, DefaultIgnore;
1230 def warn_arc_possible_repeated_use_of_weak : Warning <
1231 "weak %select{variable|property|implicit property|instance variable}0 %1 may "
1232 "be accessed multiple times in this %select{function|method|block|lambda}2 "
1233 "and may be unpredictably set to nil; assign to a strong variable to keep "
1234 "the object alive">,
1235 InGroup<ARCRepeatedUseOfWeakMaybe>, DefaultIgnore;
1236 def note_arc_weak_also_accessed_here : Note<
1237 "also accessed here">;
1238 def err_incomplete_synthesized_property : Error<
1239 "cannot synthesize property %0 with incomplete type %1">;
1241 def err_property_ivar_type : Error<
1242 "type of property %0 (%1) does not match type of instance variable %2 (%3)">;
1243 def err_property_accessor_type : Error<
1244 "type of property %0 (%1) does not match type of accessor %2 (%3)">;
1245 def err_ivar_in_superclass_use : Error<
1246 "property %0 attempting to use instance variable %1 declared in super class %2">;
1247 def err_weak_property : Error<
1248 "existing instance variable %1 for __weak property %0 must be __weak">;
1249 def err_strong_property : Error<
1250 "existing instance variable %1 for strong property %0 may not be __weak">;
1251 def err_dynamic_property_ivar_decl : Error<
1252 "dynamic property cannot have instance variable specification">;
1253 def err_duplicate_ivar_use : Error<
1254 "synthesized properties %0 and %1 both claim instance variable %2">;
1255 def err_property_implemented : Error<"property %0 is already implemented">;
1256 def warn_objc_missing_super_call : Warning<
1257 "method possibly missing a [super %0] call">,
1258 InGroup<ObjCMissingSuperCalls>;
1259 def err_dealloc_bad_result_type : Error<
1260 "dealloc return type must be correctly specified as 'void' under ARC, "
1262 def warn_undeclared_selector : Warning<
1263 "undeclared selector %0">, InGroup<UndeclaredSelector>, DefaultIgnore;
1264 def warn_undeclared_selector_with_typo : Warning<
1265 "undeclared selector %0; did you mean %1?">,
1266 InGroup<UndeclaredSelector>, DefaultIgnore;
1267 def warn_implicit_atomic_property : Warning<
1268 "property is assumed atomic by default">, InGroup<ImplicitAtomic>, DefaultIgnore;
1269 def note_auto_readonly_iboutlet_fixup_suggest : Note<
1270 "property should be changed to be readwrite">;
1271 def warn_auto_readonly_iboutlet_property : Warning<
1272 "readonly IBOutlet property %0 when auto-synthesized may "
1273 "not work correctly with 'nib' loader">,
1274 InGroup<DiagGroup<"readonly-iboutlet-property">>;
1275 def warn_auto_implicit_atomic_property : Warning<
1276 "property is assumed atomic when auto-synthesizing the property">,
1277 InGroup<ImplicitAtomic>, DefaultIgnore;
1278 def warn_unimplemented_selector: Warning<
1279 "no method with selector %0 is implemented in this translation unit">,
1280 InGroup<Selector>, DefaultIgnore;
1281 def warn_unimplemented_protocol_method : Warning<
1282 "method %0 in protocol %1 not implemented">, InGroup<Protocol>;
1283 def warn_multiple_selectors: Warning<
1284 "several methods with selector %0 of mismatched types are found "
1285 "for the @selector expression">,
1286 InGroup<SelectorTypeMismatch>, DefaultIgnore;
1288 def err_objc_kindof_nonobject : Error<
1289 "'__kindof' specifier cannot be applied to non-object type %0">;
1290 def err_objc_kindof_wrong_position : Error<
1291 "'__kindof' type specifier must precede the declarator">;
1293 def err_objc_method_unsupported_param_ret_type : Error<
1294 "%0 %select{parameter|return}1 type is unsupported; "
1295 "support for vector types for this target is introduced in %2">;
1297 def warn_messaging_unqualified_id : Warning<
1298 "messaging unqualified id">, DefaultIgnore,
1299 InGroup<DiagGroup<"objc-messaging-id">>;
1302 def err_static_assert_expression_is_not_constant : Error<
1303 "static_assert expression is not an integral constant expression">;
1304 def err_static_assert_failed : Error<"static_assert failed%select{ %1|}0">;
1305 def err_static_assert_requirement_failed : Error<
1306 "static_assert failed due to requirement '%0'%select{ %2|}1">;
1308 def ext_inline_variable : ExtWarn<
1309 "inline variables are a C++17 extension">, InGroup<CXX17>;
1310 def warn_cxx14_compat_inline_variable : Warning<
1311 "inline variables are incompatible with C++ standards before C++17">,
1312 DefaultIgnore, InGroup<CXXPre17Compat>;
1314 def warn_inline_namespace_reopened_noninline : Warning<
1315 "inline namespace reopened as a non-inline namespace">;
1316 def err_inline_namespace_mismatch : Error<
1317 "non-inline namespace cannot be reopened as inline">;
1319 def err_unexpected_friend : Error<
1320 "friends can only be classes or functions">;
1321 def ext_enum_friend : ExtWarn<
1322 "befriending enumeration type %0 is a C++11 extension">, InGroup<CXX11>;
1323 def warn_cxx98_compat_enum_friend : Warning<
1324 "befriending enumeration type %0 is incompatible with C++98">,
1325 InGroup<CXX98Compat>, DefaultIgnore;
1326 def ext_nonclass_type_friend : ExtWarn<
1327 "non-class friend type %0 is a C++11 extension">, InGroup<CXX11>;
1328 def warn_cxx98_compat_nonclass_type_friend : Warning<
1329 "non-class friend type %0 is incompatible with C++98">,
1330 InGroup<CXX98Compat>, DefaultIgnore;
1331 def err_friend_is_member : Error<
1332 "friends cannot be members of the declaring class">;
1333 def warn_cxx98_compat_friend_is_member : Warning<
1334 "friend declaration naming a member of the declaring class is incompatible "
1335 "with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
1336 def ext_unelaborated_friend_type : ExtWarn<
1337 "unelaborated friend declaration is a C++11 extension; specify "
1338 "'%select{struct|interface|union|class|enum}0' to befriend %1">,
1340 def warn_cxx98_compat_unelaborated_friend_type : Warning<
1341 "befriending %1 without '%select{struct|interface|union|class|enum}0' "
1342 "keyword is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
1343 def err_qualified_friend_no_match : Error<
1344 "friend declaration of %0 does not match any declaration in %1">;
1345 def err_introducing_special_friend : Error<
1346 "%plural{[0,2]:must use a qualified name when declaring|3:cannot declare}0"
1347 " a %select{constructor|destructor|conversion operator|deduction guide}0 "
1349 def err_tagless_friend_type_template : Error<
1350 "friend type templates must use an elaborated type">;
1351 def err_no_matching_local_friend : Error<
1352 "no matching function found in local scope">;
1353 def err_no_matching_local_friend_suggest : Error<
1354 "no matching function %0 found in local scope; did you mean %3?">;
1355 def err_partial_specialization_friend : Error<
1356 "partial specialization cannot be declared as a friend">;
1357 def err_qualified_friend_def : Error<
1358 "friend function definition cannot be qualified with '%0'">;
1359 def err_friend_def_in_local_class : Error<
1360 "friend function cannot be defined in a local class">;
1361 def err_friend_not_first_in_declaration : Error<
1362 "'friend' must appear first in a non-function declaration">;
1363 def err_using_decl_friend : Error<
1364 "cannot befriend target of using declaration">;
1365 def warn_template_qualified_friend_unsupported : Warning<
1366 "dependent nested name specifier '%0' for friend class declaration is "
1367 "not supported; turning off access control for %1">,
1368 InGroup<UnsupportedFriend>;
1369 def warn_template_qualified_friend_ignored : Warning<
1370 "dependent nested name specifier '%0' for friend template declaration is "
1371 "not supported; ignoring this friend declaration">,
1372 InGroup<UnsupportedFriend>;
1373 def ext_friend_tag_redecl_outside_namespace : ExtWarn<
1374 "unqualified friend declaration referring to type outside of the nearest "
1375 "enclosing namespace is a Microsoft extension; add a nested name specifier">,
1376 InGroup<MicrosoftUnqualifiedFriend>;
1377 def err_pure_friend : Error<"friend declaration cannot have a pure-specifier">;
1379 def err_invalid_base_in_interface : Error<
1380 "interface type cannot inherit from "
1381 "%select{struct|non-public interface|class}0 %1">;
1383 def err_abstract_type_in_decl : Error<
1384 "%select{return|parameter|variable|field|instance variable|"
1385 "synthesized instance variable}0 type %1 is an abstract class">;
1386 def err_allocation_of_abstract_type : Error<
1387 "allocating an object of abstract class type %0">;
1388 def err_throw_abstract_type : Error<
1389 "cannot throw an object of abstract type %0">;
1390 def err_array_of_abstract_type : Error<"array of abstract class type %0">;
1391 def err_capture_of_abstract_type : Error<
1392 "by-copy capture of value of abstract type %0">;
1393 def err_capture_of_incomplete_type : Error<
1394 "by-copy capture of variable %0 with incomplete type %1">;
1395 def err_capture_default_non_local : Error<
1396 "non-local lambda expression cannot have a capture-default">;
1398 def err_multiple_final_overriders : Error<
1399 "virtual function %q0 has more than one final overrider in %1">;
1400 def note_final_overrider : Note<"final overrider of %q0 in %1">;
1402 def err_type_defined_in_type_specifier : Error<
1403 "%0 cannot be defined in a type specifier">;
1404 def err_type_defined_in_result_type : Error<
1405 "%0 cannot be defined in the result type of a function">;
1406 def err_type_defined_in_param_type : Error<
1407 "%0 cannot be defined in a parameter type">;
1408 def err_type_defined_in_alias_template : Error<
1409 "%0 cannot be defined in a type alias template">;
1410 def err_type_defined_in_condition : Error<
1411 "%0 cannot be defined in a condition">;
1412 def err_type_defined_in_enum : Error<
1413 "%0 cannot be defined in an enumeration">;
1415 def note_pure_virtual_function : Note<
1416 "unimplemented pure virtual method %0 in %1">;
1418 def note_pure_qualified_call_kext : Note<
1419 "qualified call to %0::%1 is treated as a virtual call to %1 due to -fapple-kext">;
1421 def err_deleted_decl_not_first : Error<
1422 "deleted definition must be first declaration">;
1424 def err_deleted_override : Error<
1425 "deleted function %0 cannot override a non-deleted function">;
1427 def err_non_deleted_override : Error<
1428 "non-deleted function %0 cannot override a deleted function">;
1430 def warn_weak_vtable : Warning<
1431 "%0 has no out-of-line virtual method definitions; its vtable will be "
1432 "emitted in every translation unit">,
1433 InGroup<DiagGroup<"weak-vtables">>, DefaultIgnore;
1434 def warn_weak_template_vtable : Warning<
1435 "explicit template instantiation %0 will emit a vtable in every "
1436 "translation unit">,
1437 InGroup<DiagGroup<"weak-template-vtables">>, DefaultIgnore;
1439 def ext_using_undefined_std : ExtWarn<
1440 "using directive refers to implicitly-defined namespace 'std'">;
1442 // C++ exception specifications
1443 def err_exception_spec_in_typedef : Error<
1444 "exception specifications are not allowed in %select{typedefs|type aliases}0">;
1445 def err_distant_exception_spec : Error<
1446 "exception specifications are not allowed beyond a single level "
1448 def err_incomplete_in_exception_spec : Error<
1449 "%select{|pointer to |reference to }0incomplete type %1 is not allowed "
1450 "in exception specification">;
1451 def ext_incomplete_in_exception_spec : ExtWarn<err_incomplete_in_exception_spec.Text>,
1452 InGroup<MicrosoftExceptionSpec>;
1453 def err_rref_in_exception_spec : Error<
1454 "rvalue reference type %0 is not allowed in exception specification">;
1455 def err_mismatched_exception_spec : Error<
1456 "exception specification in declaration does not match previous declaration">;
1457 def ext_mismatched_exception_spec : ExtWarn<err_mismatched_exception_spec.Text>,
1458 InGroup<MicrosoftExceptionSpec>;
1459 def err_override_exception_spec : Error<
1460 "exception specification of overriding function is more lax than "
1462 def ext_override_exception_spec : ExtWarn<err_override_exception_spec.Text>,
1463 InGroup<MicrosoftExceptionSpec>;
1464 def err_incompatible_exception_specs : Error<
1465 "target exception specification is not superset of source">;
1466 def warn_incompatible_exception_specs : Warning<
1467 err_incompatible_exception_specs.Text>, InGroup<IncompatibleExceptionSpec>;
1468 def err_deep_exception_specs_differ : Error<
1469 "exception specifications of %select{return|argument}0 types differ">;
1470 def warn_deep_exception_specs_differ : Warning<
1471 err_deep_exception_specs_differ.Text>, InGroup<IncompatibleExceptionSpec>;
1472 def err_missing_exception_specification : Error<
1473 "%0 is missing exception specification '%1'">;
1474 def ext_missing_exception_specification : ExtWarn<
1475 err_missing_exception_specification.Text>,
1476 InGroup<DiagGroup<"missing-exception-spec">>;
1477 def ext_ms_missing_exception_specification : ExtWarn<
1478 err_missing_exception_specification.Text>,
1479 InGroup<MicrosoftExceptionSpec>;
1480 def err_noexcept_needs_constant_expression : Error<
1481 "argument to noexcept specifier must be a constant expression">;
1482 def err_exception_spec_not_parsed : Error<
1483 "exception specification is not available until end of class definition">;
1484 def err_exception_spec_cycle : Error<
1485 "exception specification of %0 uses itself">;
1486 def err_exception_spec_incomplete_type : Error<
1487 "exception specification needed for member of incomplete class %0">;
1489 // C++ access checking
1490 def err_class_redeclared_with_different_access : Error<
1491 "%0 redeclared with '%1' access">;
1492 def err_access : Error<
1493 "%1 is a %select{private|protected}0 member of %3">, AccessControl;
1494 def ext_ms_using_declaration_inaccessible : ExtWarn<
1495 "using declaration referring to inaccessible member '%0' (which refers "
1496 "to accessible member '%1') is a Microsoft compatibility extension">,
1497 AccessControl, InGroup<MicrosoftUsingDecl>;
1498 def err_access_ctor : Error<
1499 "calling a %select{private|protected}0 constructor of class %2">,
1501 def ext_rvalue_to_reference_access_ctor : Extension<
1502 "C++98 requires an accessible copy constructor for class %2 when binding "
1503 "a reference to a temporary; was %select{private|protected}0">,
1504 AccessControl, InGroup<BindToTemporaryCopy>;
1505 def err_access_base_ctor : Error<
1506 // The ERRORs represent other special members that aren't constructors, in
1507 // hopes that someone will bother noticing and reporting if they appear
1508 "%select{base class|inherited virtual base class}0 %1 has %select{private|"
1509 "protected}3 %select{default |copy |move |*ERROR* |*ERROR* "
1510 "|*ERROR*|}2constructor">, AccessControl;
1511 def err_access_field_ctor : Error<
1512 // The ERRORs represent other special members that aren't constructors, in
1513 // hopes that someone will bother noticing and reporting if they appear
1514 "field of type %0 has %select{private|protected}2 "
1515 "%select{default |copy |move |*ERROR* |*ERROR* |*ERROR* |}1constructor">,
1517 def err_access_friend_function : Error<
1518 "friend function %1 is a %select{private|protected}0 member of %3">,
1521 def err_access_dtor : Error<
1522 "calling a %select{private|protected}1 destructor of class %0">,
1524 def err_access_dtor_base :
1525 Error<"base class %0 has %select{private|protected}1 destructor">,
1527 def err_access_dtor_vbase :
1528 Error<"inherited virtual base class %1 has "
1529 "%select{private|protected}2 destructor">,
1531 def err_access_dtor_temp :
1532 Error<"temporary of type %0 has %select{private|protected}1 destructor">,
1534 def err_access_dtor_exception :
1535 Error<"exception object of type %0 has %select{private|protected}1 "
1536 "destructor">, AccessControl;
1537 def err_access_dtor_field :
1538 Error<"field of type %1 has %select{private|protected}2 destructor">,
1540 def err_access_dtor_var :
1541 Error<"variable of type %1 has %select{private|protected}2 destructor">,
1543 def err_access_dtor_ivar :
1544 Error<"instance variable of type %0 has %select{private|protected}1 "
1547 def note_previous_access_declaration : Note<
1548 "previously declared '%1' here">;
1549 def note_access_natural : Note<
1550 "%select{|implicitly }1declared %select{private|protected}0 here">;
1551 def note_access_constrained_by_path : Note<
1552 "constrained by %select{|implicitly }1%select{private|protected}0"
1553 " inheritance here">;
1554 def note_access_protected_restricted_noobject : Note<
1555 "must name member using the type of the current context %0">;
1556 def note_access_protected_restricted_ctordtor : Note<
1557 "protected %select{constructor|destructor}0 can only be used to "
1558 "%select{construct|destroy}0 a base class subobject">;
1559 def note_access_protected_restricted_object : Note<
1560 "can only access this member on an object of type %0">;
1561 def warn_cxx98_compat_sfinae_access_control : Warning<
1562 "substitution failure due to access control is incompatible with C++98">,
1563 InGroup<CXX98Compat>, DefaultIgnore, NoSFINAE;
1566 def err_incomplete_nested_name_spec : Error<
1567 "incomplete type %0 named in nested name specifier">;
1568 def err_dependent_nested_name_spec : Error<
1569 "nested name specifier for a declaration cannot depend on a template "
1571 def err_nested_name_member_ref_lookup_ambiguous : Error<
1572 "lookup of %0 in member access expression is ambiguous">;
1573 def ext_nested_name_member_ref_lookup_ambiguous : ExtWarn<
1574 "lookup of %0 in member access expression is ambiguous; using member of %1">,
1575 InGroup<AmbigMemberTemplate>;
1576 def note_ambig_member_ref_object_type : Note<
1577 "lookup in the object type %0 refers here">;
1578 def note_ambig_member_ref_scope : Note<
1579 "lookup from the current scope refers here">;
1580 def err_qualified_member_nonclass : Error<
1581 "qualified member access refers to a member in %0">;
1582 def err_incomplete_member_access : Error<
1583 "member access into incomplete type %0">;
1584 def err_incomplete_type : Error<
1585 "incomplete type %0 where a complete type is required">;
1586 def warn_cxx98_compat_enum_nested_name_spec : Warning<
1587 "enumeration type in nested name specifier is incompatible with C++98">,
1588 InGroup<CXX98Compat>, DefaultIgnore;
1589 def err_nested_name_spec_is_not_class : Error<
1590 "%0 cannot appear before '::' because it is not a class"
1591 "%select{ or namespace|, namespace, or enumeration}1; did you mean ':'?">;
1592 def ext_nested_name_spec_is_enum : ExtWarn<
1593 "use of enumeration in a nested name specifier is a C++11 extension">,
1595 def err_out_of_line_qualified_id_type_names_constructor : Error<
1596 "qualified reference to %0 is a constructor name rather than a "
1597 "%select{template name|type}1 in this context">;
1598 def ext_out_of_line_qualified_id_type_names_constructor : ExtWarn<
1599 "ISO C++ specifies that "
1600 "qualified reference to %0 is a constructor name rather than a "
1601 "%select{template name|type}1 in this context, despite preceding "
1602 "%select{'typename'|'template'}2 keyword">, SFINAEFailure,
1603 InGroup<DiagGroup<"injected-class-name">>;
1605 // C++ class members
1606 def err_storageclass_invalid_for_member : Error<
1607 "storage class specified for a member declaration">;
1608 def err_mutable_function : Error<"'mutable' cannot be applied to functions">;
1609 def err_mutable_reference : Error<"'mutable' cannot be applied to references">;
1610 def ext_mutable_reference : ExtWarn<
1611 "'mutable' on a reference type is a Microsoft extension">,
1612 InGroup<MicrosoftMutableReference>;
1613 def err_mutable_const : Error<"'mutable' and 'const' cannot be mixed">;
1614 def err_mutable_nonmember : Error<
1615 "'mutable' can only be applied to member variables">;
1616 def err_virtual_in_union : Error<
1617 "unions cannot have virtual functions">;
1618 def err_virtual_non_function : Error<
1619 "'virtual' can only appear on non-static member functions">;
1620 def err_virtual_out_of_class : Error<
1621 "'virtual' can only be specified inside the class definition">;
1622 def err_virtual_member_function_template : Error<
1623 "'virtual' cannot be specified on member function templates">;
1624 def err_static_overrides_virtual : Error<
1625 "'static' member function %0 overrides a virtual function in a base class">;
1626 def err_explicit_non_function : Error<
1627 "'explicit' can only appear on non-static member functions">;
1628 def err_explicit_out_of_class : Error<
1629 "'explicit' can only be specified inside the class definition">;
1630 def err_explicit_non_ctor_or_conv_function : Error<
1631 "'explicit' can only be applied to a constructor or conversion function">;
1632 def err_static_not_bitfield : Error<"static member %0 cannot be a bit-field">;
1633 def err_static_out_of_line : Error<
1634 "'static' can only be specified inside the class definition">;
1635 def ext_static_out_of_line : ExtWarn<
1636 err_static_out_of_line.Text>,
1637 InGroup<MicrosoftTemplate>;
1638 def err_storage_class_for_static_member : Error<
1639 "static data member definition cannot specify a storage class">;
1640 def err_typedef_not_bitfield : Error<"typedef member %0 cannot be a bit-field">;
1641 def err_not_integral_type_bitfield : Error<
1642 "bit-field %0 has non-integral type %1">;
1643 def err_not_integral_type_anon_bitfield : Error<
1644 "anonymous bit-field has non-integral type %0">;
1645 def err_anon_bitfield_qualifiers : Error<
1646 "anonymous bit-field cannot have qualifiers">;
1647 def err_member_function_initialization : Error<
1648 "initializer on function does not look like a pure-specifier">;
1649 def err_non_virtual_pure : Error<
1650 "%0 is not virtual and cannot be declared pure">;
1651 def ext_pure_function_definition : ExtWarn<
1652 "function definition with pure-specifier is a Microsoft extension">,
1653 InGroup<MicrosoftPureDefinition>;
1654 def err_qualified_member_of_unrelated : Error<
1655 "%q0 is not a member of class %1">;
1657 def err_member_function_call_bad_cvr : Error<
1658 "'this' argument to member function %0 has type %1, but function is not marked "
1659 "%select{const|restrict|const or restrict|volatile|const or volatile|"
1660 "volatile or restrict|const, volatile, or restrict}2">;
1661 def err_member_function_call_bad_ref : Error<
1662 "'this' argument to member function %0 is an %select{lvalue|rvalue}1, "
1663 "but function has %select{non-const lvalue|rvalue}2 ref-qualifier">;
1664 def err_member_function_call_bad_type : Error<
1665 "cannot initialize object parameter of type %0 with an expression "
1668 def warn_call_to_pure_virtual_member_function_from_ctor_dtor : Warning<
1669 "call to pure virtual member function %0 has undefined behavior; "
1670 "overrides of %0 in subclasses are not available in the "
1671 "%select{constructor|destructor}1 of %2">, InGroup<PureVirtualCallFromCtorDtor>;
1673 def select_special_member_kind : TextSubstitution<
1674 "%select{default constructor|copy constructor|move constructor|"
1675 "copy assignment operator|move assignment operator|destructor}0">;
1677 def note_member_declared_at : Note<"member is declared here">;
1678 def note_ivar_decl : Note<"instance variable is declared here">;
1679 def note_bitfield_decl : Note<"bit-field is declared here">;
1680 def note_implicit_param_decl : Note<"%0 is an implicit parameter">;
1681 def note_member_synthesized_at : Note<
1682 "in implicit %sub{select_special_member_kind}0 for %1 "
1683 "first required here">;
1684 def err_missing_default_ctor : Error<
1685 "%select{constructor for %1 must explicitly initialize the|"
1686 "implicit default constructor for %1 must explicitly initialize the|"
1687 "cannot use constructor inherited from base class %4;}0 "
1688 "%select{base class|member}2 %3 %select{which|which|of %1}0 "
1689 "does not have a default constructor">;
1690 def note_due_to_dllexported_class : Note<
1691 "due to %0 being dllexported%select{|; try compiling in C++11 mode}1">;
1693 def err_illegal_union_or_anon_struct_member : Error<
1694 "%select{anonymous struct|union}0 member %1 has a non-trivial "
1695 "%sub{select_special_member_kind}2">;
1696 def warn_cxx98_compat_nontrivial_union_or_anon_struct_member : Warning<
1697 "%select{anonymous struct|union}0 member %1 with a non-trivial "
1698 "%sub{select_special_member_kind}2 is incompatible with C++98">,
1699 InGroup<CXX98Compat>, DefaultIgnore;
1701 def note_nontrivial_virtual_dtor : Note<
1702 "destructor for %0 is not trivial because it is virtual">;
1703 def note_nontrivial_has_virtual : Note<
1704 "because type %0 has a virtual %select{member function|base class}1">;
1705 def note_nontrivial_no_def_ctor : Note<
1706 "because %select{base class of |field of |}0type %1 has no "
1707 "default constructor">;
1708 def note_user_declared_ctor : Note<
1709 "implicit default constructor suppressed by user-declared constructor">;
1710 def note_nontrivial_no_copy : Note<
1711 "because no %select{<<ERROR>>|constructor|constructor|assignment operator|"
1712 "assignment operator|<<ERROR>>}2 can be used to "
1713 "%select{<<ERROR>>|copy|move|copy|move|<<ERROR>>}2 "
1714 "%select{base class|field|an object}0 of type %3">;
1715 def note_nontrivial_user_provided : Note<
1716 "because %select{base class of |field of |}0type %1 has a user-provided "
1717 "%sub{select_special_member_kind}2">;
1718 def note_nontrivial_in_class_init : Note<
1719 "because field %0 has an initializer">;
1720 def note_nontrivial_param_type : Note<
1721 "because its parameter is %diff{of type $, not $|of the wrong type}2,3">;
1722 def note_nontrivial_default_arg : Note<"because it has a default argument">;
1723 def note_nontrivial_variadic : Note<"because it is a variadic function">;
1724 def note_nontrivial_subobject : Note<
1725 "because the function selected to %select{construct|copy|move|copy|move|"
1726 "destroy}2 %select{base class|field}0 of type %1 is not trivial">;
1727 def note_nontrivial_objc_ownership : Note<
1728 "because type %0 has a member with %select{no|no|__strong|__weak|"
1729 "__autoreleasing}1 ownership">;
1731 def err_static_data_member_not_allowed_in_anon_struct : Error<
1732 "static data member %0 not allowed in anonymous struct">;
1733 def ext_static_data_member_in_union : ExtWarn<
1734 "static data member %0 in union is a C++11 extension">, InGroup<CXX11>;
1735 def warn_cxx98_compat_static_data_member_in_union : Warning<
1736 "static data member %0 in union is incompatible with C++98">,
1737 InGroup<CXX98Compat>, DefaultIgnore;
1738 def ext_union_member_of_reference_type : ExtWarn<
1739 "union member %0 has reference type %1, which is a Microsoft extension">,
1740 InGroup<MicrosoftUnionMemberReference>;
1741 def err_union_member_of_reference_type : Error<
1742 "union member %0 has reference type %1">;
1743 def ext_anonymous_struct_union_qualified : Extension<
1744 "anonymous %select{struct|union}0 cannot be '%1'">;
1745 def err_different_return_type_for_overriding_virtual_function : Error<
1746 "virtual function %0 has a different return type "
1747 "%diff{($) than the function it overrides (which has return type $)|"
1748 "than the function it overrides}1,2">;
1749 def note_overridden_virtual_function : Note<
1750 "overridden virtual function is here">;
1751 def err_conflicting_overriding_cc_attributes : Error<
1752 "virtual function %0 has different calling convention attributes "
1753 "%diff{($) than the function it overrides (which has calling convention $)|"
1754 "than the function it overrides}1,2">;
1755 def warn_overriding_method_missing_noescape : Warning<
1756 "parameter of overriding method should be annotated with "
1757 "__attribute__((noescape))">, InGroup<MissingNoEscape>;
1758 def note_overridden_marked_noescape : Note<
1759 "parameter of overridden method is annotated with __attribute__((noescape))">;
1760 def note_cat_conform_to_noescape_prot : Note<
1761 "%select{category|class extension}0 conforms to protocol %1 which defines method %2">;
1763 def err_covariant_return_inaccessible_base : Error<
1764 "invalid covariant return for virtual function: %1 is a "
1765 "%select{private|protected}2 base class of %0">, AccessControl;
1766 def err_covariant_return_ambiguous_derived_to_base_conv : Error<
1767 "return type of virtual function %3 is not covariant with the return type of "
1768 "the function it overrides (ambiguous conversion from derived class "
1769 "%0 to base class %1:%2)">;
1770 def err_covariant_return_not_derived : Error<
1771 "return type of virtual function %0 is not covariant with the return type of "
1772 "the function it overrides (%1 is not derived from %2)">;
1773 def err_covariant_return_incomplete : Error<
1774 "return type of virtual function %0 is not covariant with the return type of "
1775 "the function it overrides (%1 is incomplete)">;
1776 def err_covariant_return_type_different_qualifications : Error<
1777 "return type of virtual function %0 is not covariant with the return type of "
1778 "the function it overrides (%1 has different qualifiers than %2)">;
1779 def err_covariant_return_type_class_type_more_qualified : Error<
1780 "return type of virtual function %0 is not covariant with the return type of "
1781 "the function it overrides (class type %1 is more qualified than class "
1784 // C++ implicit special member functions
1785 def note_in_declaration_of_implicit_special_member : Note<
1786 "while declaring the implicit %sub{select_special_member_kind}1"
1790 def err_constructor_cannot_be : Error<"constructor cannot be declared '%0'">;
1791 def err_invalid_qualified_constructor : Error<
1792 "'%0' qualifier is not allowed on a constructor">;
1793 def err_ref_qualifier_constructor : Error<
1794 "ref-qualifier '%select{&&|&}0' is not allowed on a constructor">;
1796 def err_constructor_return_type : Error<
1797 "constructor cannot have a return type">;
1798 def err_constructor_redeclared : Error<"constructor cannot be redeclared">;
1799 def err_constructor_byvalue_arg : Error<
1800 "copy constructor must pass its first argument by reference">;
1801 def warn_no_constructor_for_refconst : Warning<
1802 "%select{struct|interface|union|class|enum}0 %1 does not declare any "
1803 "constructor to initialize its non-modifiable members">;
1804 def note_refconst_member_not_initialized : Note<
1805 "%select{const|reference}0 member %1 will never be initialized">;
1806 def ext_ms_explicit_constructor_call : ExtWarn<
1807 "explicit constructor calls are a Microsoft extension">,
1808 InGroup<MicrosoftExplicitConstructorCall>;
1811 def err_destructor_not_member : Error<
1812 "destructor must be a non-static member function">;
1813 def err_destructor_cannot_be : Error<"destructor cannot be declared '%0'">;
1814 def err_invalid_qualified_destructor : Error<
1815 "'%0' qualifier is not allowed on a destructor">;
1816 def err_ref_qualifier_destructor : Error<
1817 "ref-qualifier '%select{&&|&}0' is not allowed on a destructor">;
1818 def err_destructor_return_type : Error<"destructor cannot have a return type">;
1819 def err_destructor_redeclared : Error<"destructor cannot be redeclared">;
1820 def err_destructor_with_params : Error<"destructor cannot have any parameters">;
1821 def err_destructor_variadic : Error<"destructor cannot be variadic">;
1822 def err_destructor_typedef_name : Error<
1823 "destructor cannot be declared using a %select{typedef|type alias}1 %0 of the class name">;
1824 def err_destructor_name : Error<
1825 "expected the class name after '~' to name the enclosing class">;
1826 def err_destructor_class_name : Error<
1827 "expected the class name after '~' to name a destructor">;
1828 def err_ident_in_dtor_not_a_type : Error<
1829 "identifier %0 in object destruction expression does not name a type">;
1830 def err_destructor_expr_type_mismatch : Error<
1831 "destructor type %0 in object destruction expression does not match the "
1832 "type %1 of the object being destroyed">;
1833 def note_destructor_type_here : Note<
1834 "type %0 is declared here">;
1836 def err_destroy_attr_on_non_static_var : Error<
1837 "%select{no_destroy|always_destroy}0 attribute can only be applied to a"
1838 " variable with static or thread storage duration">;
1840 def err_destructor_template : Error<
1841 "destructor cannot be declared as a template">;
1843 // C++ initialization
1844 def err_init_conversion_failed : Error<
1845 "cannot initialize %select{a variable|a parameter|return object|"
1846 "statement expression result|an "
1847 "exception object|a member subobject|an array element|a new value|a value|a "
1848 "base class|a constructor delegation|a vector element|a block element|a "
1849 "block element|a complex element|a lambda capture|a compound literal "
1850 "initializer|a related result|a parameter of CF audited function}0 "
1851 "%diff{of type $ with an %select{rvalue|lvalue}2 of type $|"
1852 "with an %select{rvalue|lvalue}2 of incompatible type}1,3"
1853 "%select{|: different classes%diff{ ($ vs $)|}5,6"
1854 "|: different number of parameters (%5 vs %6)"
1855 "|: type mismatch at %ordinal5 parameter%diff{ ($ vs $)|}6,7"
1856 "|: different return type%diff{ ($ vs $)|}5,6"
1857 "|: different qualifiers (%5 vs %6)"
1858 "|: different exception specifications}4">;
1860 def err_lvalue_to_rvalue_ref : Error<"rvalue reference %diff{to type $ cannot "
1861 "bind to lvalue of type $|cannot bind to incompatible lvalue}0,1">;
1862 def err_lvalue_reference_bind_to_initlist : Error<
1863 "%select{non-const|volatile}0 lvalue reference to type %1 cannot bind to an "
1864 "initializer list temporary">;
1865 def err_lvalue_reference_bind_to_temporary : Error<
1866 "%select{non-const|volatile}0 lvalue reference %diff{to type $ cannot bind "
1867 "to a temporary of type $|cannot bind to incompatible temporary}1,2">;
1868 def err_lvalue_reference_bind_to_unrelated : Error<
1869 "%select{non-const|volatile}0 lvalue reference "
1870 "%diff{to type $ cannot bind to a value of unrelated type $|"
1871 "cannot bind to a value of unrelated type}1,2">;
1872 def err_reference_bind_drops_quals : Error<
1873 "binding reference %diff{of type $ to value of type $|to value}0,1 "
1874 "%select{drops %3 qualifier%plural{1:|2:|4:|:s}4|changes address space}2">;
1875 def err_reference_bind_failed : Error<
1876 "reference %diff{to %select{type|incomplete type}1 $ could not bind to an "
1877 "%select{rvalue|lvalue}2 of type $|could not bind to %select{rvalue|lvalue}2 of "
1878 "incompatible type}0,3">;
1879 def err_reference_bind_temporary_addrspace : Error<
1880 "reference of type %0 cannot bind to a temporary object because of "
1881 "address space mismatch">;
1882 def err_reference_bind_init_list : Error<
1883 "reference to type %0 cannot bind to an initializer list">;
1884 def err_init_list_bad_dest_type : Error<
1885 "%select{|non-aggregate }0type %1 cannot be initialized with an initializer "
1887 def warn_cxx2a_compat_aggregate_init_with_ctors : Warning<
1888 "aggregate initialization of type %0 with user-declared constructors "
1889 "is incompatible with C++2a">, DefaultIgnore, InGroup<CXX2aCompat>;
1891 def err_reference_bind_to_bitfield : Error<
1892 "%select{non-const|volatile}0 reference cannot bind to "
1893 "bit-field%select{| %1}2">;
1894 def err_reference_bind_to_vector_element : Error<
1895 "%select{non-const|volatile}0 reference cannot bind to vector element">;
1896 def err_reference_var_requires_init : Error<
1897 "declaration of reference variable %0 requires an initializer">;
1898 def err_reference_without_init : Error<
1899 "reference to type %0 requires an initializer">;
1900 def note_value_initialization_here : Note<
1901 "in value-initialization of type %0 here">;
1902 def err_reference_has_multiple_inits : Error<
1903 "reference cannot be initialized with multiple values">;
1904 def err_init_non_aggr_init_list : Error<
1905 "initialization of non-aggregate type %0 with an initializer list">;
1906 def err_init_reference_member_uninitialized : Error<
1907 "reference member of type %0 uninitialized">;
1908 def note_uninit_reference_member : Note<
1909 "uninitialized reference member is here">;
1910 def warn_field_is_uninit : Warning<"field %0 is uninitialized when used here">,
1911 InGroup<Uninitialized>;
1912 def warn_base_class_is_uninit : Warning<
1913 "base class %0 is uninitialized when used here to access %q1">,
1914 InGroup<Uninitialized>;
1915 def warn_reference_field_is_uninit : Warning<
1916 "reference %0 is not yet bound to a value when used here">,
1917 InGroup<Uninitialized>;
1918 def note_uninit_in_this_constructor : Note<
1919 "during field initialization in %select{this|the implicit default}0 "
1921 def warn_static_self_reference_in_init : Warning<
1922 "static variable %0 is suspiciously used within its own initialization">,
1923 InGroup<UninitializedStaticSelfInit>;
1924 def warn_uninit_self_reference_in_init : Warning<
1925 "variable %0 is uninitialized when used within its own initialization">,
1926 InGroup<Uninitialized>;
1927 def warn_uninit_self_reference_in_reference_init : Warning<
1928 "reference %0 is not yet bound to a value when used within its own"
1930 InGroup<Uninitialized>;
1931 def warn_uninit_var : Warning<
1932 "variable %0 is uninitialized when %select{used here|captured by block}1">,
1933 InGroup<Uninitialized>, DefaultIgnore;
1934 def warn_sometimes_uninit_var : Warning<
1935 "variable %0 is %select{used|captured}1 uninitialized whenever "
1936 "%select{'%3' condition is %select{true|false}4|"
1937 "'%3' loop %select{is entered|exits because its condition is false}4|"
1938 "'%3' loop %select{condition is true|exits because its condition is false}4|"
1939 "switch %3 is taken|"
1940 "its declaration is reached|"
1942 InGroup<UninitializedSometimes>, DefaultIgnore;
1943 def warn_maybe_uninit_var : Warning<
1944 "variable %0 may be uninitialized when "
1945 "%select{used here|captured by block}1">,
1946 InGroup<UninitializedMaybe>, DefaultIgnore;
1947 def note_var_declared_here : Note<"variable %0 is declared here">;
1948 def note_uninit_var_use : Note<
1949 "%select{uninitialized use occurs|variable is captured by block}0 here">;
1950 def warn_uninit_byref_blockvar_captured_by_block : Warning<
1951 "block pointer variable %0 is %select{uninitialized|null}1 when captured by "
1952 "block">, InGroup<Uninitialized>, DefaultIgnore;
1953 def note_block_var_fixit_add_initialization : Note<
1954 "did you mean to use __block %0?">;
1955 def note_in_omitted_aggregate_initializer : Note<
1956 "in implicit initialization of %select{"
1957 "array element %1 with omitted initializer|"
1958 "field %1 with omitted initializer|"
1959 "trailing array elements in runtime-sized array new}0">;
1960 def note_in_reference_temporary_list_initializer : Note<
1961 "in initialization of temporary of type %0 created to "
1962 "list-initialize this reference">;
1963 def note_var_fixit_add_initialization : Note<
1964 "initialize the variable %0 to silence this warning">;
1965 def note_uninit_fixit_remove_cond : Note<
1966 "remove the %select{'%1' if its condition|condition if it}0 "
1967 "is always %select{false|true}2">;
1968 def err_init_incomplete_type : Error<"initialization of incomplete type %0">;
1969 def err_list_init_in_parens : Error<
1970 "cannot initialize %select{non-class|reference}0 type %1 with a "
1971 "parenthesized initializer list">;
1973 def warn_unsequenced_mod_mod : Warning<
1974 "multiple unsequenced modifications to %0">, InGroup<Unsequenced>;
1975 def warn_unsequenced_mod_use : Warning<
1976 "unsequenced modification and access to %0">, InGroup<Unsequenced>;
1978 def select_initialized_entity_kind : TextSubstitution<
1979 "%select{copying variable|copying parameter|"
1980 "returning object|initializing statement expression result|"
1981 "throwing object|copying member subobject|copying array element|"
1982 "allocating object|copying temporary|initializing base subobject|"
1983 "initializing vector element|capturing value}0">;
1985 def err_temp_copy_no_viable : Error<
1986 "no viable constructor %sub{select_initialized_entity_kind}0 of type %1">;
1987 def ext_rvalue_to_reference_temp_copy_no_viable : Extension<
1988 "no viable constructor %sub{select_initialized_entity_kind}0 of type %1; "
1989 "C++98 requires a copy constructor when binding a reference to a temporary">,
1990 InGroup<BindToTemporaryCopy>;
1991 def err_temp_copy_ambiguous : Error<
1992 "ambiguous constructor call when %sub{select_initialized_entity_kind}0 "
1994 def err_temp_copy_deleted : Error<
1995 "%sub{select_initialized_entity_kind}0 of type %1 "
1996 "invokes deleted constructor">;
1997 def err_temp_copy_incomplete : Error<
1998 "copying a temporary object of incomplete type %0">;
1999 def warn_cxx98_compat_temp_copy : Warning<
2000 "%sub{select_initialized_entity_kind}1 "
2001 "of type %2 when binding a reference to a temporary would %select{invoke "
2002 "an inaccessible constructor|find no viable constructor|find ambiguous "
2003 "constructors|invoke a deleted constructor}0 in C++98">,
2004 InGroup<CXX98CompatBindToTemporaryCopy>, DefaultIgnore;
2005 def err_selected_explicit_constructor : Error<
2006 "chosen constructor is explicit in copy-initialization">;
2007 def note_explicit_ctor_deduction_guide_here : Note<
2008 "explicit %select{constructor|deduction guide}0 declared here">;
2011 def err_decltype_in_declarator : Error<
2012 "'decltype' cannot be used to name a declaration">;
2015 def warn_cxx98_compat_auto_type_specifier : Warning<
2016 "'auto' type specifier is incompatible with C++98">,
2017 InGroup<CXX98Compat>, DefaultIgnore;
2018 def err_auto_variable_cannot_appear_in_own_initializer : Error<
2019 "variable %0 declared with deduced type %1 "
2020 "cannot appear in its own initializer">;
2021 def err_binding_cannot_appear_in_own_initializer : Error<
2022 "binding %0 cannot appear in the initializer of its own "
2023 "decomposition declaration">;
2024 def err_illegal_decl_array_of_auto : Error<
2025 "'%0' declared as array of %1">;
2026 def err_new_array_of_auto : Error<
2027 "cannot allocate array of 'auto'">;
2028 def err_auto_not_allowed : Error<
2029 "%select{'auto'|'decltype(auto)'|'__auto_type'|"
2031 "%select{class template|function template|variable template|alias template|"
2032 "template template parameter|concept|template}2 %3 requires template "
2033 "arguments; argument deduction}0 not allowed "
2034 "%select{in function prototype"
2035 "|in non-static struct member|in struct member"
2036 "|in non-static union member|in union member"
2037 "|in non-static class member|in interface member"
2038 "|in exception declaration|in template parameter until C++17|in block literal"
2039 "|in template argument|in typedef|in type alias|in function return type"
2040 "|in conversion function type|here|in lambda parameter"
2041 "|in type allocated by 'new'|in K&R-style function parameter"
2042 "|in template parameter|in friend declaration}1">;
2043 def err_dependent_deduced_tst : Error<
2044 "typename specifier refers to "
2045 "%select{class template|function template|variable template|alias template|"
2046 "template template parameter|template}0 member in %1; "
2047 "argument deduction not allowed here">;
2048 def err_auto_not_allowed_var_inst : Error<
2049 "'auto' variable template instantiation is not allowed">;
2050 def err_auto_var_requires_init : Error<
2051 "declaration of variable %0 with deduced type %1 requires an initializer">;
2052 def err_auto_new_requires_ctor_arg : Error<
2053 "new expression for type %0 requires a constructor argument">;
2054 def ext_auto_new_list_init : Extension<
2055 "ISO C++ standards before C++17 do not allow new expression for "
2056 "type %0 to use list-initialization">, InGroup<CXX17>;
2057 def err_auto_var_init_no_expression : Error<
2058 "initializer for variable %0 with type %1 is empty">;
2059 def err_auto_var_init_multiple_expressions : Error<
2060 "initializer for variable %0 with type %1 contains multiple expressions">;
2061 def err_auto_var_init_paren_braces : Error<
2062 "cannot deduce type for variable %1 with type %2 from "
2063 "%select{parenthesized|nested}0 initializer list">;
2064 def err_auto_new_ctor_multiple_expressions : Error<
2065 "new expression for type %0 contains multiple constructor arguments">;
2066 def err_auto_missing_trailing_return : Error<
2067 "'auto' return without trailing return type; deduced return types are a "
2069 def err_deduced_return_type : Error<
2070 "deduced return types are a C++14 extension">;
2071 def err_trailing_return_without_auto : Error<
2072 "function with trailing return type must specify return type 'auto', not %0">;
2073 def err_trailing_return_in_parens : Error<
2074 "trailing return type may not be nested within parentheses">;
2075 def err_auto_var_deduction_failure : Error<
2076 "variable %0 with type %1 has incompatible initializer of type %2">;
2077 def err_auto_var_deduction_failure_from_init_list : Error<
2078 "cannot deduce actual type for variable %0 with type %1 from initializer list">;
2079 def err_auto_new_deduction_failure : Error<
2080 "new expression for type %0 has incompatible constructor argument of type %1">;
2081 def err_auto_inconsistent_deduction : Error<
2082 "deduced conflicting types %diff{($ vs $) |}0,1"
2083 "for initializer list element type">;
2084 def err_auto_different_deductions : Error<
2085 "%select{'auto'|'decltype(auto)'|'__auto_type'|template arguments}0 "
2086 "deduced as %1 in declaration of %2 and "
2087 "deduced as %3 in declaration of %4">;
2088 def err_auto_non_deduced_not_alone : Error<
2089 "%select{function with deduced return type|"
2090 "declaration with trailing return type}0 "
2091 "must be the only declaration in its group">;
2092 def err_implied_std_initializer_list_not_found : Error<
2093 "cannot deduce type of initializer list because std::initializer_list was "
2094 "not found; include <initializer_list>">;
2095 def err_malformed_std_initializer_list : Error<
2096 "std::initializer_list must be a class template with a single type parameter">;
2097 def err_auto_init_list_from_c : Error<
2098 "cannot use __auto_type with initializer list in C">;
2099 def err_auto_bitfield : Error<
2100 "cannot pass bit-field as __auto_type initializer in C">;
2102 // C++1y decltype(auto) type
2103 def err_decltype_auto_invalid : Error<
2104 "'decltype(auto)' not allowed here">;
2105 def err_decltype_auto_cannot_be_combined : Error<
2106 "'decltype(auto)' cannot be combined with other type specifiers">;
2107 def err_decltype_auto_function_declarator_not_declaration : Error<
2108 "'decltype(auto)' can only be used as a return type "
2109 "in a function declaration">;
2110 def err_decltype_auto_compound_type : Error<
2111 "cannot form %select{pointer to|reference to|array of}0 'decltype(auto)'">;
2112 def err_decltype_auto_initializer_list : Error<
2113 "cannot deduce 'decltype(auto)' from initializer list">;
2115 // C++17 deduced class template specialization types
2116 def err_deduced_class_template_compound_type : Error<
2117 "cannot %select{form pointer to|form reference to|form array of|"
2118 "form function returning|use parentheses when declaring variable with}0 "
2119 "deduced class template specialization type">;
2120 def err_deduced_non_class_template_specialization_type : Error<
2121 "%select{<error>|function template|variable template|alias template|"
2122 "template template parameter|concept|template}0 %1 requires template "
2123 "arguments; argument deduction only allowed for class templates">;
2124 def err_deduced_class_template_ctor_ambiguous : Error<
2125 "ambiguous deduction for template arguments of %0">;
2126 def err_deduced_class_template_ctor_no_viable : Error<
2127 "no viable constructor or deduction guide for deduction of "
2128 "template arguments of %0">;
2129 def err_deduced_class_template_incomplete : Error<
2130 "template %0 has no definition and no %select{|viable }1deduction guides "
2131 "for deduction of template arguments">;
2132 def err_deduced_class_template_deleted : Error<
2133 "class template argument deduction for %0 selected a deleted constructor">;
2134 def err_deduced_class_template_explicit : Error<
2135 "class template argument deduction for %0 selected an explicit "
2136 "%select{constructor|deduction guide}1 for copy-list-initialization">;
2137 def err_deduction_guide_no_trailing_return_type : Error<
2138 "deduction guide declaration without trailing return type">;
2139 def err_deduction_guide_bad_trailing_return_type : Error<
2140 "deduced type %1 of deduction guide is not %select{|written as }2"
2141 "a specialization of template %0">;
2142 def err_deduction_guide_with_complex_decl : Error<
2143 "cannot specify any part of a return type in the "
2144 "declaration of a deduction guide">;
2145 def err_deduction_guide_invalid_specifier : Error<
2146 "deduction guide cannot be declared '%0'">;
2147 def err_deduction_guide_name_not_class_template : Error<
2148 "cannot specify deduction guide for "
2149 "%select{<error>|function template|variable template|alias template|"
2150 "template template parameter|concept|dependent template name}0 %1">;
2151 def err_deduction_guide_wrong_scope : Error<
2152 "deduction guide must be declared in the same scope as template %q0">;
2153 def err_deduction_guide_defines_function : Error<
2154 "deduction guide cannot have a function definition">;
2155 def err_deduction_guide_redeclared : Error<
2156 "redeclaration of deduction guide">;
2157 def err_deduction_guide_specialized : Error<"deduction guide cannot be "
2158 "%select{explicitly instantiated|explicitly specialized}0">;
2159 def err_deduction_guide_template_not_deducible : Error<
2160 "deduction guide template contains "
2161 "%select{a template parameter|template parameters}0 that cannot be "
2163 def err_deduction_guide_wrong_access : Error<
2164 "deduction guide has different access from the corresponding "
2166 def note_deduction_guide_template_access : Note<
2167 "member template declared %0 here">;
2168 def note_deduction_guide_access : Note<
2169 "deduction guide declared %0 by intervening access specifier">;
2170 def warn_cxx14_compat_class_template_argument_deduction : Warning<
2171 "class template argument deduction is incompatible with C++ standards "
2172 "before C++17%select{|; for compatibility, use explicit type name %1}0">,
2173 InGroup<CXXPre17Compat>, DefaultIgnore;
2174 def warn_ctad_maybe_unsupported : Warning<
2175 "%0 may not intend to support class template argument deduction">,
2176 InGroup<CTADMaybeUnsupported>, DefaultIgnore;
2177 def note_suppress_ctad_maybe_unsupported : Note<
2178 "add a deduction guide to suppress this warning">;
2181 // C++14 deduced return types
2182 def err_auto_fn_deduction_failure : Error<
2183 "cannot deduce return type %0 from returned value of type %1">;
2184 def err_auto_fn_different_deductions : Error<
2185 "'%select{auto|decltype(auto)}0' in return type deduced as %1 here but "
2186 "deduced as %2 in earlier return statement">;
2187 def err_auto_fn_used_before_defined : Error<
2188 "function %0 with deduced return type cannot be used before it is defined">;
2189 def err_auto_fn_no_return_but_not_auto : Error<
2190 "cannot deduce return type %0 for function with no return statements">;
2191 def err_auto_fn_return_void_but_not_auto : Error<
2192 "cannot deduce return type %0 from omitted return expression">;
2193 def err_auto_fn_return_init_list : Error<
2194 "cannot deduce return type from initializer list">;
2195 def err_auto_fn_virtual : Error<
2196 "function with deduced return type cannot be virtual">;
2197 def warn_cxx11_compat_deduced_return_type : Warning<
2198 "return type deduction is incompatible with C++ standards before C++14">,
2199 InGroup<CXXPre14Compat>, DefaultIgnore;
2201 // C++11 override control
2202 def override_keyword_only_allowed_on_virtual_member_functions : Error<
2203 "only virtual member functions can be marked '%0'">;
2204 def override_keyword_hides_virtual_member_function : Error<
2205 "non-virtual member function marked '%0' hides virtual member "
2206 "%select{function|functions}1">;
2207 def err_function_marked_override_not_overriding : Error<
2208 "%0 marked 'override' but does not override any member functions">;
2209 def warn_destructor_marked_not_override_overriding : Warning <
2210 "%0 overrides a destructor but is not marked 'override'">,
2211 InGroup<CXX11WarnOverrideDestructor>, DefaultIgnore;
2212 def warn_function_marked_not_override_overriding : Warning <
2213 "%0 overrides a member function but is not marked 'override'">,
2214 InGroup<CXX11WarnOverrideMethod>;
2215 def err_class_marked_final_used_as_base : Error<
2216 "base %0 is marked '%select{final|sealed}1'">;
2217 def warn_abstract_final_class : Warning<
2218 "abstract class is marked '%select{final|sealed}0'">, InGroup<AbstractFinalClass>;
2221 def err_repeat_attribute : Error<"%0 attribute cannot be repeated">;
2224 def err_final_function_overridden : Error<
2225 "declaration of %0 overrides a '%select{final|sealed}1' function">;
2227 // C++11 scoped enumerations
2228 def err_enum_invalid_underlying : Error<
2229 "non-integral type %0 is an invalid underlying type">;
2230 def err_enumerator_too_large : Error<
2231 "enumerator value is not representable in the underlying type %0">;
2232 def ext_enumerator_too_large : Extension<
2233 "enumerator value is not representable in the underlying type %0">,
2234 InGroup<MicrosoftEnumValue>;
2235 def err_enumerator_wrapped : Error<
2236 "enumerator value %0 is not representable in the underlying type %1">;
2237 def err_enum_redeclare_type_mismatch : Error<
2238 "enumeration redeclared with different underlying type %0 (was %1)">;
2239 def err_enum_redeclare_fixed_mismatch : Error<
2240 "enumeration previously declared with %select{non|}0fixed underlying type">;
2241 def err_enum_redeclare_scoped_mismatch : Error<
2242 "enumeration previously declared as %select{un|}0scoped">;
2243 def err_enum_class_reference : Error<
2244 "reference to %select{|scoped }0enumeration must use 'enum' "
2245 "not 'enum class'">;
2246 def err_only_enums_have_underlying_types : Error<
2247 "only enumeration types have underlying types">;
2248 def err_underlying_type_of_incomplete_enum : Error<
2249 "cannot determine underlying type of incomplete enumeration type %0">;
2251 // C++11 delegating constructors
2252 def err_delegating_ctor : Error<
2253 "delegating constructors are permitted only in C++11">;
2254 def warn_cxx98_compat_delegating_ctor : Warning<
2255 "delegating constructors are incompatible with C++98">,
2256 InGroup<CXX98Compat>, DefaultIgnore;
2257 def err_delegating_initializer_alone : Error<
2258 "an initializer for a delegating constructor must appear alone">;
2259 def warn_delegating_ctor_cycle : Warning<
2260 "constructor for %0 creates a delegation cycle">, DefaultError,
2261 InGroup<DelegatingCtorCycles>;
2262 def note_it_delegates_to : Note<"it delegates to">;
2263 def note_which_delegates_to : Note<"which delegates to">;
2265 // C++11 range-based for loop
2266 def err_for_range_decl_must_be_var : Error<
2267 "for range declaration must declare a variable">;
2268 def err_for_range_storage_class : Error<
2269 "loop variable %0 may not be declared %select{'extern'|'static'|"
2270 "'__private_extern__'|'auto'|'register'|'constexpr'}1">;
2271 def err_type_defined_in_for_range : Error<
2272 "types may not be defined in a for range declaration">;
2273 def err_for_range_deduction_failure : Error<
2274 "cannot use type %0 as a range">;
2275 def err_for_range_incomplete_type : Error<
2276 "cannot use incomplete type %0 as a range">;
2277 def err_for_range_iter_deduction_failure : Error<
2278 "cannot use type %0 as an iterator">;
2279 def ext_for_range_begin_end_types_differ : ExtWarn<
2280 "'begin' and 'end' returning different types (%0 and %1) is a C++17 extension">,
2282 def warn_for_range_begin_end_types_differ : Warning<
2283 "'begin' and 'end' returning different types (%0 and %1) is incompatible "
2284 "with C++ standards before C++17">, InGroup<CXXPre17Compat>, DefaultIgnore;
2285 def note_in_for_range: Note<
2286 "when looking up '%select{begin|end}0' function for range expression "
2288 def err_for_range_invalid: Error<
2289 "invalid range expression of type %0; no viable '%select{begin|end}1' "
2290 "function available">;
2291 def note_for_range_member_begin_end_ignored : Note<
2292 "member is not a candidate because range type %0 has no '%select{end|begin}1' member">;
2293 def err_range_on_array_parameter : Error<
2294 "cannot build range expression with array function parameter %0 since "
2295 "parameter with array type %1 is treated as pointer type %2">;
2296 def err_for_range_dereference : Error<
2297 "invalid range expression of type %0; did you mean to dereference it "
2299 def note_for_range_invalid_iterator : Note <
2300 "in implicit call to 'operator%select{!=|*|++}0' for iterator of type %1">;
2301 def note_for_range_begin_end : Note<
2302 "selected '%select{begin|end}0' %select{function|template }1%2 with iterator type %3">;
2303 def warn_for_range_const_reference_copy : Warning<
2305 "%diff{has type $ but is initialized with type $"
2306 "| is initialized with a value of a different type}1,2 resulting in a copy">,
2307 InGroup<RangeLoopAnalysis>, DefaultIgnore;
2308 def note_use_type_or_non_reference : Note<
2309 "use non-reference type %0 to keep the copy or type %1 to prevent copying">;
2310 def warn_for_range_variable_always_copy : Warning<
2311 "loop variable %0 is always a copy because the range of type %1 does not "
2312 "return a reference">,
2313 InGroup<RangeLoopAnalysis>, DefaultIgnore;
2314 def note_use_non_reference_type : Note<"use non-reference type %0">;
2315 def warn_for_range_copy : Warning<
2316 "loop variable %0 of type %1 creates a copy from type %2">,
2317 InGroup<RangeLoopAnalysis>, DefaultIgnore;
2318 def note_use_reference_type : Note<"use reference type %0 to prevent copying">;
2319 def err_objc_for_range_init_stmt : Error<
2320 "initialization statement is not supported when iterating over Objective-C "
2324 def warn_cxx98_compat_constexpr : Warning<
2325 "'constexpr' specifier is incompatible with C++98">,
2326 InGroup<CXX98Compat>, DefaultIgnore;
2327 // FIXME: Maybe this should also go in -Wc++14-compat?
2328 def warn_cxx14_compat_constexpr_not_const : Warning<
2329 "'constexpr' non-static member function will not be implicitly 'const' "
2330 "in C++14; add 'const' to avoid a change in behavior">,
2331 InGroup<DiagGroup<"constexpr-not-const">>;
2332 def err_invalid_constexpr : Error<
2333 "%select{function parameter|typedef|non-static data member}0 "
2334 "cannot be %select{constexpr|consteval}1">;
2335 def err_invalid_constexpr_member : Error<"non-static data member cannot be "
2336 "constexpr%select{; did you intend to make it %select{const|static}0?|}1">;
2337 def err_constexpr_tag : Error<
2338 "%select{class|struct|interface|union|enum}0 "
2339 "cannot be marked %select{constexpr|consteval}1">;
2340 def err_constexpr_dtor : Error<
2341 "destructor cannot be marked %select{constexpr|consteval}0">;
2342 def err_constexpr_wrong_decl_kind : Error<
2343 "%select{constexpr|consteval}0 can only be used "
2344 "in %select{variable and |}0function declarations">;
2345 def err_invalid_constexpr_var_decl : Error<
2346 "constexpr variable declaration must be a definition">;
2347 def err_constexpr_static_mem_var_requires_init : Error<
2348 "declaration of constexpr static data member %0 requires an initializer">;
2349 def err_constexpr_var_non_literal : Error<
2350 "constexpr variable cannot have non-literal type %0">;
2351 def err_constexpr_var_requires_const_init : Error<
2352 "constexpr variable %0 must be initialized by a constant expression">;
2353 def err_constexpr_redecl_mismatch : Error<
2354 "%select{non-constexpr|constexpr|consteval}1 declaration of %0"
2355 " follows %select{non-constexpr|constexpr|consteval}2 declaration">;
2356 def err_constexpr_virtual : Error<"virtual function cannot be constexpr">;
2357 def warn_cxx17_compat_constexpr_virtual : Warning<
2358 "virtual constexpr functions are incompatible with "
2359 "C++ standards before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
2360 def err_constexpr_virtual_base : Error<
2361 "constexpr %select{member function|constructor}0 not allowed in "
2362 "%select{struct|interface|class}1 with virtual base "
2363 "%plural{1:class|:classes}2">;
2364 def note_non_literal_incomplete : Note<
2365 "incomplete type %0 is not a literal type">;
2366 def note_non_literal_virtual_base : Note<"%select{struct|interface|class}0 "
2367 "with virtual base %plural{1:class|:classes}1 is not a literal type">;
2368 def note_constexpr_virtual_base_here : Note<"virtual base class declared here">;
2369 def err_constexpr_non_literal_return : Error<
2370 "%select{constexpr|consteval}0 function's return type %1 is not a literal type">;
2371 def err_constexpr_non_literal_param : Error<
2372 "%select{constexpr|consteval}2 %select{function|constructor}1's %ordinal0 parameter type %3 is "
2373 "not a literal type">;
2374 def err_constexpr_body_invalid_stmt : Error<
2375 "statement not allowed in %select{constexpr|consteval}1 %select{function|constructor}0">;
2376 def ext_constexpr_body_invalid_stmt : ExtWarn<
2377 "use of this statement in a constexpr %select{function|constructor}0 "
2378 "is a C++14 extension">, InGroup<CXX14>;
2379 def warn_cxx11_compat_constexpr_body_invalid_stmt : Warning<
2380 "use of this statement in a constexpr %select{function|constructor}0 "
2381 "is incompatible with C++ standards before C++14">,
2382 InGroup<CXXPre14Compat>, DefaultIgnore;
2383 def ext_constexpr_body_invalid_stmt_cxx2a : ExtWarn<
2384 "use of this statement in a constexpr %select{function|constructor}0 "
2385 "is a C++2a extension">, InGroup<CXX2a>;
2386 def warn_cxx17_compat_constexpr_body_invalid_stmt : Warning<
2387 "use of this statement in a constexpr %select{function|constructor}0 "
2388 "is incompatible with C++ standards before C++2a">,
2389 InGroup<CXXPre2aCompat>, DefaultIgnore;
2390 def ext_constexpr_type_definition : ExtWarn<
2391 "type definition in a constexpr %select{function|constructor}0 "
2392 "is a C++14 extension">, InGroup<CXX14>;
2393 def warn_cxx11_compat_constexpr_type_definition : Warning<
2394 "type definition in a constexpr %select{function|constructor}0 "
2395 "is incompatible with C++ standards before C++14">,
2396 InGroup<CXXPre14Compat>, DefaultIgnore;
2397 def err_constexpr_vla : Error<
2398 "variably-modified type %0 cannot be used in a constexpr "
2399 "%select{function|constructor}1">;
2400 def ext_constexpr_local_var : ExtWarn<
2401 "variable declaration in a constexpr %select{function|constructor}0 "
2402 "is a C++14 extension">, InGroup<CXX14>;
2403 def warn_cxx11_compat_constexpr_local_var : Warning<
2404 "variable declaration in a constexpr %select{function|constructor}0 "
2405 "is incompatible with C++ standards before C++14">,
2406 InGroup<CXXPre14Compat>, DefaultIgnore;
2407 def err_constexpr_local_var_static : Error<
2408 "%select{static|thread_local}1 variable not permitted in a constexpr "
2409 "%select{function|constructor}0">;
2410 def err_constexpr_local_var_non_literal_type : Error<
2411 "variable of non-literal type %1 cannot be defined in a constexpr "
2412 "%select{function|constructor}0">;
2413 def err_constexpr_local_var_no_init : Error<
2414 "variables defined in a constexpr %select{function|constructor}0 must be "
2416 def ext_constexpr_function_never_constant_expr : ExtWarn<
2417 "constexpr %select{function|constructor}0 never produces a "
2418 "constant expression">, InGroup<DiagGroup<"invalid-constexpr">>, DefaultError;
2419 def err_attr_cond_never_constant_expr : Error<
2420 "%0 attribute expression never produces a constant expression">;
2421 def err_diagnose_if_invalid_diagnostic_type : Error<
2422 "invalid diagnostic type for 'diagnose_if'; use \"error\" or \"warning\" "
2424 def err_constexpr_body_no_return : Error<
2425 "no return statement in %select{constexpr|consteval}0 function">;
2426 def err_constexpr_return_missing_expr : Error<
2427 "non-void %select{constexpr|consteval}1 function %0 should return a value">;
2428 def warn_cxx11_compat_constexpr_body_no_return : Warning<
2429 "constexpr function with no return statements is incompatible with C++ "
2430 "standards before C++14">, InGroup<CXXPre14Compat>, DefaultIgnore;
2431 def ext_constexpr_body_multiple_return : ExtWarn<
2432 "multiple return statements in constexpr function is a C++14 extension">,
2434 def warn_cxx11_compat_constexpr_body_multiple_return : Warning<
2435 "multiple return statements in constexpr function "
2436 "is incompatible with C++ standards before C++14">,
2437 InGroup<CXXPre14Compat>, DefaultIgnore;
2438 def note_constexpr_body_previous_return : Note<
2439 "previous return statement is here">;
2440 def err_constexpr_function_try_block : Error<
2441 "function try block not allowed in constexpr %select{function|constructor}0">;
2443 // c++2a function try blocks in constexpr
2444 def ext_constexpr_function_try_block_cxx2a : ExtWarn<
2445 "function try block in constexpr %select{function|constructor}0 is "
2446 "a C++2a extension">, InGroup<CXX2a>;
2447 def warn_cxx17_compat_constexpr_function_try_block : Warning<
2448 "function try block in constexpr %select{function|constructor}0 is "
2449 "incompatible with C++ standards before C++2a">,
2450 InGroup<CXXPre2aCompat>, DefaultIgnore;
2452 def err_constexpr_union_ctor_no_init : Error<
2453 "constexpr union constructor does not initialize any member">;
2454 def err_constexpr_ctor_missing_init : Error<
2455 "constexpr constructor must initialize all members">;
2456 def note_constexpr_ctor_missing_init : Note<
2457 "member not initialized by constructor">;
2458 def note_non_literal_no_constexpr_ctors : Note<
2459 "%0 is not literal because it is not an aggregate and has no constexpr "
2460 "constructors other than copy or move constructors">;
2461 def note_non_literal_base_class : Note<
2462 "%0 is not literal because it has base class %1 of non-literal type">;
2463 def note_non_literal_field : Note<
2464 "%0 is not literal because it has data member %1 of "
2465 "%select{non-literal|volatile}3 type %2">;
2466 def note_non_literal_user_provided_dtor : Note<
2467 "%0 is not literal because it has a user-provided destructor">;
2468 def note_non_literal_nontrivial_dtor : Note<
2469 "%0 is not literal because it has a non-trivial destructor">;
2470 def note_non_literal_lambda : Note<
2471 "lambda closure types are non-literal types before C++17">;
2472 def warn_private_extern : Warning<
2473 "use of __private_extern__ on a declaration may not produce external symbol "
2474 "private to the linkage unit and is deprecated">, InGroup<PrivateExtern>;
2475 def note_private_extern : Note<
2476 "use __attribute__((visibility(\"hidden\"))) attribute instead">;
2479 def err_concept_initialized_with_non_bool_type : Error<
2480 "constraint expression must be of type 'bool' but is of type %0">;
2481 def err_concept_decls_may_only_appear_in_global_namespace_scope : Error<
2482 "concept declarations may only appear in global or namespace scope">;
2483 def err_concept_no_parameters : Error<
2484 "concept template parameter list must have at least one parameter; explicit "
2485 "specialization of concepts is not allowed">;
2486 def err_concept_extra_headers : Error<
2487 "extraneous template parameter list in concept definition">;
2488 def err_concept_no_associated_constraints : Error<
2489 "concept cannot have associated constraints">;
2490 def err_concept_not_implemented : Error<
2491 "sorry, unimplemented concepts feature %0 used">;
2493 def err_template_different_associated_constraints : Error<
2494 "associated constraints differ in template redeclaration">;
2496 // C++11 char16_t/char32_t
2497 def warn_cxx98_compat_unicode_type : Warning<
2498 "'%0' type specifier is incompatible with C++98">,
2499 InGroup<CXX98Compat>, DefaultIgnore;
2500 def warn_cxx17_compat_unicode_type : Warning<
2501 "'char8_t' type specifier is incompatible with C++ standards before C++20">,
2502 InGroup<CXXPre2aCompat>, DefaultIgnore;
2504 // __make_integer_seq
2505 def err_integer_sequence_negative_length : Error<
2506 "integer sequences must have non-negative sequence length">;
2507 def err_integer_sequence_integral_element_type : Error<
2508 "integer sequences must have integral element type">;
2510 // __type_pack_element
2511 def err_type_pack_element_out_of_bounds : Error<
2512 "a parameter pack may not be accessed at an out of bounds index">;
2515 def err_objc_decls_may_only_appear_in_global_scope : Error<
2516 "Objective-C declarations may only appear in global scope">;
2517 def warn_auto_var_is_id : Warning<
2518 "'auto' deduced as 'id' in declaration of %0">,
2519 InGroup<DiagGroup<"auto-var-id">>;
2522 def err_nsobject_attribute : Error<
2523 "'NSObject' attribute is for pointer types only">;
2524 def err_attributes_are_not_compatible : Error<
2525 "%0 and %1 attributes are not compatible">;
2526 def err_attribute_wrong_number_arguments : Error<
2527 "%0 attribute %plural{0:takes no arguments|1:takes one argument|"
2528 ":requires exactly %1 arguments}1">;
2529 def err_attribute_too_many_arguments : Error<
2530 "%0 attribute takes no more than %1 argument%s1">;
2531 def err_attribute_too_few_arguments : Error<
2532 "%0 attribute takes at least %1 argument%s1">;
2533 def err_attribute_invalid_vector_type : Error<"invalid vector element type %0">;
2534 def err_attribute_bad_neon_vector_size : Error<
2535 "Neon vector size must be 64 or 128 bits">;
2536 def err_attribute_requires_positive_integer : Error<
2537 "%0 attribute requires a %select{positive|non-negative}1 "
2538 "integral compile time constant expression">;
2539 def err_attribute_requires_opencl_version : Error<
2540 "%0 attribute requires OpenCL version %1%select{| or above}2">;
2541 def warn_unsupported_target_attribute
2542 : Warning<"%select{unsupported|duplicate}0%select{| architecture}1 '%2' in"
2543 " the 'target' attribute string; 'target' attribute ignored">,
2544 InGroup<IgnoredAttributes>;
2545 def err_attribute_unsupported
2546 : Error<"%0 attribute is not supported for this target">;
2547 // The err_*_attribute_argument_not_int are separate because they're used by
2548 // VerifyIntegerConstantExpression.
2549 def err_aligned_attribute_argument_not_int : Error<
2550 "'aligned' attribute requires integer constant">;
2551 def err_align_value_attribute_argument_not_int : Error<
2552 "'align_value' attribute requires integer constant">;
2553 def err_alignas_attribute_wrong_decl_type : Error<
2554 "%0 attribute cannot be applied to a %select{function parameter|"
2555 "variable with 'register' storage class|'catch' variable|bit-field}1">;
2556 def err_alignas_missing_on_definition : Error<
2557 "%0 must be specified on definition if it is specified on any declaration">;
2558 def note_alignas_on_declaration : Note<"declared with %0 attribute here">;
2559 def err_alignas_mismatch : Error<
2560 "redeclaration has different alignment requirement (%1 vs %0)">;
2561 def err_alignas_underaligned : Error<
2562 "requested alignment is less than minimum alignment of %1 for type %0">;
2563 def err_attribute_argument_n_type : Error<
2564 "%0 attribute requires parameter %1 to be %select{int or bool|an integer "
2565 "constant|a string|an identifier}2">;
2566 def err_attribute_argument_type : Error<
2567 "%0 attribute requires %select{int or bool|an integer "
2568 "constant|a string|an identifier}1">;
2569 def err_attribute_argument_out_of_range : Error<
2570 "%0 attribute requires integer constant between %1 and %2 inclusive">;
2571 def err_init_priority_object_attr : Error<
2572 "can only use 'init_priority' attribute on file-scope definitions "
2573 "of objects of class type">;
2574 def err_attribute_argument_vec_type_hint : Error<
2575 "invalid attribute argument %0 - expecting a vector or vectorizable scalar type">;
2576 def err_attribute_argument_out_of_bounds : Error<
2577 "%0 attribute parameter %1 is out of bounds">;
2578 def err_attribute_only_once_per_parameter : Error<
2579 "%0 attribute can only be applied once per parameter">;
2580 def err_mismatched_uuid : Error<"uuid does not match previous declaration">;
2581 def note_previous_uuid : Note<"previous uuid specified here">;
2582 def warn_attribute_pointers_only : Warning<
2583 "%0 attribute only applies to%select{| constant}1 pointer arguments">,
2584 InGroup<IgnoredAttributes>;
2585 def err_attribute_pointers_only : Error<warn_attribute_pointers_only.Text>;
2586 def err_attribute_integers_only : Error<
2587 "%0 attribute argument may only refer to a function parameter of integer "
2589 def warn_attribute_return_pointers_only : Warning<
2590 "%0 attribute only applies to return values that are pointers">,
2591 InGroup<IgnoredAttributes>;
2592 def warn_attribute_return_pointers_refs_only : Warning<
2593 "%0 attribute only applies to return values that are pointers or references">,
2594 InGroup<IgnoredAttributes>;
2595 def warn_attribute_pointer_or_reference_only : Warning<
2596 "%0 attribute only applies to a pointer or reference (%1 is invalid)">,
2597 InGroup<IgnoredAttributes>;
2598 def err_attribute_no_member_pointers : Error<
2599 "%0 attribute cannot be used with pointers to members">;
2600 def err_attribute_invalid_implicit_this_argument : Error<
2601 "%0 attribute is invalid for the implicit this argument">;
2602 def err_ownership_type : Error<
2603 "%0 attribute only applies to %select{pointer|integer}1 arguments">;
2604 def err_ownership_returns_index_mismatch : Error<
2605 "'ownership_returns' attribute index does not match; here it is %0">;
2606 def note_ownership_returns_index_mismatch : Note<
2607 "declared with index %0 here">;
2608 def err_format_strftime_third_parameter : Error<
2609 "strftime format attribute requires 3rd parameter to be 0">;
2610 def err_format_attribute_requires_variadic : Error<
2611 "format attribute requires variadic function">;
2612 def err_format_attribute_not : Error<"format argument not %0">;
2613 def err_format_attribute_result_not : Error<"function does not return %0">;
2614 def err_format_attribute_implicit_this_format_string : Error<
2615 "format attribute cannot specify the implicit this argument as the format "
2617 def err_callback_attribute_no_callee : Error<
2618 "'callback' attribute specifies no callback callee">;
2619 def err_callback_attribute_invalid_callee : Error<
2620 "'callback' attribute specifies invalid callback callee">;
2621 def err_callback_attribute_multiple : Error<
2622 "multiple 'callback' attributes specified">;
2623 def err_callback_attribute_argument_unknown : Error<
2624 "'callback' attribute argument %0 is not a known function parameter">;
2625 def err_callback_callee_no_function_type : Error<
2626 "'callback' attribute callee does not have function type">;
2627 def err_callback_callee_is_variadic : Error<
2628 "'callback' attribute callee may not be variadic">;
2629 def err_callback_implicit_this_not_available : Error<
2630 "'callback' argument at position %0 references unavailable implicit 'this'">;
2631 def err_init_method_bad_return_type : Error<
2632 "init methods must return an object pointer type, not %0">;
2633 def err_attribute_invalid_size : Error<
2634 "vector size not an integral multiple of component size">;
2635 def err_attribute_zero_size : Error<"zero vector size">;
2636 def err_attribute_size_too_large : Error<"vector size too large">;
2637 def err_typecheck_vector_not_convertable_implict_truncation : Error<
2638 "cannot convert between %select{scalar|vector}0 type %1 and vector type"
2639 " %2 as implicit conversion would cause truncation">;
2640 def err_typecheck_vector_not_convertable : Error<
2641 "cannot convert between vector values of different size (%0 and %1)">;
2642 def err_typecheck_vector_not_convertable_non_scalar : Error<
2643 "cannot convert between vector and non-scalar values (%0 and %1)">;
2644 def err_typecheck_vector_lengths_not_equal : Error<
2645 "vector operands do not have the same number of elements (%0 and %1)">;
2646 def warn_typecheck_vector_element_sizes_not_equal : Warning<
2647 "vector operands do not have the same elements sizes (%0 and %1)">,
2648 InGroup<DiagGroup<"vec-elem-size">>, DefaultError;
2649 def err_ext_vector_component_exceeds_length : Error<
2650 "vector component access exceeds type %0">;
2651 def err_ext_vector_component_name_illegal : Error<
2652 "illegal vector component name '%0'">;
2653 def err_attribute_address_space_negative : Error<
2654 "address space is negative">;
2655 def err_attribute_address_space_too_high : Error<
2656 "address space is larger than the maximum supported (%0)">;
2657 def err_attribute_address_multiple_qualifiers : Error<
2658 "multiple address spaces specified for type">;
2659 def warn_attribute_address_multiple_identical_qualifiers : Warning<
2660 "multiple identical address spaces specified for type">,
2661 InGroup<DuplicateDeclSpecifier>;
2662 def err_attribute_address_function_type : Error<
2663 "function type may not be qualified with an address space">;
2664 def err_as_qualified_auto_decl : Error<
2665 "automatic variable qualified with an%select{| invalid}0 address space">;
2666 def err_arg_with_address_space : Error<
2667 "parameter may not be qualified with an address space">;
2668 def err_field_with_address_space : Error<
2669 "field may not be qualified with an address space">;
2670 def err_compound_literal_with_address_space : Error<
2671 "compound literal in function scope may not be qualified with an address space">;
2672 def err_address_space_mismatch_templ_inst : Error<
2673 "conflicting address space qualifiers are provided between types %0 and %1">;
2674 def err_attr_objc_ownership_redundant : Error<
2675 "the type %0 is already explicitly ownership-qualified">;
2676 def err_invalid_nsnumber_type : Error<
2677 "%0 is not a valid literal type for NSNumber">;
2678 def err_objc_illegal_boxed_expression_type : Error<
2679 "illegal type %0 used in a boxed expression">;
2680 def err_objc_non_trivially_copyable_boxed_expression_type : Error<
2681 "non-trivially copyable type %0 cannot be used in a boxed expression">;
2682 def err_objc_incomplete_boxed_expression_type : Error<
2683 "incomplete type %0 used in a boxed expression">;
2684 def err_undeclared_objc_literal_class : Error<
2685 "definition of class %0 must be available to use Objective-C "
2686 "%select{array literals|dictionary literals|numeric literals|boxed expressions|"
2687 "string literals}1">;
2688 def err_undeclared_boxing_method : Error<
2689 "declaration of %0 is missing in %1 class">;
2690 def err_objc_literal_method_sig : Error<
2691 "literal construction method %0 has incompatible signature">;
2692 def note_objc_literal_method_param : Note<
2693 "%select{first|second|third}0 parameter has unexpected type %1 "
2695 def note_objc_literal_method_return : Note<
2696 "method returns unexpected type %0 (should be an object type)">;
2697 def err_invalid_collection_element : Error<
2698 "collection element of type %0 is not an Objective-C object">;
2699 def err_box_literal_collection : Error<
2700 "%select{string|character|boolean|numeric}0 literal must be prefixed by '@' "
2702 def warn_objc_literal_comparison : Warning<
2703 "direct comparison of %select{an array literal|a dictionary literal|"
2704 "a numeric literal|a boxed expression|}0 has undefined behavior">,
2705 InGroup<ObjCLiteralComparison>;
2706 def err_missing_atsign_prefix : Error<
2707 "string literal must be prefixed by '@' ">;
2708 def warn_objc_string_literal_comparison : Warning<
2709 "direct comparison of a string literal has undefined behavior">,
2710 InGroup<ObjCStringComparison>;
2711 def warn_concatenated_nsarray_literal : Warning<
2712 "concatenated NSString literal for an NSArray expression - "
2713 "possibly missing a comma">,
2714 InGroup<ObjCStringConcatenation>;
2715 def note_objc_literal_comparison_isequal : Note<
2716 "use 'isEqual:' instead">;
2717 def warn_objc_collection_literal_element : Warning<
2718 "object of type %0 is not compatible with "
2719 "%select{array element type|dictionary key type|dictionary value type}1 %2">,
2720 InGroup<ObjCLiteralConversion>;
2721 def err_swift_param_attr_not_swiftcall : Error<
2722 "'%0' parameter can only be used with swiftcall calling convention">;
2723 def err_swift_indirect_result_not_first : Error<
2724 "'swift_indirect_result' parameters must be first parameters of function">;
2725 def err_swift_error_result_not_after_swift_context : Error<
2726 "'swift_error_result' parameter must follow 'swift_context' parameter">;
2727 def err_swift_abi_parameter_wrong_type : Error<
2728 "'%0' parameter must have pointer%select{| to unqualified pointer}1 type; "
2731 def err_attribute_argument_invalid : Error<
2732 "%0 attribute argument is invalid: %select{max must be 0 since min is 0|"
2733 "min must not be greater than max}1">;
2734 def err_attribute_argument_is_zero : Error<
2735 "%0 attribute must be greater than 0">;
2736 def warn_attribute_argument_n_negative : Warning<
2737 "%0 attribute parameter %1 is negative and will be ignored">,
2738 InGroup<CudaCompat>;
2739 def err_property_function_in_objc_container : Error<
2740 "use of Objective-C property in function nested in Objective-C "
2741 "container not supported, move function outside its container">;
2743 let CategoryName = "Cocoa API Issue" in {
2744 def warn_objc_redundant_literal_use : Warning<
2745 "using %0 with a literal is redundant">, InGroup<ObjCRedundantLiteralUse>;
2748 def err_attr_tlsmodel_arg : Error<"tls_model must be \"global-dynamic\", "
2749 "\"local-dynamic\", \"initial-exec\" or \"local-exec\"">;
2751 def err_tls_var_aligned_over_maximum : Error<
2752 "alignment (%0) of thread-local variable %1 is greater than the maximum supported "
2753 "alignment (%2) for a thread-local variable on this target">;
2755 def err_only_annotate_after_access_spec : Error<
2756 "access specifier can only have annotation attributes">;
2758 def err_attribute_section_invalid_for_target : Error<
2759 "argument to %select{'code_seg'|'section'}1 attribute is not valid for this target: %0">;
2760 def warn_attribute_section_drectve : Warning<
2761 "#pragma %0(\".drectve\") has undefined behavior, "
2762 "use #pragma comment(linker, ...) instead">, InGroup<MicrosoftDrectveSection>;
2763 def warn_mismatched_section : Warning<
2764 "%select{codeseg|section}0 does not match previous declaration">, InGroup<Section>;
2765 def warn_attribute_section_on_redeclaration : Warning<
2766 "section attribute is specified on redeclared variable">, InGroup<Section>;
2767 def err_mismatched_code_seg_base : Error<
2768 "derived class must specify the same code segment as its base classes">;
2769 def err_mismatched_code_seg_override : Error<
2770 "overriding virtual function must specify the same code segment as its overridden function">;
2771 def err_conflicting_codeseg_attribute : Error<
2772 "conflicting code segment specifiers">;
2773 def warn_duplicate_codeseg_attribute : Warning<
2774 "duplicate code segment specifiers">, InGroup<Section>;
2776 def err_anonymous_property: Error<
2777 "anonymous property is not supported">;
2778 def err_property_is_variably_modified : Error<
2779 "property %0 has a variably modified type">;
2780 def err_no_accessor_for_property : Error<
2781 "no %select{getter|setter}0 defined for property %1">;
2782 def err_cannot_find_suitable_accessor : Error<
2783 "cannot find suitable %select{getter|setter}0 for property %1">;
2785 def warn_alloca_align_alignof : Warning<
2786 "second argument to __builtin_alloca_with_align is supposed to be in bits">,
2787 InGroup<DiagGroup<"alloca-with-align-alignof">>;
2789 def err_alignment_too_small : Error<
2790 "requested alignment must be %0 or greater">;
2791 def err_alignment_too_big : Error<
2792 "requested alignment must be %0 or smaller">;
2793 def err_alignment_not_power_of_two : Error<
2794 "requested alignment is not a power of 2">;
2795 def err_alignment_dependent_typedef_name : Error<
2796 "requested alignment is dependent but declaration is not dependent">;
2798 def err_attribute_aligned_too_great : Error<
2799 "requested alignment must be %0 bytes or smaller">;
2800 def warn_assume_aligned_too_great
2801 : Warning<"requested alignment must be %0 bytes or smaller; maximum "
2802 "alignment assumed">,
2803 InGroup<DiagGroup<"builtin-assume-aligned-alignment">>;
2804 def warn_redeclaration_without_attribute_prev_attribute_ignored : Warning<
2805 "%q0 redeclared without %1 attribute: previous %1 ignored">,
2806 InGroup<MicrosoftInconsistentDllImport>;
2807 def warn_redeclaration_without_import_attribute : Warning<
2808 "%q0 redeclared without 'dllimport' attribute: 'dllexport' attribute added">,
2809 InGroup<MicrosoftInconsistentDllImport>;
2810 def warn_dllimport_dropped_from_inline_function : Warning<
2811 "%q0 redeclared inline; %1 attribute ignored">,
2812 InGroup<IgnoredAttributes>;
2813 def warn_attribute_ignored : Warning<"%0 attribute ignored">,
2814 InGroup<IgnoredAttributes>;
2815 def warn_nothrow_attribute_ignored : Warning<"'nothrow' attribute conflicts with"
2816 " exception specification; attribute ignored">,
2817 InGroup<IgnoredAttributes>;
2818 def warn_attribute_ignored_on_inline :
2819 Warning<"%0 attribute ignored on inline function">,
2820 InGroup<IgnoredAttributes>;
2821 def warn_nocf_check_attribute_ignored :
2822 Warning<"'nocf_check' attribute ignored; use -fcf-protection to enable the attribute">,
2823 InGroup<IgnoredAttributes>;
2824 def warn_attribute_after_definition_ignored : Warning<
2825 "attribute %0 after definition is ignored">,
2826 InGroup<IgnoredAttributes>;
2827 def warn_cxx11_gnu_attribute_on_type : Warning<
2828 "attribute %0 ignored, because it cannot be applied to a type">,
2829 InGroup<IgnoredAttributes>;
2830 def warn_unhandled_ms_attribute_ignored : Warning<
2831 "__declspec attribute %0 is not supported">,
2832 InGroup<IgnoredAttributes>;
2833 def err_decl_attribute_invalid_on_stmt : Error<
2834 "%0 attribute cannot be applied to a statement">;
2835 def err_stmt_attribute_invalid_on_decl : Error<
2836 "%0 attribute cannot be applied to a declaration">;
2837 def warn_declspec_attribute_ignored : Warning<
2838 "attribute %0 is ignored, place it after "
2839 "\"%select{class|struct|interface|union|enum}1\" to apply attribute to "
2840 "type declaration">, InGroup<IgnoredAttributes>;
2841 def warn_attribute_precede_definition : Warning<
2842 "attribute declaration must precede definition">,
2843 InGroup<IgnoredAttributes>;
2844 def warn_attribute_void_function_method : Warning<
2845 "attribute %0 cannot be applied to "
2846 "%select{functions|Objective-C method}1 without return value">,
2847 InGroup<IgnoredAttributes>;
2848 def warn_attribute_weak_on_field : Warning<
2849 "__weak attribute cannot be specified on a field declaration">,
2850 InGroup<IgnoredAttributes>;
2851 def warn_gc_attribute_weak_on_local : Warning<
2852 "Objective-C GC does not allow weak variables on the stack">,
2853 InGroup<IgnoredAttributes>;
2854 def warn_nsobject_attribute : Warning<
2855 "'NSObject' attribute may be put on a typedef only; attribute is ignored">,
2856 InGroup<NSobjectAttribute>;
2857 def warn_independentclass_attribute : Warning<
2858 "'objc_independent_class' attribute may be put on a typedef only; "
2859 "attribute is ignored">,
2860 InGroup<IndependentClassAttribute>;
2861 def warn_ptr_independentclass_attribute : Warning<
2862 "'objc_independent_class' attribute may be put on Objective-C object "
2863 "pointer type only; attribute is ignored">,
2864 InGroup<IndependentClassAttribute>;
2865 def warn_attribute_weak_on_local : Warning<
2866 "__weak attribute cannot be specified on an automatic variable when ARC "
2868 InGroup<IgnoredAttributes>;
2869 def warn_weak_identifier_undeclared : Warning<
2870 "weak identifier %0 never declared">;
2871 def err_attribute_weak_static : Error<
2872 "weak declaration cannot have internal linkage">;
2873 def err_attribute_selectany_non_extern_data : Error<
2874 "'selectany' can only be applied to data items with external linkage">;
2875 def err_declspec_thread_on_thread_variable : Error<
2876 "'__declspec(thread)' applied to variable that already has a "
2877 "thread-local storage specifier">;
2878 def err_attribute_dll_not_extern : Error<
2879 "%q0 must have external linkage when declared %q1">;
2880 def err_attribute_dll_thread_local : Error<
2881 "%q0 cannot be thread local when declared %q1">;
2882 def err_attribute_dll_lambda : Error<
2883 "lambda cannot be declared %0">;
2884 def warn_attribute_invalid_on_definition : Warning<
2885 "'%0' attribute cannot be specified on a definition">,
2886 InGroup<IgnoredAttributes>;
2887 def err_attribute_dll_redeclaration : Error<
2888 "redeclaration of %q0 cannot add %q1 attribute">;
2889 def warn_attribute_dll_redeclaration : Warning<
2890 "redeclaration of %q0 should not add %q1 attribute">,
2891 InGroup<DiagGroup<"dll-attribute-on-redeclaration">>;
2892 def err_attribute_dllimport_function_definition : Error<
2893 "dllimport cannot be applied to non-inline function definition">;
2894 def err_attribute_dll_deleted : Error<
2895 "attribute %q0 cannot be applied to a deleted function">;
2896 def err_attribute_dllimport_data_definition : Error<
2897 "definition of dllimport data">;
2898 def err_attribute_dllimport_static_field_definition : Error<
2899 "definition of dllimport static field not allowed">;
2900 def warn_attribute_dllimport_static_field_definition : Warning<
2901 "definition of dllimport static field">,
2902 InGroup<DiagGroup<"dllimport-static-field-def">>;
2903 def warn_attribute_dllexport_explicit_instantiation_decl : Warning<
2904 "explicit instantiation declaration should not be 'dllexport'">,
2905 InGroup<DiagGroup<"dllexport-explicit-instantiation-decl">>;
2906 def warn_attribute_dllexport_explicit_instantiation_def : Warning<
2907 "'dllexport' attribute ignored on explicit instantiation definition">,
2908 InGroup<IgnoredAttributes>;
2909 def warn_invalid_initializer_from_system_header : Warning<
2910 "invalid constructor form class in system header, should not be explicit">,
2911 InGroup<DiagGroup<"invalid-initializer-from-system-header">>;
2912 def note_used_in_initialization_here : Note<"used in initialization here">;
2913 def err_attribute_dll_member_of_dll_class : Error<
2914 "attribute %q0 cannot be applied to member of %q1 class">;
2915 def warn_attribute_dll_instantiated_base_class : Warning<
2916 "propagating dll attribute to %select{already instantiated|explicitly specialized}0 "
2917 "base class template without dll attribute is not supported">,
2918 InGroup<DiagGroup<"unsupported-dll-base-class-template">>, DefaultIgnore;
2919 def err_attribute_dll_ambiguous_default_ctor : Error<
2920 "'__declspec(dllexport)' cannot be applied to more than one default constructor in %0">;
2921 def err_attribute_weakref_not_static : Error<
2922 "weakref declaration must have internal linkage">;
2923 def err_attribute_weakref_not_global_context : Error<
2924 "weakref declaration of %0 must be in a global context">;
2925 def err_attribute_weakref_without_alias : Error<
2926 "weakref declaration of %0 must also have an alias attribute">;
2927 def err_alias_not_supported_on_darwin : Error <
2928 "aliases are not supported on darwin">;
2929 def warn_attribute_wrong_decl_type_str : Warning<
2930 "%0 attribute only applies to %1">, InGroup<IgnoredAttributes>;
2931 def err_attribute_wrong_decl_type_str : Error<
2932 warn_attribute_wrong_decl_type_str.Text>;
2933 def warn_attribute_wrong_decl_type : Warning<
2934 "%0 attribute only applies to %select{"
2937 "|variables and functions"
2938 "|functions and methods"
2939 "|functions, methods and blocks"
2940 "|functions, methods, and parameters"
2942 "|variables and fields"
2943 "|variables, data members and tag types"
2944 "|types and namespaces"
2945 "|variables, functions and classes"
2947 "|non-K&R-style functions}1">,
2948 InGroup<IgnoredAttributes>;
2949 def err_attribute_wrong_decl_type : Error<warn_attribute_wrong_decl_type.Text>;
2950 def warn_type_attribute_wrong_type : Warning<
2951 "'%0' only applies to %select{function|pointer|"
2952 "Objective-C object or block pointer}1 types; type here is %2">,
2953 InGroup<IgnoredAttributes>;
2954 def warn_incomplete_encoded_type : Warning<
2955 "encoding of %0 type is incomplete because %1 component has unknown encoding">,
2956 InGroup<DiagGroup<"encode-type">>;
2957 def warn_gnu_inline_attribute_requires_inline : Warning<
2958 "'gnu_inline' attribute requires function to be marked 'inline',"
2959 " attribute ignored">,
2960 InGroup<IgnoredAttributes>;
2961 def err_attribute_vecreturn_only_vector_member : Error<
2962 "the vecreturn attribute can only be used on a class or structure with one member, which must be a vector">;
2963 def err_attribute_vecreturn_only_pod_record : Error<
2964 "the vecreturn attribute can only be used on a POD (plain old data) class or structure (i.e. no virtual functions)">;
2965 def err_cconv_change : Error<
2966 "function declared '%0' here was previously declared "
2967 "%select{'%2'|without calling convention}1">;
2968 def warn_cconv_unsupported : Warning<
2969 "%0 calling convention is not supported %select{"
2970 // Use CallingConventionIgnoredReason Enum to specify these.
2972 "|on variadic function"
2973 "|on constructor/destructor"
2974 "|on builtin function"
2976 InGroup<IgnoredAttributes>;
2977 def err_cconv_knr : Error<
2978 "function with no prototype cannot use the %0 calling convention">;
2979 def warn_cconv_knr : Warning<
2980 err_cconv_knr.Text>,
2981 InGroup<DiagGroup<"missing-prototype-for-cc">>;
2982 def err_cconv_varargs : Error<
2983 "variadic function cannot use %0 calling convention">;
2984 def err_regparm_mismatch : Error<"function declared with regparm(%0) "
2985 "attribute was previously declared "
2986 "%plural{0:without the regparm|:with the regparm(%1)}1 attribute">;
2987 def err_function_attribute_mismatch : Error<
2988 "function declared with %0 attribute "
2989 "was previously declared without the %0 attribute">;
2990 def err_objc_precise_lifetime_bad_type : Error<
2991 "objc_precise_lifetime only applies to retainable types; type here is %0">;
2992 def warn_objc_precise_lifetime_meaningless : Error<
2993 "objc_precise_lifetime is not meaningful for "
2994 "%select{__unsafe_unretained|__autoreleasing}0 objects">;
2995 def err_invalid_pcs : Error<"invalid PCS type">;
2996 def warn_attribute_not_on_decl : Warning<
2997 "%0 attribute ignored when parsing type">, InGroup<IgnoredAttributes>;
2998 def err_base_specifier_attribute : Error<
2999 "%0 attribute cannot be applied to a base specifier">;
3000 def err_invalid_attribute_on_virtual_function : Error<
3001 "%0 attribute cannot be applied to virtual functions">;
3002 def warn_declspec_allocator_nonpointer : Warning<
3003 "ignoring __declspec(allocator) because the function return type %0 is not "
3004 "a pointer or reference type">, InGroup<IgnoredAttributes>;
3005 def err_cconv_incomplete_param_type : Error<
3006 "parameter %0 must have a complete type to use function %1 with the %2 "
3007 "calling convention">;
3009 def ext_cannot_use_trivial_abi : ExtWarn<
3010 "'trivial_abi' cannot be applied to %0">, InGroup<IgnoredAttributes>;
3012 // Availability attribute
3013 def warn_availability_unknown_platform : Warning<
3014 "unknown platform %0 in availability macro">, InGroup<Availability>;
3015 def warn_availability_version_ordering : Warning<
3016 "feature cannot be %select{introduced|deprecated|obsoleted}0 in %1 version "
3017 "%2 before it was %select{introduced|deprecated|obsoleted}3 in version %4; "
3018 "attribute ignored">, InGroup<Availability>;
3019 def warn_mismatched_availability: Warning<
3020 "availability does not match previous declaration">, InGroup<Availability>;
3021 def warn_mismatched_availability_override : Warning<
3022 "%select{|overriding }4method %select{introduced after|"
3023 "deprecated before|obsoleted before}0 "
3024 "%select{the protocol method it implements|overridden method}4 "
3025 "on %1 (%2 vs. %3)">, InGroup<Availability>;
3026 def warn_mismatched_availability_override_unavail : Warning<
3027 "%select{|overriding }1method cannot be unavailable on %0 when "
3028 "%select{the protocol method it implements|its overridden method}1 is "
3030 InGroup<Availability>;
3031 def warn_availability_on_static_initializer : Warning<
3032 "ignoring availability attribute %select{on '+load' method|"
3033 "with constructor attribute|with destructor attribute}0">,
3034 InGroup<Availability>;
3035 def note_overridden_method : Note<
3036 "overridden method is here">;
3037 def warn_availability_swift_unavailable_deprecated_only : Warning<
3038 "only 'unavailable' and 'deprecated' are supported for Swift availability">,
3039 InGroup<Availability>;
3040 def note_protocol_method : Note<
3041 "protocol method is here">;
3043 def warn_unguarded_availability :
3044 Warning<"%0 is only available on %1 %2 or newer">,
3045 InGroup<UnguardedAvailability>, DefaultIgnore;
3046 def warn_unguarded_availability_new :
3047 Warning<warn_unguarded_availability.Text>,
3048 InGroup<UnguardedAvailabilityNew>;
3049 def note_decl_unguarded_availability_silence : Note<
3050 "annotate %select{%1|anonymous %1}0 with an availability attribute to silence this warning">;
3051 def note_unguarded_available_silence : Note<
3052 "enclose %0 in %select{an @available|a __builtin_available}1 check to silence"
3054 def warn_at_available_unchecked_use : Warning<
3055 "%select{@available|__builtin_available}0 does not guard availability here; "
3056 "use if (%select{@available|__builtin_available}0) instead">,
3057 InGroup<DiagGroup<"unsupported-availability-guard">>;
3059 // Thread Safety Attributes
3060 def warn_invalid_capability_name : Warning<
3061 "invalid capability name '%0'; capability name must be 'mutex' or 'role'">,
3062 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3063 def warn_thread_attribute_ignored : Warning<
3064 "ignoring %0 attribute because its argument is invalid">,
3065 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3066 def warn_thread_attribute_not_on_non_static_member : Warning<
3067 "%0 attribute without capability arguments can only be applied to non-static "
3068 "methods of a class">,
3069 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3070 def warn_thread_attribute_not_on_capability_member : Warning<
3071 "%0 attribute without capability arguments refers to 'this', but %1 isn't "
3072 "annotated with 'capability' or 'scoped_lockable' attribute">,
3073 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3074 def warn_thread_attribute_argument_not_lockable : Warning<
3075 "%0 attribute requires arguments whose type is annotated "
3076 "with 'capability' attribute; type here is %1">,
3077 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3078 def warn_thread_attribute_decl_not_lockable : Warning<
3079 "%0 attribute can only be applied in a context annotated "
3080 "with 'capability(\"mutex\")' attribute">,
3081 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3082 def warn_thread_attribute_decl_not_pointer : Warning<
3083 "%0 only applies to pointer types; type here is %1">,
3084 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3085 def err_attribute_argument_out_of_bounds_extra_info : Error<
3086 "%0 attribute parameter %1 is out of bounds: "
3087 "%plural{0:no parameters to index into|"
3088 "1:can only be 1, since there is one parameter|"
3089 ":must be between 1 and %2}2">;
3091 // Thread Safety Analysis
3092 def warn_unlock_but_no_lock : Warning<"releasing %0 '%1' that was not held">,
3093 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3094 def warn_unlock_kind_mismatch : Warning<
3095 "releasing %0 '%1' using %select{shared|exclusive}2 access, expected "
3096 "%select{shared|exclusive}3 access">,
3097 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3098 def warn_double_lock : Warning<"acquiring %0 '%1' that is already held">,
3099 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3100 def warn_no_unlock : Warning<
3101 "%0 '%1' is still held at the end of function">,
3102 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3103 def warn_expecting_locked : Warning<
3104 "expecting %0 '%1' to be held at the end of function">,
3105 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3106 // FIXME: improve the error message about locks not in scope
3107 def warn_lock_some_predecessors : Warning<
3108 "%0 '%1' is not held on every path through here">,
3109 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3110 def warn_expecting_lock_held_on_loop : Warning<
3111 "expecting %0 '%1' to be held at start of each loop">,
3112 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3113 def note_locked_here : Note<"%0 acquired here">;
3114 def warn_lock_exclusive_and_shared : Warning<
3115 "%0 '%1' is acquired exclusively and shared in the same scope">,
3116 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3117 def note_lock_exclusive_and_shared : Note<
3118 "the other acquisition of %0 '%1' is here">;
3119 def warn_variable_requires_any_lock : Warning<
3120 "%select{reading|writing}1 variable %0 requires holding "
3121 "%select{any mutex|any mutex exclusively}1">,
3122 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3123 def warn_var_deref_requires_any_lock : Warning<
3124 "%select{reading|writing}1 the value pointed to by %0 requires holding "
3125 "%select{any mutex|any mutex exclusively}1">,
3126 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3127 def warn_fun_excludes_mutex : Warning<
3128 "cannot call function '%1' while %0 '%2' is held">,
3129 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3130 def warn_cannot_resolve_lock : Warning<
3131 "cannot resolve lock expression">,
3132 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3133 def warn_acquired_before : Warning<
3134 "%0 '%1' must be acquired before '%2'">,
3135 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3136 def warn_acquired_before_after_cycle : Warning<
3137 "Cycle in acquired_before/after dependencies, starting with '%0'">,
3138 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3141 // Thread safety warnings negative capabilities
3142 def warn_acquire_requires_negative_cap : Warning<
3143 "acquiring %0 '%1' requires negative capability '%2'">,
3144 InGroup<ThreadSafetyNegative>, DefaultIgnore;
3146 // Thread safety warnings on pass by reference
3147 def warn_guarded_pass_by_reference : Warning<
3148 "passing variable %1 by reference requires holding %0 "
3149 "%select{'%2'|'%2' exclusively}3">,
3150 InGroup<ThreadSafetyReference>, DefaultIgnore;
3151 def warn_pt_guarded_pass_by_reference : Warning<
3152 "passing the value that %1 points to by reference requires holding %0 "
3153 "%select{'%2'|'%2' exclusively}3">,
3154 InGroup<ThreadSafetyReference>, DefaultIgnore;
3156 // Imprecise thread safety warnings
3157 def warn_variable_requires_lock : Warning<
3158 "%select{reading|writing}3 variable %1 requires holding %0 "
3159 "%select{'%2'|'%2' exclusively}3">,
3160 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3161 def warn_var_deref_requires_lock : Warning<
3162 "%select{reading|writing}3 the value pointed to by %1 requires "
3163 "holding %0 %select{'%2'|'%2' exclusively}3">,
3164 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3165 def warn_fun_requires_lock : Warning<
3166 "calling function %1 requires holding %0 %select{'%2'|'%2' exclusively}3">,
3167 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3169 // Precise thread safety warnings
3170 def warn_variable_requires_lock_precise :
3171 Warning<warn_variable_requires_lock.Text>,
3172 InGroup<ThreadSafetyPrecise>, DefaultIgnore;
3173 def warn_var_deref_requires_lock_precise :
3174 Warning<warn_var_deref_requires_lock.Text>,
3175 InGroup<ThreadSafetyPrecise>, DefaultIgnore;
3176 def warn_fun_requires_lock_precise :
3177 Warning<warn_fun_requires_lock.Text>,
3178 InGroup<ThreadSafetyPrecise>, DefaultIgnore;
3179 def note_found_mutex_near_match : Note<"found near match '%0'">;
3181 // Verbose thread safety warnings
3182 def warn_thread_safety_verbose : Warning<"Thread safety verbose warning.">,
3183 InGroup<ThreadSafetyVerbose>, DefaultIgnore;
3184 def note_thread_warning_in_fun : Note<"Thread warning in function %0">;
3185 def note_guarded_by_declared_here : Note<"Guarded_by declared here.">;
3187 // Dummy warning that will trigger "beta" warnings from the analysis if enabled.
3188 def warn_thread_safety_beta : Warning<"Thread safety beta warning.">,
3189 InGroup<ThreadSafetyBeta>, DefaultIgnore;
3191 // Consumed warnings
3192 def warn_use_in_invalid_state : Warning<
3193 "invalid invocation of method '%0' on object '%1' while it is in the '%2' "
3194 "state">, InGroup<Consumed>, DefaultIgnore;
3195 def warn_use_of_temp_in_invalid_state : Warning<
3196 "invalid invocation of method '%0' on a temporary object while it is in the "
3197 "'%1' state">, InGroup<Consumed>, DefaultIgnore;
3198 def warn_attr_on_unconsumable_class : Warning<
3199 "consumed analysis attribute is attached to member of class '%0' which isn't "
3200 "marked as consumable">, InGroup<Consumed>, DefaultIgnore;
3201 def warn_return_typestate_for_unconsumable_type : Warning<
3202 "return state set for an unconsumable type '%0'">, InGroup<Consumed>,
3204 def warn_return_typestate_mismatch : Warning<
3205 "return value not in expected state; expected '%0', observed '%1'">,
3206 InGroup<Consumed>, DefaultIgnore;
3207 def warn_loop_state_mismatch : Warning<
3208 "state of variable '%0' must match at the entry and exit of loop">,
3209 InGroup<Consumed>, DefaultIgnore;
3210 def warn_param_return_typestate_mismatch : Warning<
3211 "parameter '%0' not in expected state when the function returns: expected "
3212 "'%1', observed '%2'">, InGroup<Consumed>, DefaultIgnore;
3213 def warn_param_typestate_mismatch : Warning<
3214 "argument not in expected state; expected '%0', observed '%1'">,
3215 InGroup<Consumed>, DefaultIgnore;
3217 // no_sanitize attribute
3218 def warn_unknown_sanitizer_ignored : Warning<
3219 "unknown sanitizer '%0' ignored">, InGroup<UnknownSanitizers>;
3221 def warn_impcast_vector_scalar : Warning<
3222 "implicit conversion turns vector to scalar: %0 to %1">,
3223 InGroup<Conversion>, DefaultIgnore;
3224 def warn_impcast_complex_scalar : Warning<
3225 "implicit conversion discards imaginary component: %0 to %1">,
3226 InGroup<Conversion>, DefaultIgnore;
3227 def err_impcast_complex_scalar : Error<
3228 "implicit conversion from %0 to %1 is not permitted in C++">;
3229 def warn_impcast_float_precision : Warning<
3230 "implicit conversion loses floating-point precision: %0 to %1">,
3231 InGroup<ImplicitFloatConversion>, DefaultIgnore;
3232 def warn_impcast_float_result_precision : Warning<
3233 "implicit conversion when assigning computation result loses floating-point precision: %0 to %1">,
3234 InGroup<ImplicitFloatConversion>, DefaultIgnore;
3235 def warn_impcast_double_promotion : Warning<
3236 "implicit conversion increases floating-point precision: %0 to %1">,
3237 InGroup<DoublePromotion>, DefaultIgnore;
3238 def warn_impcast_integer_sign : Warning<
3239 "implicit conversion changes signedness: %0 to %1">,
3240 InGroup<SignConversion>, DefaultIgnore;
3241 def warn_impcast_integer_sign_conditional : Warning<
3242 "operand of ? changes signedness: %0 to %1">,
3243 InGroup<SignConversion>, DefaultIgnore;
3244 def warn_impcast_integer_precision : Warning<
3245 "implicit conversion loses integer precision: %0 to %1">,
3246 InGroup<ImplicitIntConversion>, DefaultIgnore;
3247 def warn_impcast_high_order_zero_bits : Warning<
3248 "higher order bits are zeroes after implicit conversion">,
3249 InGroup<ImplicitIntConversion>, DefaultIgnore;
3250 def warn_impcast_nonnegative_result : Warning<
3251 "the resulting value is always non-negative after implicit conversion">,
3252 InGroup<SignConversion>, DefaultIgnore;
3253 def warn_impcast_integer_64_32 : Warning<
3254 "implicit conversion loses integer precision: %0 to %1">,
3255 InGroup<Shorten64To32>, DefaultIgnore;
3256 def warn_impcast_integer_precision_constant : Warning<
3257 "implicit conversion from %2 to %3 changes value from %0 to %1">,
3258 InGroup<ConstantConversion>;
3259 def warn_impcast_bitfield_precision_constant : Warning<
3260 "implicit truncation from %2 to bit-field changes value from %0 to %1">,
3261 InGroup<BitFieldConstantConversion>;
3262 def warn_impcast_constant_int_to_objc_bool : Warning<
3263 "implicit conversion from constant value %0 to BOOL; "
3264 "the only well defined values for BOOL are YES and NO">,
3265 InGroup<ObjCBoolConstantConversion>;
3267 def warn_impcast_fixed_point_range : Warning<
3268 "implicit conversion from %0 cannot fit within the range of values for %1">,
3269 InGroup<ImplicitFixedPointConversion>;
3271 def warn_impcast_literal_float_to_integer : Warning<
3272 "implicit conversion from %0 to %1 changes value from %2 to %3">,
3273 InGroup<LiteralConversion>;
3274 def warn_impcast_literal_float_to_integer_out_of_range : Warning<
3275 "implicit conversion of out of range value from %0 to %1 is undefined">,
3276 InGroup<LiteralConversion>;
3277 def warn_impcast_float_integer : Warning<
3278 "implicit conversion turns floating-point number into integer: %0 to %1">,
3279 InGroup<FloatConversion>, DefaultIgnore;
3281 def warn_impcast_float_to_integer : Warning<
3282 "implicit conversion from %0 to %1 changes value from %2 to %3">,
3283 InGroup<FloatOverflowConversion>, DefaultIgnore;
3284 def warn_impcast_float_to_integer_out_of_range : Warning<
3285 "implicit conversion of out of range value from %0 to %1 is undefined">,
3286 InGroup<FloatOverflowConversion>, DefaultIgnore;
3287 def warn_impcast_float_to_integer_zero : Warning<
3288 "implicit conversion from %0 to %1 changes non-zero value from %2 to %3">,
3289 InGroup<FloatZeroConversion>, DefaultIgnore;
3291 def warn_impcast_string_literal_to_bool : Warning<
3292 "implicit conversion turns string literal into bool: %0 to %1">,
3293 InGroup<StringConversion>, DefaultIgnore;
3294 def warn_impcast_different_enum_types : Warning<
3295 "implicit conversion from enumeration type %0 to different enumeration type "
3296 "%1">, InGroup<EnumConversion>;
3297 def warn_impcast_bool_to_null_pointer : Warning<
3298 "initialization of pointer of type %0 to null from a constant boolean "
3299 "expression">, InGroup<BoolConversion>;
3300 def warn_non_literal_null_pointer : Warning<
3301 "expression which evaluates to zero treated as a null pointer constant of "
3302 "type %0">, InGroup<NonLiteralNullConversion>;
3303 def warn_impcast_null_pointer_to_integer : Warning<
3304 "implicit conversion of %select{NULL|nullptr}0 constant to %1">,
3305 InGroup<NullConversion>;
3306 def warn_impcast_floating_point_to_bool : Warning<
3307 "implicit conversion turns floating-point number into bool: %0 to %1">,
3308 InGroup<ImplicitConversionFloatingPointToBool>;
3309 def ext_ms_impcast_fn_obj : ExtWarn<
3310 "implicit conversion between pointer-to-function and pointer-to-object is a "
3311 "Microsoft extension">, InGroup<MicrosoftCast>;
3313 def warn_impcast_pointer_to_bool : Warning<
3314 "address of%select{| function| array}0 '%1' will always evaluate to "
3316 InGroup<PointerBoolConversion>;
3317 def warn_cast_nonnull_to_bool : Warning<
3318 "nonnull %select{function call|parameter}0 '%1' will evaluate to "
3319 "'true' on first encounter">,
3320 InGroup<PointerBoolConversion>;
3321 def warn_this_bool_conversion : Warning<
3322 "'this' pointer cannot be null in well-defined C++ code; pointer may be "
3323 "assumed to always convert to true">, InGroup<UndefinedBoolConversion>;
3324 def warn_address_of_reference_bool_conversion : Warning<
3325 "reference cannot be bound to dereferenced null pointer in well-defined C++ "
3326 "code; pointer may be assumed to always convert to true">,
3327 InGroup<UndefinedBoolConversion>;
3329 def warn_null_pointer_compare : Warning<
3330 "comparison of %select{address of|function|array}0 '%1' %select{not |}2"
3331 "equal to a null pointer is always %select{true|false}2">,
3332 InGroup<TautologicalPointerCompare>;
3333 def warn_nonnull_expr_compare : Warning<
3334 "comparison of nonnull %select{function call|parameter}0 '%1' "
3335 "%select{not |}2equal to a null pointer is '%select{true|false}2' on first "
3337 InGroup<TautologicalPointerCompare>;
3338 def warn_this_null_compare : Warning<
3339 "'this' pointer cannot be null in well-defined C++ code; comparison may be "
3340 "assumed to always evaluate to %select{true|false}0">,
3341 InGroup<TautologicalUndefinedCompare>;
3342 def warn_address_of_reference_null_compare : Warning<
3343 "reference cannot be bound to dereferenced null pointer in well-defined C++ "
3344 "code; comparison may be assumed to always evaluate to "
3345 "%select{true|false}0">,
3346 InGroup<TautologicalUndefinedCompare>;
3347 def note_reference_is_return_value : Note<"%0 returns a reference">;
3349 def warn_division_sizeof_ptr : Warning<
3350 "'%0' will return the size of the pointer, not the array itself">,
3351 InGroup<DiagGroup<"sizeof-pointer-div">>;
3353 def note_function_warning_silence : Note<
3354 "prefix with the address-of operator to silence this warning">;
3355 def note_function_to_function_call : Note<
3356 "suffix with parentheses to turn this into a function call">;
3357 def warn_impcast_objective_c_literal_to_bool : Warning<
3358 "implicit boolean conversion of Objective-C object literal always "
3359 "evaluates to true">,
3360 InGroup<ObjCLiteralConversion>;
3362 def warn_cast_align : Warning<
3363 "cast from %0 to %1 increases required alignment from %2 to %3">,
3364 InGroup<CastAlign>, DefaultIgnore;
3365 def warn_old_style_cast : Warning<
3366 "use of old-style cast">, InGroup<OldStyleCast>, DefaultIgnore;
3368 // Separate between casts to void* and non-void* pointers.
3369 // Some APIs use (abuse) void* for something like a user context,
3370 // and often that value is an integer even if it isn't a pointer itself.
3371 // Having a separate warning flag allows users to control the warning
3372 // for their workflow.
3373 def warn_int_to_pointer_cast : Warning<
3374 "cast to %1 from smaller integer type %0">,
3375 InGroup<IntToPointerCast>;
3376 def warn_int_to_void_pointer_cast : Warning<
3377 "cast to %1 from smaller integer type %0">,
3378 InGroup<IntToVoidPointerCast>;
3380 def warn_attribute_ignored_for_field_of_type : Warning<
3381 "%0 attribute ignored for field of type %1">,
3382 InGroup<IgnoredAttributes>;
3383 def warn_no_underlying_type_specified_for_enum_bitfield : Warning<
3384 "enums in the Microsoft ABI are signed integers by default; consider giving "
3385 "the enum %0 an unsigned underlying type to make this code portable">,
3386 InGroup<SignedEnumBitfield>, DefaultIgnore;
3387 def warn_attribute_packed_for_bitfield : Warning<
3388 "'packed' attribute was ignored on bit-fields with single-byte alignment "
3389 "in older versions of GCC and Clang">,
3390 InGroup<DiagGroup<"attribute-packed-for-bitfield">>;
3391 def warn_transparent_union_attribute_field_size_align : Warning<
3392 "%select{alignment|size}0 of field %1 (%2 bits) does not match the "
3393 "%select{alignment|size}0 of the first field in transparent union; "
3394 "transparent_union attribute ignored">,
3395 InGroup<IgnoredAttributes>;
3396 def note_transparent_union_first_field_size_align : Note<
3397 "%select{alignment|size}0 of first field is %1 bits">;
3398 def warn_transparent_union_attribute_not_definition : Warning<
3399 "transparent_union attribute can only be applied to a union definition; "
3400 "attribute ignored">,
3401 InGroup<IgnoredAttributes>;
3402 def warn_transparent_union_attribute_floating : Warning<
3403 "first field of a transparent union cannot have %select{floating point|"
3404 "vector}0 type %1; transparent_union attribute ignored">,
3405 InGroup<IgnoredAttributes>;
3406 def warn_transparent_union_attribute_zero_fields : Warning<
3407 "transparent union definition must contain at least one field; "
3408 "transparent_union attribute ignored">,
3409 InGroup<IgnoredAttributes>;
3410 def warn_attribute_type_not_supported : Warning<
3411 "%0 attribute argument not supported: %1">,
3412 InGroup<IgnoredAttributes>;
3413 def warn_attribute_unknown_visibility : Warning<"unknown visibility %0">,
3414 InGroup<IgnoredAttributes>;
3415 def warn_attribute_protected_visibility :
3416 Warning<"target does not support 'protected' visibility; using 'default'">,
3417 InGroup<DiagGroup<"unsupported-visibility">>;
3418 def err_mismatched_visibility: Error<"visibility does not match previous declaration">;
3419 def note_previous_attribute : Note<"previous attribute is here">;
3420 def note_conflicting_attribute : Note<"conflicting attribute is here">;
3421 def note_attribute : Note<"attribute is here">;
3422 def err_mismatched_ms_inheritance : Error<
3423 "inheritance model does not match %select{definition|previous declaration}0">;
3424 def warn_ignored_ms_inheritance : Warning<
3425 "inheritance model ignored on %select{primary template|partial specialization}0">,
3426 InGroup<IgnoredAttributes>;
3427 def note_previous_ms_inheritance : Note<
3428 "previous inheritance model specified here">;
3429 def err_machine_mode : Error<"%select{unknown|unsupported}0 machine mode %1">;
3430 def err_mode_not_primitive : Error<
3431 "mode attribute only supported for integer and floating-point types">;
3432 def err_mode_wrong_type : Error<
3433 "type of machine mode does not match type of base type">;
3434 def warn_vector_mode_deprecated : Warning<
3435 "specifying vector types with the 'mode' attribute is deprecated; "
3436 "use the 'vector_size' attribute instead">,
3437 InGroup<DeprecatedAttributes>;
3438 def err_complex_mode_vector_type : Error<
3439 "type of machine mode does not support base vector types">;
3440 def err_enum_mode_vector_type : Error<
3441 "mode %0 is not supported for enumeration types">;
3442 def warn_attribute_nonnull_no_pointers : Warning<
3443 "'nonnull' attribute applied to function with no pointer arguments">,
3444 InGroup<IgnoredAttributes>;
3445 def warn_attribute_nonnull_parm_no_args : Warning<
3446 "'nonnull' attribute when used on parameters takes no arguments">,
3447 InGroup<IgnoredAttributes>;
3448 def note_declared_nonnull : Note<
3449 "declared %select{'returns_nonnull'|'nonnull'}0 here">;
3450 def warn_attribute_sentinel_named_arguments : Warning<
3451 "'sentinel' attribute requires named arguments">,
3452 InGroup<IgnoredAttributes>;
3453 def warn_attribute_sentinel_not_variadic : Warning<
3454 "'sentinel' attribute only supported for variadic %select{functions|blocks}0">,
3455 InGroup<IgnoredAttributes>;
3456 def err_attribute_sentinel_less_than_zero : Error<
3457 "'sentinel' parameter 1 less than zero">;
3458 def err_attribute_sentinel_not_zero_or_one : Error<
3459 "'sentinel' parameter 2 not 0 or 1">;
3460 def warn_cleanup_ext : Warning<
3461 "GCC does not allow the 'cleanup' attribute argument to be anything other "
3462 "than a simple identifier">,
3464 def err_attribute_cleanup_arg_not_function : Error<
3465 "'cleanup' argument %select{|%1 |%1 }0is not a %select{||single }0function">;
3466 def err_attribute_cleanup_func_must_take_one_arg : Error<
3467 "'cleanup' function %0 must take 1 parameter">;
3468 def err_attribute_cleanup_func_arg_incompatible_type : Error<
3469 "'cleanup' function %0 parameter has "
3470 "%diff{type $ which is incompatible with type $|incompatible type}1,2">;
3471 def err_attribute_regparm_wrong_platform : Error<
3472 "'regparm' is not valid on this platform">;
3473 def err_attribute_regparm_invalid_number : Error<
3474 "'regparm' parameter must be between 0 and %0 inclusive">;
3475 def err_attribute_not_supported_in_lang : Error<
3476 "%0 attribute is not supported in %select{C|C++|Objective-C}1">;
3477 def err_attribute_not_supported_on_arch
3478 : Error<"%0 attribute is not supported on '%1'">;
3479 def warn_gcc_ignores_type_attr : Warning<
3480 "GCC does not allow the %0 attribute to be written on a type">,
3483 // Clang-Specific Attributes
3484 def warn_attribute_iboutlet : Warning<
3485 "%0 attribute can only be applied to instance variables or properties">,
3486 InGroup<IgnoredAttributes>;
3487 def err_iboutletcollection_type : Error<
3488 "invalid type %0 as argument of iboutletcollection attribute">;
3489 def err_iboutletcollection_builtintype : Error<
3490 "type argument of iboutletcollection attribute cannot be a builtin type">;
3491 def warn_iboutlet_object_type : Warning<
3492 "%select{instance variable|property}2 with %0 attribute must "
3493 "be an object type (invalid %1)">, InGroup<ObjCInvalidIBOutletProperty>;
3494 def warn_iboutletcollection_property_assign : Warning<
3495 "IBOutletCollection properties should be copy/strong and not assign">,
3496 InGroup<ObjCInvalidIBOutletProperty>;
3498 def err_attribute_overloadable_mismatch : Error<
3499 "redeclaration of %0 must %select{not |}1have the 'overloadable' attribute">;
3500 def note_attribute_overloadable_prev_overload : Note<
3501 "previous %select{unmarked |}0overload of function is here">;
3502 def err_attribute_overloadable_no_prototype : Error<
3503 "'overloadable' function %0 must have a prototype">;
3504 def err_attribute_overloadable_multiple_unmarked_overloads : Error<
3505 "at most one overload for a given name may lack the 'overloadable' "
3507 def warn_ns_attribute_wrong_return_type : Warning<
3508 "%0 attribute only applies to %select{functions|methods|properties}1 that "
3509 "return %select{an Objective-C object|a pointer|a non-retainable pointer}2">,
3510 InGroup<IgnoredAttributes>;
3511 def err_ns_attribute_wrong_parameter_type : Error<
3512 "%0 attribute only applies to "
3513 "%select{Objective-C object|pointer|pointer-to-CF-pointer}1 parameters">;
3514 def warn_ns_attribute_wrong_parameter_type : Warning<
3515 "%0 attribute only applies to "
3516 "%select{Objective-C object|pointer|pointer-to-CF-pointer|pointer/reference-to-OSObject-pointer}1 parameters">,
3517 InGroup<IgnoredAttributes>;
3518 def warn_objc_requires_super_protocol : Warning<
3519 "%0 attribute cannot be applied to %select{methods in protocols|dealloc}1">,
3520 InGroup<DiagGroup<"requires-super-attribute">>;
3521 def note_protocol_decl : Note<
3522 "protocol is declared here">;
3523 def note_protocol_decl_undefined : Note<
3524 "protocol %0 has no definition">;
3526 // objc_designated_initializer attribute diagnostics.
3527 def warn_objc_designated_init_missing_super_call : Warning<
3528 "designated initializer missing a 'super' call to a designated initializer of the super class">,
3529 InGroup<ObjCDesignatedInit>;
3530 def note_objc_designated_init_marked_here : Note<
3531 "method marked as designated initializer of the class here">;
3532 def warn_objc_designated_init_non_super_designated_init_call : Warning<
3533 "designated initializer should only invoke a designated initializer on 'super'">,
3534 InGroup<ObjCDesignatedInit>;
3535 def warn_objc_designated_init_non_designated_init_call : Warning<
3536 "designated initializer invoked a non-designated initializer">,
3537 InGroup<ObjCDesignatedInit>;
3538 def warn_objc_secondary_init_super_init_call : Warning<
3539 "convenience initializer should not invoke an initializer on 'super'">,
3540 InGroup<ObjCDesignatedInit>;
3541 def warn_objc_secondary_init_missing_init_call : Warning<
3542 "convenience initializer missing a 'self' call to another initializer">,
3543 InGroup<ObjCDesignatedInit>;
3544 def warn_objc_implementation_missing_designated_init_override : Warning<
3545 "method override for the designated initializer of the superclass %objcinstance0 not found">,
3546 InGroup<ObjCDesignatedInit>;
3547 def err_designated_init_attr_non_init : Error<
3548 "'objc_designated_initializer' attribute only applies to init methods "
3549 "of interface or class extension declarations">;
3551 // objc_bridge attribute diagnostics.
3552 def err_objc_attr_not_id : Error<
3553 "parameter of %0 attribute must be a single name of an Objective-C %select{class|protocol}1">;
3554 def err_objc_attr_typedef_not_id : Error<
3555 "parameter of %0 attribute must be 'id' when used on a typedef">;
3556 def err_objc_attr_typedef_not_void_pointer : Error<
3557 "'objc_bridge(id)' is only allowed on structs and typedefs of void pointers">;
3558 def err_objc_cf_bridged_not_interface : Error<
3559 "CF object of type %0 is bridged to %1, which is not an Objective-C class">;
3560 def err_objc_ns_bridged_invalid_cfobject : Error<
3561 "ObjectiveC object of type %0 is bridged to %1, which is not valid CF object">;
3562 def warn_objc_invalid_bridge : Warning<
3563 "%0 bridges to %1, not %2">, InGroup<ObjCBridge>;
3564 def warn_objc_invalid_bridge_to_cf : Warning<
3565 "%0 cannot bridge to %1">, InGroup<ObjCBridge>;
3567 // objc_bridge_related attribute diagnostics.
3568 def err_objc_bridged_related_invalid_class : Error<
3569 "could not find Objective-C class %0 to convert %1 to %2">;
3570 def err_objc_bridged_related_invalid_class_name : Error<
3571 "%0 must be name of an Objective-C class to be able to convert %1 to %2">;
3572 def err_objc_bridged_related_known_method : Error<
3573 "%0 must be explicitly converted to %1; use %select{%objcclass2|%objcinstance2}3 "
3574 "method for this conversion">;
3576 def err_objc_attr_protocol_requires_definition : Error<
3577 "attribute %0 can only be applied to @protocol definitions, not forward declarations">;
3579 def warn_ignored_objc_externally_retained : Warning<
3580 "'objc_externally_retained' can only be applied to local variables "
3581 "%select{of retainable type|with strong ownership}0">,
3582 InGroup<IgnoredAttributes>;
3584 // Function Parameter Semantic Analysis.
3585 def err_param_with_void_type : Error<"argument may not have 'void' type">;
3586 def err_void_only_param : Error<
3587 "'void' must be the first and only parameter if specified">;
3588 def err_void_param_qualified : Error<
3589 "'void' as parameter must not have type qualifiers">;
3590 def err_ident_list_in_fn_declaration : Error<
3591 "a parameter list without types is only allowed in a function definition">;
3592 def ext_param_not_declared : Extension<
3593 "parameter %0 was not declared, defaulting to type 'int'">;
3594 def err_param_default_argument : Error<
3595 "C does not support default arguments">;
3596 def err_param_default_argument_redefinition : Error<
3597 "redefinition of default argument">;
3598 def ext_param_default_argument_redefinition : ExtWarn<
3599 err_param_default_argument_redefinition.Text>,
3600 InGroup<MicrosoftDefaultArgRedefinition>;
3601 def err_param_default_argument_missing : Error<
3602 "missing default argument on parameter">;
3603 def err_param_default_argument_missing_name : Error<
3604 "missing default argument on parameter %0">;
3605 def err_param_default_argument_references_param : Error<
3606 "default argument references parameter %0">;
3607 def err_param_default_argument_references_local : Error<
3608 "default argument references local variable %0 of enclosing function">;
3609 def err_param_default_argument_references_this : Error<
3610 "default argument references 'this'">;
3611 def err_param_default_argument_nonfunc : Error<
3612 "default arguments can only be specified for parameters in a function "
3614 def err_param_default_argument_template_redecl : Error<
3615 "default arguments cannot be added to a function template that has already "
3617 def err_param_default_argument_member_template_redecl : Error<
3618 "default arguments cannot be added to an out-of-line definition of a member "
3619 "of a %select{class template|class template partial specialization|nested "
3620 "class in a template}0">;
3621 def err_param_default_argument_on_parameter_pack : Error<
3622 "parameter pack cannot have a default argument">;
3623 def err_uninitialized_member_for_assign : Error<
3624 "cannot define the implicit copy assignment operator for %0, because "
3625 "non-static %select{reference|const}1 member %2 cannot use copy "
3626 "assignment operator">;
3627 def err_uninitialized_member_in_ctor : Error<
3628 "%select{constructor for %1|"
3629 "implicit default constructor for %1|"
3630 "cannot use constructor inherited from %1:}0 must explicitly "
3631 "initialize the %select{reference|const}2 member %3">;
3632 def err_default_arg_makes_ctor_special : Error<
3633 "addition of default argument on redeclaration makes this constructor a "
3634 "%select{default|copy|move}0 constructor">;
3636 def err_use_of_default_argument_to_function_declared_later : Error<
3637 "use of default argument to function %0 that is declared later in class %1">;
3638 def note_default_argument_declared_here : Note<
3639 "default argument declared here">;
3640 def err_recursive_default_argument : Error<"recursive evaluation of default argument">;
3642 def ext_param_promoted_not_compatible_with_prototype : ExtWarn<
3643 "%diff{promoted type $ of K&R function parameter is not compatible with the "
3644 "parameter type $|promoted type of K&R function parameter is not compatible "
3645 "with parameter type}0,1 declared in a previous prototype">,
3646 InGroup<KNRPromotedParameter>;
3649 // C++ Overloading Semantic Analysis.
3650 def err_ovl_diff_return_type : Error<
3651 "functions that differ only in their return type cannot be overloaded">;
3652 def err_ovl_static_nonstatic_member : Error<
3653 "static and non-static member functions with the same parameter types "
3654 "cannot be overloaded">;
3656 def err_ovl_no_viable_function_in_call : Error<
3657 "no matching function for call to %0">;
3658 def err_ovl_no_viable_member_function_in_call : Error<
3659 "no matching member function for call to %0">;
3660 def err_ovl_ambiguous_call : Error<
3661 "call to %0 is ambiguous">;
3662 def err_ovl_deleted_call : Error<"call to deleted function %0">;
3663 def err_ovl_ambiguous_member_call : Error<
3664 "call to member function %0 is ambiguous">;
3665 def err_ovl_deleted_member_call : Error<
3666 "call to deleted member function %0">;
3667 def note_ovl_too_many_candidates : Note<
3668 "remaining %0 candidate%s0 omitted; "
3669 "pass -fshow-overloads=all to show them">;
3671 def select_ovl_candidate_kind : TextSubstitution<
3672 "%select{function|function|constructor|"
3673 "constructor (the implicit default constructor)|"
3674 "constructor (the implicit copy constructor)|"
3675 "constructor (the implicit move constructor)|"
3676 "function (the implicit copy assignment operator)|"
3677 "function (the implicit move assignment operator)|"
3678 "inherited constructor}0%select{| template| %2}1">;
3680 def note_ovl_candidate : Note<
3681 "candidate %sub{select_ovl_candidate_kind}0,1,3"
3682 "%select{| has different class%diff{ (expected $ but has $)|}5,6"
3683 "| has different number of parameters (expected %5 but has %6)"
3684 "| has type mismatch at %ordinal5 parameter"
3685 "%diff{ (expected $ but has $)|}6,7"
3686 "| has different return type%diff{ ($ expected but has $)|}5,6"
3687 "| has different qualifiers (expected %5 but found %6)"
3688 "| has different exception specification}4">;
3690 def note_ovl_candidate_explicit_forbidden : Note<
3691 "candidate %0 ignored: cannot be explicit">;
3692 def note_explicit_bool_resolved_to_true : Note<
3693 "explicit(bool) specifier resolved to true">;
3694 def note_ovl_candidate_inherited_constructor : Note<
3695 "constructor from base class %0 inherited here">;
3696 def note_ovl_candidate_inherited_constructor_slice : Note<
3697 "candidate %select{constructor|template}0 ignored: "
3698 "inherited constructor cannot be used to %select{copy|move}1 object">;
3699 def note_ovl_candidate_illegal_constructor : Note<
3700 "candidate %select{constructor|template}0 ignored: "
3701 "instantiation %select{takes|would take}0 its own class type by value">;
3702 def note_ovl_candidate_illegal_constructor_adrspace_mismatch : Note<
3703 "candidate constructor ignored: cannot be used to construct an object "
3704 "in address space %0">;
3705 def note_ovl_candidate_bad_deduction : Note<
3706 "candidate template ignored: failed template argument deduction">;
3707 def note_ovl_candidate_incomplete_deduction : Note<"candidate template ignored: "
3708 "couldn't infer template argument %0">;
3709 def note_ovl_candidate_incomplete_deduction_pack : Note<"candidate template ignored: "
3710 "deduced too few arguments for expanded pack %0; no argument for %ordinal1 "
3711 "expanded parameter in deduced argument pack %2">;
3712 def note_ovl_candidate_inconsistent_deduction : Note<
3713 "candidate template ignored: deduced conflicting %select{types|values|"
3714 "templates}0 for parameter %1%diff{ ($ vs. $)|}2,3">;
3715 def note_ovl_candidate_inconsistent_deduction_types : Note<
3716 "candidate template ignored: deduced values %diff{"
3717 "of conflicting types for parameter %0 (%1 of type $ vs. %3 of type $)|"
3718 "%1 and %3 of conflicting types for parameter %0}2,4">;
3719 def note_ovl_candidate_explicit_arg_mismatch_named : Note<
3720 "candidate template ignored: invalid explicitly-specified argument "
3721 "for template parameter %0">;
3722 def note_ovl_candidate_explicit_arg_mismatch_unnamed : Note<
3723 "candidate template ignored: invalid explicitly-specified argument "
3724 "for %ordinal0 template parameter">;
3725 def note_ovl_candidate_instantiation_depth : Note<
3726 "candidate template ignored: substitution exceeded maximum template "
3727 "instantiation depth">;
3728 def note_ovl_candidate_underqualified : Note<
3729 "candidate template ignored: cannot deduce a type for %0 that would "
3730 "make %2 equal %1">;
3731 def note_ovl_candidate_substitution_failure : Note<
3732 "candidate template ignored: substitution failure%0%1">;
3733 def note_ovl_candidate_disabled_by_enable_if : Note<
3734 "candidate template ignored: disabled by %0%1">;
3735 def note_ovl_candidate_disabled_by_requirement : Note<
3736 "candidate template ignored: requirement '%0' was not satisfied%1">;
3737 def note_ovl_candidate_has_pass_object_size_params: Note<
3738 "candidate address cannot be taken because parameter %0 has "
3739 "pass_object_size attribute">;
3740 def err_diagnose_if_succeeded : Error<"%0">;
3741 def warn_diagnose_if_succeeded : Warning<"%0">, InGroup<UserDefinedWarnings>,
3743 def note_ovl_candidate_disabled_by_function_cond_attr : Note<
3744 "candidate disabled: %0">;
3745 def note_ovl_candidate_disabled_by_extension : Note<
3746 "candidate unavailable as it requires OpenCL extension '%0' to be enabled">;
3747 def err_addrof_function_disabled_by_enable_if_attr : Error<
3748 "cannot take address of function %0 because it has one or more "
3749 "non-tautological enable_if conditions">;
3750 def note_addrof_ovl_candidate_disabled_by_enable_if_attr : Note<
3751 "candidate function made ineligible by enable_if">;
3752 def note_ovl_candidate_deduced_mismatch : Note<
3753 "candidate template ignored: deduced type "
3754 "%diff{$ of %select{|element of }4%ordinal0 parameter does not match "
3755 "adjusted type $ of %select{|element of }4argument"
3756 "|of %select{|element of }4%ordinal0 parameter does not match "
3757 "adjusted type of %select{|element of }4argument}1,2%3">;
3758 def note_ovl_candidate_non_deduced_mismatch : Note<
3759 "candidate template ignored: could not match %diff{$ against $|types}0,1">;
3760 // This note is needed because the above note would sometimes print two
3761 // different types with the same name. Remove this note when the above note
3762 // can handle that case properly.
3763 def note_ovl_candidate_non_deduced_mismatch_qualified : Note<
3764 "candidate template ignored: could not match %q0 against %q1">;
3766 // Note that we don't treat templates differently for this diagnostic.
3767 def note_ovl_candidate_arity : Note<"candidate "
3768 "%sub{select_ovl_candidate_kind}0,1,2 not viable: "
3769 "requires%select{ at least| at most|}3 %4 argument%s4, but %5 "
3770 "%plural{1:was|:were}5 provided">;
3772 def note_ovl_candidate_arity_one : Note<"candidate "
3773 "%sub{select_ovl_candidate_kind}0,1,2 not viable: "
3774 "%select{requires at least|allows at most single|requires single}3 "
3775 "argument %4, but %plural{0:no|:%5}5 arguments were provided">;
3777 def note_ovl_candidate_deleted : Note<
3778 "candidate %sub{select_ovl_candidate_kind}0,1,2 has been "
3779 "%select{explicitly made unavailable|explicitly deleted|"
3780 "implicitly deleted}3">;
3782 // Giving the index of the bad argument really clutters this message, and
3783 // it's relatively unimportant because 1) it's generally obvious which
3784 // argument(s) are of the given object type and 2) the fix is usually
3785 // to complete the type, which doesn't involve changes to the call line
3786 // anyway. If people complain, we can change it.
3787 def note_ovl_candidate_bad_conv_incomplete : Note<
3788 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3789 "cannot convert argument of incomplete type "
3790 "%diff{$ to $|to parameter type}3,4 for "
3791 "%select{%ordinal6 argument|object argument}5"
3792 "%select{|; dereference the argument with *|"
3793 "; take the address of the argument with &|"
3796 def note_ovl_candidate_bad_list_argument : Note<
3797 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3798 "cannot convert initializer list argument to %4">;
3799 def note_ovl_candidate_bad_overload : Note<
3800 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3801 "no overload of %4 matching %3 for %ordinal5 argument">;
3802 def note_ovl_candidate_bad_conv : Note<
3803 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3804 "no known conversion "
3805 "%diff{from $ to $|from argument type to parameter type}3,4 for "
3806 "%select{%ordinal6 argument|object argument}5"
3807 "%select{|; dereference the argument with *|"
3808 "; take the address of the argument with &|"
3811 def note_ovl_candidate_bad_arc_conv : Note<
3812 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3813 "cannot implicitly convert argument "
3814 "%diff{of type $ to $|type to parameter type}3,4 for "
3815 "%select{%ordinal6 argument|object argument}5 under ARC">;
3816 def note_ovl_candidate_bad_lvalue : Note<
3817 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3818 "expects an l-value for "
3819 "%select{%ordinal4 argument|object argument}3">;
3820 def note_ovl_candidate_bad_addrspace : Note<
3821 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3822 "address space mismatch in %select{%ordinal6|'this'}5 argument (%3), "
3823 "parameter type must be %4">;
3824 def note_ovl_candidate_bad_gc : Note<
3825 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3826 "%select{%ordinal7|'this'}6 argument (%3) has %select{no|__weak|__strong}4 "
3827 "ownership, but parameter has %select{no|__weak|__strong}5 ownership">;
3828 def note_ovl_candidate_bad_ownership : Note<
3829 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3830 "%select{%ordinal7|'this'}6 argument (%3) has "
3831 "%select{no|__unsafe_unretained|__strong|__weak|__autoreleasing}4 ownership,"
3832 " but parameter has %select{no|__unsafe_unretained|__strong|__weak|"
3833 "__autoreleasing}5 ownership">;
3834 def note_ovl_candidate_bad_cvr_this : Note<
3835 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3836 "'this' argument has type %3, but method is not marked "
3837 "%select{const|restrict|const or restrict|volatile|const or volatile|"
3838 "volatile or restrict|const, volatile, or restrict}4">;
3839 def note_ovl_candidate_bad_cvr : Note<
3840 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3841 "%ordinal5 argument (%3) would lose "
3842 "%select{const|restrict|const and restrict|volatile|const and volatile|"
3843 "volatile and restrict|const, volatile, and restrict}4 qualifier"
3844 "%select{||s||s|s|s}4">;
3845 def note_ovl_candidate_bad_unaligned : Note<
3846 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3847 "%ordinal5 argument (%3) would lose __unaligned qualifier">;
3848 def note_ovl_candidate_bad_base_to_derived_conv : Note<
3849 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3850 "cannot %select{convert from|convert from|bind}3 "
3851 "%select{base class pointer|superclass|base class object of type}3 %4 to "
3852 "%select{derived class pointer|subclass|derived class reference}3 %5 for "
3853 "%ordinal6 argument">;
3854 def note_ovl_candidate_bad_target : Note<
3855 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3857 "%select{__device__|__global__|__host__|__host__ __device__|invalid}3 function from"
3858 " %select{__device__|__global__|__host__|__host__ __device__|invalid}4 function">;
3859 def note_implicit_member_target_infer_collision : Note<
3860 "implicit %sub{select_special_member_kind}0 inferred target collision: call to both "
3861 "%select{__device__|__global__|__host__|__host__ __device__}1 and "
3862 "%select{__device__|__global__|__host__|__host__ __device__}2 members">;
3864 def note_ambiguous_type_conversion: Note<
3865 "because of ambiguity in conversion %diff{of $ to $|between types}0,1">;
3866 def note_ovl_builtin_binary_candidate : Note<
3867 "built-in candidate %0">;
3868 def note_ovl_builtin_unary_candidate : Note<
3869 "built-in candidate %0">;
3870 def err_ovl_no_viable_function_in_init : Error<
3871 "no matching constructor for initialization of %0">;
3872 def err_ovl_no_conversion_in_cast : Error<
3873 "cannot convert %1 to %2 without a conversion operator">;
3874 def err_ovl_no_viable_conversion_in_cast : Error<
3875 "no matching conversion for %select{|static_cast|reinterpret_cast|"
3876 "dynamic_cast|C-style cast|functional-style cast}0 from %1 to %2">;
3877 def err_ovl_ambiguous_conversion_in_cast : Error<
3878 "ambiguous conversion for %select{|static_cast|reinterpret_cast|"
3879 "dynamic_cast|C-style cast|functional-style cast}0 from %1 to %2">;
3880 def err_ovl_deleted_conversion_in_cast : Error<
3881 "%select{|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
3882 "functional-style cast}0 from %1 to %2 uses deleted function">;
3883 def err_ovl_ambiguous_init : Error<"call to constructor of %0 is ambiguous">;
3884 def err_ref_init_ambiguous : Error<
3885 "reference initialization of type %0 with initializer of type %1 is ambiguous">;
3886 def err_ovl_deleted_init : Error<
3887 "call to deleted constructor of %0">;
3888 def err_ovl_deleted_special_init : Error<
3889 "call to implicitly-deleted %select{default constructor|copy constructor|"
3890 "move constructor|copy assignment operator|move assignment operator|"
3891 "destructor|function}0 of %1">;
3892 def err_ovl_ambiguous_oper_unary : Error<
3893 "use of overloaded operator '%0' is ambiguous (operand type %1)">;
3894 def err_ovl_ambiguous_oper_binary : Error<
3895 "use of overloaded operator '%0' is ambiguous (with operand types %1 and %2)">;
3896 def err_ovl_no_viable_oper : Error<"no viable overloaded '%0'">;
3897 def note_assign_lhs_incomplete : Note<"type %0 is incomplete">;
3898 def err_ovl_deleted_oper : Error<
3899 "overload resolution selected deleted operator '%0'">;
3900 def err_ovl_deleted_special_oper : Error<
3901 "object of type %0 cannot be %select{constructed|copied|moved|assigned|"
3902 "assigned|destroyed}1 because its %sub{select_special_member_kind}1 is implicitly deleted">;
3903 def err_ovl_no_viable_subscript :
3904 Error<"no viable overloaded operator[] for type %0">;
3905 def err_ovl_no_oper :
3906 Error<"type %0 does not provide a %select{subscript|call}1 operator">;
3907 def err_ovl_unresolvable : Error<
3908 "reference to %select{overloaded|multiversioned}1 function could not be "
3909 "resolved; did you mean to call it%select{| with no arguments}0?">;
3910 def err_bound_member_function : Error<
3911 "reference to non-static member function must be called"
3912 "%select{|; did you mean to call it with no arguments?}0">;
3913 def note_possible_target_of_call : Note<"possible target for call">;
3915 def err_ovl_no_viable_object_call : Error<
3916 "no matching function for call to object of type %0">;
3917 def err_ovl_ambiguous_object_call : Error<
3918 "call to object of type %0 is ambiguous">;
3919 def err_ovl_deleted_object_call : Error<
3920 "call to deleted function call operator in type %0">;
3921 def note_ovl_surrogate_cand : Note<"conversion candidate of type %0">;
3922 def err_member_call_without_object : Error<
3923 "call to non-static member function without an object argument">;
3925 // C++ Address of Overloaded Function
3926 def err_addr_ovl_no_viable : Error<
3927 "address of overloaded function %0 does not match required type %1">;
3928 def err_addr_ovl_ambiguous : Error<
3929 "address of overloaded function %0 is ambiguous">;
3930 def err_addr_ovl_not_func_ptrref : Error<
3931 "address of overloaded function %0 cannot be converted to type %1">;
3932 def err_addr_ovl_no_qualifier : Error<
3933 "cannot form member pointer of type %0 without '&' and class name">;
3935 // C++11 Literal Operators
3936 def err_ovl_no_viable_literal_operator : Error<
3937 "no matching literal operator for call to %0"
3938 "%select{| with argument of type %2| with arguments of types %2 and %3}1"
3939 "%select{| or 'const char *'}4"
3940 "%select{|, and no matching literal operator template}5">;
3942 // C++ Template Declarations
3943 def err_template_param_shadow : Error<
3944 "declaration of %0 shadows template parameter">;
3945 def note_template_param_here : Note<"template parameter is declared here">;
3946 def warn_template_export_unsupported : Warning<
3947 "exported templates are unsupported">;
3948 def err_template_outside_namespace_or_class_scope : Error<
3949 "templates can only be declared in namespace or class scope">;
3950 def err_template_inside_local_class : Error<
3951 "templates cannot be declared inside of a local class">;
3952 def err_template_linkage : Error<"templates must have C++ linkage">;
3953 def err_template_typedef : Error<"a typedef cannot be a template">;
3954 def err_template_unnamed_class : Error<
3955 "cannot declare a class template with no name">;
3956 def err_template_param_list_different_arity : Error<
3957 "%select{too few|too many}0 template parameters in template "
3958 "%select{|template parameter }1redeclaration">;
3959 def note_template_param_list_different_arity : Note<
3960 "%select{too few|too many}0 template parameters in template template "
3962 def note_template_prev_declaration : Note<
3963 "previous template %select{declaration|template parameter}0 is here">;
3964 def err_template_param_different_kind : Error<
3965 "template parameter has a different kind in template "
3966 "%select{|template parameter }0redeclaration">;
3967 def note_template_param_different_kind : Note<
3968 "template parameter has a different kind in template argument">;
3970 def err_invalid_decl_specifier_in_nontype_parm : Error<
3971 "invalid declaration specifier in template non-type parameter">;
3973 def err_template_nontype_parm_different_type : Error<
3974 "template non-type parameter has a different type %0 in template "
3975 "%select{|template parameter }1redeclaration">;
3977 def note_template_nontype_parm_different_type : Note<
3978 "template non-type parameter has a different type %0 in template argument">;
3979 def note_template_nontype_parm_prev_declaration : Note<
3980 "previous non-type template parameter with type %0 is here">;
3981 def err_template_nontype_parm_bad_type : Error<
3982 "a non-type template parameter cannot have type %0">;
3983 def warn_cxx14_compat_template_nontype_parm_auto_type : Warning<
3984 "non-type template parameters declared with %0 are incompatible with C++ "
3985 "standards before C++17">,
3986 DefaultIgnore, InGroup<CXXPre17Compat>;
3987 def err_template_param_default_arg_redefinition : Error<
3988 "template parameter redefines default argument">;
3989 def note_template_param_prev_default_arg : Note<
3990 "previous default template argument defined here">;
3991 def err_template_param_default_arg_missing : Error<
3992 "template parameter missing a default argument">;
3993 def ext_template_parameter_default_in_function_template : ExtWarn<
3994 "default template arguments for a function template are a C++11 extension">,
3996 def warn_cxx98_compat_template_parameter_default_in_function_template : Warning<
3997 "default template arguments for a function template are incompatible with C++98">,
3998 InGroup<CXX98Compat>, DefaultIgnore;
3999 def err_template_parameter_default_template_member : Error<
4000 "cannot add a default template argument to the definition of a member of a "
4002 def err_template_parameter_default_friend_template : Error<
4003 "default template argument not permitted on a friend template">;
4004 def err_template_template_parm_no_parms : Error<
4005 "template template parameter must have its own template parameters">;
4007 def ext_variable_template : ExtWarn<"variable templates are a C++14 extension">,
4009 def warn_cxx11_compat_variable_template : Warning<
4010 "variable templates are incompatible with C++ standards before C++14">,
4011 InGroup<CXXPre14Compat>, DefaultIgnore;
4012 def err_template_variable_noparams : Error<
4013 "extraneous 'template<>' in declaration of variable %0">;
4014 def err_template_member : Error<"member %0 declared as a template">;
4015 def err_template_member_noparams : Error<
4016 "extraneous 'template<>' in declaration of member %0">;
4017 def err_template_tag_noparams : Error<
4018 "extraneous 'template<>' in declaration of %0 %1">;
4020 def warn_cxx17_compat_adl_only_template_id : Warning<
4021 "use of function template name with no prior function template "
4022 "declaration in function call with explicit template arguments "
4023 "is incompatible with C++ standards before C++2a">,
4024 InGroup<CXXPre2aCompat>, DefaultIgnore;
4025 def ext_adl_only_template_id : ExtWarn<
4026 "use of function template name with no prior declaration in function call "
4027 "with explicit template arguments is a C++2a extension">, InGroup<CXX2a>;
4029 // C++ Template Argument Lists
4030 def err_template_missing_args : Error<
4032 "%select{class template|function template|variable template|alias template|"
4033 "template template parameter|concept|template}0 %1 requires template "
4035 def err_template_arg_list_different_arity : Error<
4036 "%select{too few|too many}0 template arguments for "
4037 "%select{class template|function template|variable template|alias template|"
4038 "template template parameter|concept|template}1 %2">;
4039 def note_template_decl_here : Note<"template is declared here">;
4040 def err_template_arg_must_be_type : Error<
4041 "template argument for template type parameter must be a type">;
4042 def err_template_arg_must_be_type_suggest : Error<
4043 "template argument for template type parameter must be a type; "
4044 "did you forget 'typename'?">;
4045 def ext_ms_template_type_arg_missing_typename : ExtWarn<
4046 "template argument for template type parameter must be a type; "
4047 "omitted 'typename' is a Microsoft extension">,
4048 InGroup<MicrosoftTemplate>;
4049 def err_template_arg_must_be_expr : Error<
4050 "template argument for non-type template parameter must be an expression">;
4051 def err_template_arg_nontype_ambig : Error<
4052 "template argument for non-type template parameter is treated as function type %0">;
4053 def err_template_arg_must_be_template : Error<
4054 "template argument for template template parameter must be a class template%select{| or type alias template}0">;
4055 def ext_template_arg_local_type : ExtWarn<
4056 "template argument uses local type %0">, InGroup<LocalTypeTemplateArgs>;
4057 def ext_template_arg_unnamed_type : ExtWarn<
4058 "template argument uses unnamed type">, InGroup<UnnamedTypeTemplateArgs>;
4059 def warn_cxx98_compat_template_arg_local_type : Warning<
4060 "local type %0 as template argument is incompatible with C++98">,
4061 InGroup<CXX98CompatLocalTypeTemplateArgs>, DefaultIgnore;
4062 def warn_cxx98_compat_template_arg_unnamed_type : Warning<
4063 "unnamed type as template argument is incompatible with C++98">,
4064 InGroup<CXX98CompatUnnamedTypeTemplateArgs>, DefaultIgnore;
4065 def note_template_unnamed_type_here : Note<
4066 "unnamed type used in template argument was declared here">;
4067 def err_template_arg_overload_type : Error<
4068 "template argument is the type of an unresolved overloaded function">;
4069 def err_template_arg_not_valid_template : Error<
4070 "template argument does not refer to a class or alias template, or template "
4071 "template parameter">;
4072 def note_template_arg_refers_here_func : Note<
4073 "template argument refers to function template %0, here">;
4074 def err_template_arg_template_params_mismatch : Error<
4075 "template template argument has different template parameters than its "
4076 "corresponding template template parameter">;
4077 def err_template_arg_not_integral_or_enumeral : Error<
4078 "non-type template argument of type %0 must have an integral or enumeration"
4080 def err_template_arg_not_ice : Error<
4081 "non-type template argument of type %0 is not an integral constant "
4083 def err_template_arg_not_address_constant : Error<
4084 "non-type template argument of type %0 is not a constant expression">;
4085 def warn_cxx98_compat_template_arg_null : Warning<
4086 "use of null pointer as non-type template argument is incompatible with "
4087 "C++98">, InGroup<CXX98Compat>, DefaultIgnore;
4088 def err_template_arg_untyped_null_constant : Error<
4089 "null non-type template argument must be cast to template parameter type %0">;
4090 def err_template_arg_wrongtype_null_constant : Error<
4091 "null non-type template argument of type %0 does not match template parameter "
4093 def err_non_type_template_parm_type_deduction_failure : Error<
4094 "non-type template parameter %0 with type %1 has incompatible initializer of type %2">;
4095 def err_deduced_non_type_template_arg_type_mismatch : Error<
4096 "deduced non-type template argument does not have the same type as the "
4097 "corresponding template parameter%diff{ ($ vs $)|}0,1">;
4098 def err_non_type_template_arg_subobject : Error<
4099 "non-type template argument refers to subobject '%0'">;
4100 def err_non_type_template_arg_addr_label_diff : Error<
4101 "template argument / label address difference / what did you expect?">;
4102 def err_template_arg_not_convertible : Error<
4103 "non-type template argument of type %0 cannot be converted to a value "
4105 def warn_template_arg_negative : Warning<
4106 "non-type template argument with value '%0' converted to '%1' for unsigned "
4107 "template parameter of type %2">, InGroup<Conversion>, DefaultIgnore;
4108 def warn_template_arg_too_large : Warning<
4109 "non-type template argument value '%0' truncated to '%1' for "
4110 "template parameter of type %2">, InGroup<Conversion>, DefaultIgnore;
4111 def err_template_arg_no_ref_bind : Error<
4112 "non-type template parameter of reference type "
4113 "%diff{$ cannot bind to template argument of type $"
4114 "|cannot bind to template of incompatible argument type}0,1">;
4115 def err_template_arg_ref_bind_ignores_quals : Error<
4116 "reference binding of non-type template parameter "
4117 "%diff{of type $ to template argument of type $|to template argument}0,1 "
4118 "ignores qualifiers">;
4119 def err_template_arg_not_decl_ref : Error<
4120 "non-type template argument does not refer to any declaration">;
4121 def err_template_arg_not_address_of : Error<
4122 "non-type template argument for template parameter of pointer type %0 must "
4123 "have its address taken">;
4124 def err_template_arg_address_of_non_pointer : Error<
4125 "address taken in non-type template argument for template parameter of "
4126 "reference type %0">;
4127 def err_template_arg_reference_var : Error<
4128 "non-type template argument of reference type %0 is not an object">;
4129 def err_template_arg_field : Error<
4130 "non-type template argument refers to non-static data member %0">;
4131 def err_template_arg_method : Error<
4132 "non-type template argument refers to non-static member function %0">;
4133 def err_template_arg_object_no_linkage : Error<
4134 "non-type template argument refers to %select{function|object}0 %1 that "
4135 "does not have linkage">;
4136 def warn_cxx98_compat_template_arg_object_internal : Warning<
4137 "non-type template argument referring to %select{function|object}0 %1 with "
4138 "internal linkage is incompatible with C++98">,
4139 InGroup<CXX98Compat>, DefaultIgnore;
4140 def ext_template_arg_object_internal : ExtWarn<
4141 "non-type template argument referring to %select{function|object}0 %1 with "
4142 "internal linkage is a C++11 extension">, InGroup<CXX11>;
4143 def err_template_arg_thread_local : Error<
4144 "non-type template argument refers to thread-local object">;
4145 def note_template_arg_internal_object : Note<
4146 "non-type template argument refers to %select{function|object}0 here">;
4147 def note_template_arg_refers_here : Note<
4148 "non-type template argument refers here">;
4149 def err_template_arg_not_object_or_func : Error<
4150 "non-type template argument does not refer to an object or function">;
4151 def err_template_arg_not_pointer_to_member_form : Error<
4152 "non-type template argument is not a pointer to member constant">;
4153 def err_template_arg_member_ptr_base_derived_not_supported : Error<
4154 "sorry, non-type template argument of pointer-to-member type %1 that refers "
4155 "to member %q0 of a different class is not supported yet">;
4156 def ext_template_arg_extra_parens : ExtWarn<
4157 "address non-type template argument cannot be surrounded by parentheses">;
4158 def warn_cxx98_compat_template_arg_extra_parens : Warning<
4159 "redundant parentheses surrounding address non-type template argument are "
4160 "incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
4161 def err_pointer_to_member_type : Error<
4162 "invalid use of pointer to member type after %select{.*|->*}0">;
4163 def err_pointer_to_member_call_drops_quals : Error<
4164 "call to pointer to member function of type %0 drops '%1' qualifier%s2">;
4165 def err_pointer_to_member_oper_value_classify: Error<
4166 "pointer-to-member function type %0 can only be called on an "
4167 "%select{rvalue|lvalue}1">;
4168 def ext_pointer_to_const_ref_member_on_rvalue : Extension<
4169 "invoking a pointer to a 'const &' member function on an rvalue is a C++2a extension">,
4170 InGroup<CXX2a>, SFINAEFailure;
4171 def warn_cxx17_compat_pointer_to_const_ref_member_on_rvalue : Warning<
4172 "invoking a pointer to a 'const &' member function on an rvalue is "
4173 "incompatible with C++ standards before C++2a">,
4174 InGroup<CXXPre2aCompatPedantic>, DefaultIgnore;
4175 def ext_ms_deref_template_argument: ExtWarn<
4176 "non-type template argument containing a dereference operation is a "
4177 "Microsoft extension">, InGroup<MicrosoftTemplate>;
4178 def ext_ms_delayed_template_argument: ExtWarn<
4179 "using the undeclared type %0 as a default template argument is a "
4180 "Microsoft extension">, InGroup<MicrosoftTemplate>;
4181 def err_template_arg_deduced_incomplete_pack : Error<
4182 "deduced incomplete pack %0 for template parameter %1">;
4184 // C++ template specialization
4185 def err_template_spec_unknown_kind : Error<
4186 "can only provide an explicit specialization for a class template, function "
4187 "template, variable template, or a member function, static data member, "
4188 "%select{or member class|member class, or member enumeration}0 of a "
4190 def note_specialized_entity : Note<
4191 "explicitly specialized declaration is here">;
4192 def note_explicit_specialization_declared_here : Note<
4193 "explicit specialization declared here">;
4194 def err_template_spec_decl_function_scope : Error<
4195 "explicit specialization of %0 in function scope">;
4196 def err_template_spec_decl_friend : Error<
4197 "cannot declare an explicit specialization in a friend">;
4198 def err_template_spec_redecl_out_of_scope : Error<
4199 "%select{class template|class template partial|variable template|"
4200 "variable template partial|function template|member "
4201 "function|static data member|member class|member enumeration}0 "
4202 "specialization of %1 not in %select{a namespace enclosing %2|"
4203 "class %2 or an enclosing namespace}3">;
4204 def ext_ms_template_spec_redecl_out_of_scope: ExtWarn<
4205 "%select{class template|class template partial|variable template|"
4206 "variable template partial|function template|member "
4207 "function|static data member|member class|member enumeration}0 "
4208 "specialization of %1 not in %select{a namespace enclosing %2|"
4209 "class %2 or an enclosing namespace}3 "
4210 "is a Microsoft extension">, InGroup<MicrosoftTemplate>;
4211 def err_template_spec_redecl_global_scope : Error<
4212 "%select{class template|class template partial|variable template|"
4213 "variable template partial|function template|member "
4214 "function|static data member|member class|member enumeration}0 "
4215 "specialization of %1 must occur at global scope">;
4216 def err_spec_member_not_instantiated : Error<
4217 "specialization of member %q0 does not specialize an instantiated member">;
4218 def note_specialized_decl : Note<"attempt to specialize declaration here">;
4219 def err_specialization_after_instantiation : Error<
4220 "explicit specialization of %0 after instantiation">;
4221 def note_instantiation_required_here : Note<
4222 "%select{implicit|explicit}0 instantiation first required here">;
4223 def err_template_spec_friend : Error<
4224 "template specialization declaration cannot be a friend">;
4225 def err_template_spec_default_arg : Error<
4226 "default argument not permitted on an explicit "
4227 "%select{instantiation|specialization}0 of function %1">;
4228 def err_not_class_template_specialization : Error<
4229 "cannot specialize a %select{dependent template|template template "
4231 def ext_explicit_specialization_storage_class : ExtWarn<
4232 "explicit specialization cannot have a storage class">;
4233 def err_explicit_specialization_inconsistent_storage_class : Error<
4234 "explicit specialization has extraneous, inconsistent storage class "
4235 "'%select{none|extern|static|__private_extern__|auto|register}0'">;
4236 def err_dependent_function_template_spec_no_match : Error<
4237 "no candidate function template was found for dependent"
4238 " friend function template specialization">;
4239 def note_dependent_function_template_spec_discard_reason : Note<
4240 "candidate ignored: %select{not a function template"
4241 "|not a member of the enclosing namespace;"
4242 " did you mean to explicitly qualify the specialization?}0">;
4244 // C++ class template specializations and out-of-line definitions
4245 def err_template_spec_needs_header : Error<
4246 "template specialization requires 'template<>'">;
4247 def err_template_spec_needs_template_parameters : Error<
4248 "template specialization or definition requires a template parameter list "
4249 "corresponding to the nested type %0">;
4250 def err_template_param_list_matches_nontemplate : Error<
4251 "template parameter list matching the non-templated nested type %0 should "
4252 "be empty ('template<>')">;
4253 def err_alias_template_extra_headers : Error<
4254 "extraneous template parameter list in alias template declaration">;
4255 def err_template_spec_extra_headers : Error<
4256 "extraneous template parameter list in template specialization or "
4257 "out-of-line template definition">;
4258 def warn_template_spec_extra_headers : Warning<
4259 "extraneous template parameter list in template specialization">;
4260 def note_explicit_template_spec_does_not_need_header : Note<
4261 "'template<>' header not required for explicitly-specialized class %0 "
4263 def err_template_qualified_declarator_no_match : Error<
4264 "nested name specifier '%0' for declaration does not refer into a class, "
4265 "class template or class template partial specialization">;
4266 def err_specialize_member_of_template : Error<
4267 "cannot specialize %select{|(with 'template<>') }0a member of an "
4268 "unspecialized template">;
4270 // C++ Class Template Partial Specialization
4271 def err_default_arg_in_partial_spec : Error<
4272 "default template argument in a class template partial specialization">;
4273 def err_dependent_non_type_arg_in_partial_spec : Error<
4274 "type of specialized non-type template argument depends on a template "
4275 "parameter of the partial specialization">;
4276 def note_dependent_non_type_default_arg_in_partial_spec : Note<
4277 "template parameter is used in default argument declared here">;
4278 def err_dependent_typed_non_type_arg_in_partial_spec : Error<
4279 "non-type template argument specializes a template parameter with "
4280 "dependent type %0">;
4281 def err_partial_spec_args_match_primary_template : Error<
4282 "%select{class|variable}0 template partial specialization does not "
4283 "specialize any template argument; to %select{declare|define}1 the "
4284 "primary template, remove the template argument list">;
4285 def ext_partial_spec_not_more_specialized_than_primary : ExtWarn<
4286 "%select{class|variable}0 template partial specialization is not "
4287 "more specialized than the primary template">, DefaultError,
4288 InGroup<DiagGroup<"invalid-partial-specialization">>;
4289 def note_partial_spec_not_more_specialized_than_primary : Note<"%0">;
4290 def ext_partial_specs_not_deducible : ExtWarn<
4291 "%select{class|variable}0 template partial specialization contains "
4292 "%select{a template parameter|template parameters}1 that cannot be "
4293 "deduced; this partial specialization will never be used">,
4294 DefaultError, InGroup<DiagGroup<"unusable-partial-specialization">>;
4295 def note_non_deducible_parameter : Note<
4296 "non-deducible template parameter %0">;
4297 def err_partial_spec_ordering_ambiguous : Error<
4298 "ambiguous partial specializations of %0">;
4299 def note_partial_spec_match : Note<"partial specialization matches %0">;
4300 def err_partial_spec_redeclared : Error<
4301 "class template partial specialization %0 cannot be redeclared">;
4302 def note_partial_specialization_declared_here : Note<
4303 "explicit specialization declared here">;
4304 def note_prev_partial_spec_here : Note<
4305 "previous declaration of class template partial specialization %0 is here">;
4306 def err_partial_spec_fully_specialized : Error<
4307 "partial specialization of %0 does not use any of its template parameters">;
4309 // C++ Variable Template Partial Specialization
4310 def err_var_partial_spec_redeclared : Error<
4311 "variable template partial specialization %0 cannot be redefined">;
4312 def note_var_prev_partial_spec_here : Note<
4313 "previous declaration of variable template partial specialization is here">;
4314 def err_var_spec_no_template : Error<
4315 "no variable template matches%select{| partial}0 specialization">;
4316 def err_var_spec_no_template_but_method : Error<
4317 "no variable template matches specialization; "
4318 "did you mean to use %0 as function template instead?">;
4320 // C++ Function template specializations
4321 def err_function_template_spec_no_match : Error<
4322 "no function template matches function template specialization %0">;
4323 def err_function_template_spec_ambiguous : Error<
4324 "function template specialization %0 ambiguously refers to more than one "
4325 "function template; explicitly specify%select{| additional}1 template "
4326 "arguments to identify a particular function template">;
4327 def note_function_template_spec_matched : Note<
4328 "function template %q0 matches specialization %1">;
4329 def err_function_template_partial_spec : Error<
4330 "function template partial specialization is not allowed">;
4332 // C++ Template Instantiation
4333 def err_template_recursion_depth_exceeded : Error<
4334 "recursive template instantiation exceeded maximum depth of %0">,
4335 DefaultFatal, NoSFINAE;
4336 def note_template_recursion_depth : Note<
4337 "use -ftemplate-depth=N to increase recursive template instantiation depth">;
4339 def err_template_instantiate_within_definition : Error<
4340 "%select{implicit|explicit}0 instantiation of template %1 within its"
4342 def err_template_instantiate_undefined : Error<
4343 "%select{implicit|explicit}0 instantiation of undefined template %1">;
4344 def err_implicit_instantiate_member_undefined : Error<
4345 "implicit instantiation of undefined member %0">;
4346 def note_template_class_instantiation_was_here : Note<
4347 "class template %0 was instantiated here">;
4348 def note_template_class_explicit_specialization_was_here : Note<
4349 "class template %0 was explicitly specialized here">;
4350 def note_template_class_instantiation_here : Note<
4351 "in instantiation of template class %q0 requested here">;
4352 def note_template_member_class_here : Note<
4353 "in instantiation of member class %q0 requested here">;
4354 def note_template_member_function_here : Note<
4355 "in instantiation of member function %q0 requested here">;
4356 def note_function_template_spec_here : Note<
4357 "in instantiation of function template specialization %q0 requested here">;
4358 def note_template_static_data_member_def_here : Note<
4359 "in instantiation of static data member %q0 requested here">;
4360 def note_template_variable_def_here : Note<
4361 "in instantiation of variable template specialization %q0 requested here">;
4362 def note_template_enum_def_here : Note<
4363 "in instantiation of enumeration %q0 requested here">;
4364 def note_template_nsdmi_here : Note<
4365 "in instantiation of default member initializer %q0 requested here">;
4366 def note_template_type_alias_instantiation_here : Note<
4367 "in instantiation of template type alias %0 requested here">;
4368 def note_template_exception_spec_instantiation_here : Note<
4369 "in instantiation of exception specification for %0 requested here">;
4370 def warn_var_template_missing : Warning<"instantiation of variable %q0 "
4371 "required here, but no definition is available">,
4372 InGroup<UndefinedVarTemplate>;
4373 def warn_func_template_missing : Warning<"instantiation of function %q0 "
4374 "required here, but no definition is available">,
4375 InGroup<UndefinedFuncTemplate>, DefaultIgnore;
4376 def note_forward_template_decl : Note<
4377 "forward declaration of template entity is here">;
4378 def note_inst_declaration_hint : Note<"add an explicit instantiation "
4379 "declaration to suppress this warning if %q0 is explicitly instantiated in "
4380 "another translation unit">;
4381 def note_evaluating_exception_spec_here : Note<
4382 "in evaluation of exception specification for %q0 needed here">;
4384 def note_default_arg_instantiation_here : Note<
4385 "in instantiation of default argument for '%0' required here">;
4386 def note_default_function_arg_instantiation_here : Note<
4387 "in instantiation of default function argument expression "
4388 "for '%0' required here">;
4389 def note_explicit_template_arg_substitution_here : Note<
4390 "while substituting explicitly-specified template arguments into function "
4392 def note_function_template_deduction_instantiation_here : Note<
4393 "while substituting deduced template arguments into function template %0 "
4395 def note_deduced_template_arg_substitution_here : Note<
4396 "during template argument deduction for %select{class|variable}0 template "
4397 "%select{partial specialization |}1%2 %3">;
4398 def note_prior_template_arg_substitution : Note<
4399 "while substituting prior template arguments into %select{non-type|template}0"
4400 " template parameter%1 %2">;
4401 def note_template_default_arg_checking : Note<
4402 "while checking a default template argument used here">;
4403 def note_instantiation_contexts_suppressed : Note<
4404 "(skipping %0 context%s0 in backtrace; use -ftemplate-backtrace-limit=0 to "
4407 def err_field_instantiates_to_function : Error<
4408 "data member instantiated with function type %0">;
4409 def err_variable_instantiates_to_function : Error<
4410 "%select{variable|static data member}0 instantiated with function type %1">;
4411 def err_nested_name_spec_non_tag : Error<
4412 "type %0 cannot be used prior to '::' because it has no members">;
4414 def err_using_pack_expansion_empty : Error<
4415 "%select{|member}0 using declaration %1 instantiates to an empty pack">;
4417 // C++ Explicit Instantiation
4418 def err_explicit_instantiation_duplicate : Error<
4419 "duplicate explicit instantiation of %0">;
4420 def ext_explicit_instantiation_duplicate : ExtWarn<
4421 "duplicate explicit instantiation of %0 ignored as a Microsoft extension">,
4422 InGroup<MicrosoftTemplate>;
4423 def note_previous_explicit_instantiation : Note<
4424 "previous explicit instantiation is here">;
4425 def warn_explicit_instantiation_after_specialization : Warning<
4426 "explicit instantiation of %0 that occurs after an explicit "
4427 "specialization has no effect">,
4428 InGroup<DiagGroup<"instantiation-after-specialization">>;
4429 def note_previous_template_specialization : Note<
4430 "previous template specialization is here">;
4431 def err_explicit_instantiation_nontemplate_type : Error<
4432 "explicit instantiation of non-templated type %0">;
4433 def note_nontemplate_decl_here : Note<
4434 "non-templated declaration is here">;
4435 def err_explicit_instantiation_in_class : Error<
4436 "explicit instantiation of %0 in class scope">;
4437 def err_explicit_instantiation_out_of_scope : Error<
4438 "explicit instantiation of %0 not in a namespace enclosing %1">;
4439 def err_explicit_instantiation_must_be_global : Error<
4440 "explicit instantiation of %0 must occur at global scope">;
4441 def warn_explicit_instantiation_out_of_scope_0x : Warning<
4442 "explicit instantiation of %0 not in a namespace enclosing %1">,
4443 InGroup<CXX11Compat>, DefaultIgnore;
4444 def warn_explicit_instantiation_must_be_global_0x : Warning<
4445 "explicit instantiation of %0 must occur at global scope">,
4446 InGroup<CXX11Compat>, DefaultIgnore;
4448 def err_explicit_instantiation_requires_name : Error<
4449 "explicit instantiation declaration requires a name">;
4450 def err_explicit_instantiation_of_typedef : Error<
4451 "explicit instantiation of typedef %0">;
4452 def err_explicit_instantiation_storage_class : Error<
4453 "explicit instantiation cannot have a storage class">;
4454 def err_explicit_instantiation_internal_linkage : Error<
4455 "explicit instantiation declaration of %0 with internal linkage">;
4456 def err_explicit_instantiation_not_known : Error<
4457 "explicit instantiation of %0 does not refer to a function template, "
4458 "variable template, member function, member class, or static data member">;
4459 def note_explicit_instantiation_here : Note<
4460 "explicit instantiation refers here">;
4461 def err_explicit_instantiation_data_member_not_instantiated : Error<
4462 "explicit instantiation refers to static data member %q0 that is not an "
4464 def err_explicit_instantiation_member_function_not_instantiated : Error<
4465 "explicit instantiation refers to member function %q0 that is not an "
4467 def err_explicit_instantiation_ambiguous : Error<
4468 "partial ordering for explicit instantiation of %0 is ambiguous">;
4469 def note_explicit_instantiation_candidate : Note<
4470 "explicit instantiation candidate function %q0 template here %1">;
4471 def err_explicit_instantiation_inline : Error<
4472 "explicit instantiation cannot be 'inline'">;
4473 def warn_explicit_instantiation_inline_0x : Warning<
4474 "explicit instantiation cannot be 'inline'">, InGroup<CXX11Compat>,
4476 def err_explicit_instantiation_constexpr : Error<
4477 "explicit instantiation cannot be 'constexpr'">;
4478 def ext_explicit_instantiation_without_qualified_id : Extension<
4479 "qualifier in explicit instantiation of %q0 requires a template-id "
4480 "(a typedef is not permitted)">;
4481 def err_explicit_instantiation_without_template_id : Error<
4482 "explicit instantiation of %q0 must specify a template argument list">;
4483 def err_explicit_instantiation_unqualified_wrong_namespace : Error<
4484 "explicit instantiation of %q0 must occur in namespace %1">;
4485 def warn_explicit_instantiation_unqualified_wrong_namespace_0x : Warning<
4486 "explicit instantiation of %q0 must occur in namespace %1">,
4487 InGroup<CXX11Compat>, DefaultIgnore;
4488 def err_explicit_instantiation_undefined_member : Error<
4489 "explicit instantiation of undefined %select{member class|member function|"
4490 "static data member}0 %1 of class template %2">;
4491 def err_explicit_instantiation_undefined_func_template : Error<
4492 "explicit instantiation of undefined function template %0">;
4493 def err_explicit_instantiation_undefined_var_template : Error<
4494 "explicit instantiation of undefined variable template %q0">;
4495 def err_explicit_instantiation_declaration_after_definition : Error<
4496 "explicit instantiation declaration (with 'extern') follows explicit "
4497 "instantiation definition (without 'extern')">;
4498 def note_explicit_instantiation_definition_here : Note<
4499 "explicit instantiation definition is here">;
4500 def err_invalid_var_template_spec_type : Error<"type %2 "
4501 "of %select{explicit instantiation|explicit specialization|"
4502 "partial specialization|redeclaration}0 of %1 does not match"
4503 " expected type %3">;
4504 def err_mismatched_exception_spec_explicit_instantiation : Error<
4505 "exception specification in explicit instantiation does not match "
4506 "instantiated one">;
4507 def ext_mismatched_exception_spec_explicit_instantiation : ExtWarn<
4508 err_mismatched_exception_spec_explicit_instantiation.Text>,
4509 InGroup<MicrosoftExceptionSpec>;
4511 // C++ typename-specifiers
4512 def err_typename_nested_not_found : Error<"no type named %0 in %1">;
4513 def err_typename_nested_not_found_enable_if : Error<
4514 "no type named 'type' in %0; 'enable_if' cannot be used to disable "
4515 "this declaration">;
4516 def err_typename_nested_not_found_requirement : Error<
4517 "failed requirement '%0'; 'enable_if' cannot be used to disable this "
4519 def err_typename_nested_not_type : Error<
4520 "typename specifier refers to non-type member %0 in %1">;
4521 def note_typename_refers_here : Note<
4522 "referenced member %0 is declared here">;
4523 def err_typename_missing : Error<
4524 "missing 'typename' prior to dependent type name '%0%1'">;
4525 def err_typename_missing_template : Error<
4526 "missing 'typename' prior to dependent type template name '%0%1'">;
4527 def ext_typename_missing : ExtWarn<
4528 "missing 'typename' prior to dependent type name '%0%1'">,
4529 InGroup<DiagGroup<"typename-missing">>;
4530 def ext_typename_outside_of_template : ExtWarn<
4531 "'typename' occurs outside of a template">, InGroup<CXX11>;
4532 def warn_cxx98_compat_typename_outside_of_template : Warning<
4533 "use of 'typename' outside of a template is incompatible with C++98">,
4534 InGroup<CXX98Compat>, DefaultIgnore;
4535 def err_typename_refers_to_using_value_decl : Error<
4536 "typename specifier refers to a dependent using declaration for a value "
4538 def note_using_value_decl_missing_typename : Note<
4539 "add 'typename' to treat this using declaration as a type">;
4541 def err_template_kw_refers_to_non_template : Error<
4542 "%0 following the 'template' keyword does not refer to a template">;
4543 def note_template_kw_refers_to_non_template : Note<
4544 "declared as a non-template here">;
4545 def err_template_kw_refers_to_class_template : Error<
4546 "'%0%1' instantiated to a class template, not a function template">;
4547 def note_referenced_class_template : Note<
4548 "class template declared here">;
4549 def err_template_kw_missing : Error<
4550 "missing 'template' keyword prior to dependent template name '%0%1'">;
4551 def ext_template_outside_of_template : ExtWarn<
4552 "'template' keyword outside of a template">, InGroup<CXX11>;
4553 def warn_cxx98_compat_template_outside_of_template : Warning<
4554 "use of 'template' keyword outside of a template is incompatible with C++98">,
4555 InGroup<CXX98Compat>, DefaultIgnore;
4557 def err_non_type_template_in_nested_name_specifier : Error<
4558 "qualified name refers into a specialization of %select{function|variable}0 "
4560 def err_template_id_not_a_type : Error<
4561 "template name refers to non-type template %0">;
4562 def note_template_declared_here : Note<
4563 "%select{function template|class template|variable template"
4564 "|type alias template|template template parameter}0 "
4565 "%1 declared here">;
4566 def err_alias_template_expansion_into_fixed_list : Error<
4567 "pack expansion used as argument for non-pack parameter of alias template">;
4568 def note_parameter_type : Note<
4569 "parameter of type %0 is declared here">;
4571 // C++11 Variadic Templates
4572 def err_template_param_pack_default_arg : Error<
4573 "template parameter pack cannot have a default argument">;
4574 def err_template_param_pack_must_be_last_template_parameter : Error<
4575 "template parameter pack must be the last template parameter">;
4577 def err_template_parameter_pack_non_pack : Error<
4578 "%select{template type|non-type template|template template}0 parameter"
4579 "%select{| pack}1 conflicts with previous %select{template type|"
4580 "non-type template|template template}0 parameter%select{ pack|}1">;
4581 def note_template_parameter_pack_non_pack : Note<
4582 "%select{template type|non-type template|template template}0 parameter"
4583 "%select{| pack}1 does not match %select{template type|non-type template"
4584 "|template template}0 parameter%select{ pack|}1 in template argument">;
4585 def note_template_parameter_pack_here : Note<
4586 "previous %select{template type|non-type template|template template}0 "
4587 "parameter%select{| pack}1 declared here">;
4589 def err_unexpanded_parameter_pack : Error<
4590 "%select{expression|base type|declaration type|data member type|bit-field "
4591 "size|static assertion|fixed underlying type|enumerator value|"
4592 "using declaration|friend declaration|qualifier|initializer|default argument|"
4593 "non-type template parameter type|exception type|partial specialization|"
4594 "__if_exists name|__if_not_exists name|lambda|block}0 contains"
4595 "%plural{0: an|:}1 unexpanded parameter pack"
4596 "%plural{0:|1: %2|2:s %2 and %3|:s %2, %3, ...}1">;
4598 def err_pack_expansion_without_parameter_packs : Error<
4599 "pack expansion does not contain any unexpanded parameter packs">;
4600 def err_pack_expansion_length_conflict : Error<
4601 "pack expansion contains parameter packs %0 and %1 that have different "
4602 "lengths (%2 vs. %3)">;
4603 def err_pack_expansion_length_conflict_multilevel : Error<
4604 "pack expansion contains parameter pack %0 that has a different "
4605 "length (%1 vs. %2) from outer parameter packs">;
4606 def err_pack_expansion_length_conflict_partial : Error<
4607 "pack expansion contains parameter pack %0 that has a different "
4608 "length (at least %1 vs. %2) from outer parameter packs">;
4609 def err_pack_expansion_member_init : Error<
4610 "pack expansion for initialization of member %0">;
4612 def err_function_parameter_pack_without_parameter_packs : Error<
4613 "type %0 of function parameter pack does not contain any unexpanded "
4615 def err_ellipsis_in_declarator_not_parameter : Error<
4616 "only function and template parameters can be parameter packs">;
4618 def err_sizeof_pack_no_pack_name : Error<
4619 "%0 does not refer to the name of a parameter pack">;
4621 def err_fold_expression_packs_both_sides : Error<
4622 "binary fold expression has unexpanded parameter packs in both operands">;
4623 def err_fold_expression_empty : Error<
4624 "unary fold expression has empty expansion for operator '%0' "
4625 "with no fallback value">;
4626 def err_fold_expression_bad_operand : Error<
4627 "expression not permitted as operand of fold expression">;
4629 def err_unexpected_typedef : Error<
4630 "unexpected type name %0: expected expression">;
4631 def err_unexpected_namespace : Error<
4632 "unexpected namespace name %0: expected expression">;
4633 def err_undeclared_var_use : Error<"use of undeclared identifier %0">;
4634 def ext_undeclared_unqual_id_with_dependent_base : ExtWarn<
4635 "use of undeclared identifier %0; "
4636 "unqualified lookup into dependent bases of class template %1 is a Microsoft extension">,
4637 InGroup<MicrosoftTemplate>;
4638 def ext_found_via_dependent_bases_lookup : ExtWarn<"use of identifier %0 "
4639 "found via unqualified lookup into dependent bases of class templates is a "
4640 "Microsoft extension">, InGroup<MicrosoftTemplate>;
4641 def note_dependent_var_use : Note<"must qualify identifier to find this "
4642 "declaration in dependent base class">;
4643 def err_not_found_by_two_phase_lookup : Error<"call to function %0 that is neither "
4644 "visible in the template definition nor found by argument-dependent lookup">;
4645 def note_not_found_by_two_phase_lookup : Note<"%0 should be declared prior to the "
4646 "call site%select{| or in %2| or in an associated namespace of one of its arguments}1">;
4647 def err_undeclared_use : Error<"use of undeclared %0">;
4648 def warn_deprecated : Warning<"%0 is deprecated">,
4649 InGroup<DeprecatedDeclarations>;
4650 def note_from_diagnose_if : Note<"from 'diagnose_if' attribute on %0:">;
4651 def warn_property_method_deprecated :
4652 Warning<"property access is using %0 method which is deprecated">,
4653 InGroup<DeprecatedDeclarations>;
4654 def warn_deprecated_message : Warning<"%0 is deprecated: %1">,
4655 InGroup<DeprecatedDeclarations>;
4656 def warn_deprecated_anonymous_namespace : Warning<
4657 "'deprecated' attribute on anonymous namespace ignored">,
4658 InGroup<IgnoredAttributes>;
4659 def warn_deprecated_fwdclass_message : Warning<
4660 "%0 may be deprecated because the receiver type is unknown">,
4661 InGroup<DeprecatedDeclarations>;
4662 def warn_deprecated_def : Warning<
4663 "implementing deprecated %select{method|class|category}0">,
4664 InGroup<DeprecatedImplementations>, DefaultIgnore;
4665 def warn_unavailable_def : Warning<
4666 "implementing unavailable method">,
4667 InGroup<DeprecatedImplementations>, DefaultIgnore;
4668 def err_unavailable : Error<"%0 is unavailable">;
4669 def err_property_method_unavailable :
4670 Error<"property access is using %0 method which is unavailable">;
4671 def err_unavailable_message : Error<"%0 is unavailable: %1">;
4672 def warn_unavailable_fwdclass_message : Warning<
4673 "%0 may be unavailable because the receiver type is unknown">,
4674 InGroup<UnavailableDeclarations>;
4675 def note_availability_specified_here : Note<
4676 "%0 has been explicitly marked "
4677 "%select{unavailable|deleted|deprecated}1 here">;
4678 def note_partial_availability_specified_here : Note<
4679 "%0 has been marked as being introduced in %1 %2 here, "
4680 "but the deployment target is %1 %3">;
4681 def note_implicitly_deleted : Note<
4682 "explicitly defaulted function was implicitly deleted here">;
4683 def warn_not_enough_argument : Warning<
4684 "not enough variable arguments in %0 declaration to fit a sentinel">,
4686 def warn_missing_sentinel : Warning <
4687 "missing sentinel in %select{function call|method dispatch|block call}0">,
4689 def note_sentinel_here : Note<
4690 "%select{function|method|block}0 has been explicitly marked sentinel here">;
4691 def warn_missing_prototype : Warning<
4692 "no previous prototype for function %0">,
4693 InGroup<DiagGroup<"missing-prototypes">>, DefaultIgnore;
4694 def note_declaration_not_a_prototype : Note<
4695 "this declaration is not a prototype; add %select{'void'|parameter declarations}0 "
4696 "to make it %select{a prototype for a zero-parameter function|one}0">;
4697 def warn_strict_prototypes : Warning<
4698 "this %select{function declaration is not|block declaration is not|"
4699 "old-style function definition is not preceded by}0 a prototype">,
4700 InGroup<DiagGroup<"strict-prototypes">>, DefaultIgnore;
4701 def warn_missing_variable_declarations : Warning<
4702 "no previous extern declaration for non-static variable %0">,
4703 InGroup<DiagGroup<"missing-variable-declarations">>, DefaultIgnore;
4704 def note_static_for_internal_linkage : Note<
4705 "declare 'static' if the %select{variable|function}0 is not intended to be "
4706 "used outside of this translation unit">;
4707 def err_static_data_member_reinitialization :
4708 Error<"static data member %0 already has an initializer">;
4709 def err_redefinition : Error<"redefinition of %0">;
4710 def err_alias_after_tentative :
4711 Error<"alias definition of %0 after tentative definition">;
4712 def err_alias_is_definition :
4713 Error<"definition %0 cannot also be an %select{alias|ifunc}1">;
4714 def err_definition_of_implicitly_declared_member : Error<
4715 "definition of implicitly declared %select{default constructor|copy "
4716 "constructor|move constructor|copy assignment operator|move assignment "
4717 "operator|destructor|function}1">;
4718 def err_definition_of_explicitly_defaulted_member : Error<
4719 "definition of explicitly defaulted %select{default constructor|copy "
4720 "constructor|move constructor|copy assignment operator|move assignment "
4721 "operator|destructor|function}0">;
4722 def err_redefinition_extern_inline : Error<
4723 "redefinition of a 'extern inline' function %0 is not supported in "
4724 "%select{C99 mode|C++}1">;
4725 def warn_attr_abi_tag_namespace : Warning<
4726 "'abi_tag' attribute on %select{non-inline|anonymous}0 namespace ignored">,
4727 InGroup<IgnoredAttributes>;
4728 def err_abi_tag_on_redeclaration : Error<
4729 "cannot add 'abi_tag' attribute in a redeclaration">;
4730 def err_new_abi_tag_on_redeclaration : Error<
4731 "'abi_tag' %0 missing in original declaration">;
4732 def note_use_ifdef_guards : Note<
4733 "unguarded header; consider using #ifdef guards or #pragma once">;
4735 def note_deleted_dtor_no_operator_delete : Note<
4736 "virtual destructor requires an unambiguous, accessible 'operator delete'">;
4737 def note_deleted_special_member_class_subobject : Note<
4738 "%select{default constructor of|copy constructor of|move constructor of|"
4739 "copy assignment operator of|move assignment operator of|destructor of|"
4740 "constructor inherited by}0 "
4741 "%1 is implicitly deleted because "
4742 "%select{base class %3|%select{||||variant }4field %3}2 "
4744 "%select{no|a deleted|multiple|an inaccessible|a non-trivial}4 "
4745 "%select{%select{default constructor|copy constructor|move constructor|copy "
4746 "assignment operator|move assignment operator|destructor|"
4747 "%select{default|corresponding|default|default|default}4 constructor}0|"
4750 "|is an ObjC pointer}6">;
4751 def note_deleted_default_ctor_uninit_field : Note<
4752 "%select{default constructor of|constructor inherited by}0 "
4753 "%1 is implicitly deleted because field %2 of "
4754 "%select{reference|const-qualified}4 type %3 would not be initialized">;
4755 def note_deleted_default_ctor_all_const : Note<
4756 "%select{default constructor of|constructor inherited by}0 "
4757 "%1 is implicitly deleted because all "
4758 "%select{data members|data members of an anonymous union member}2"
4759 " are const-qualified">;
4760 def note_deleted_copy_ctor_rvalue_reference : Note<
4761 "copy constructor of %0 is implicitly deleted because field %1 is of "
4762 "rvalue reference type %2">;
4763 def note_deleted_copy_user_declared_move : Note<
4764 "copy %select{constructor|assignment operator}0 is implicitly deleted because"
4765 " %1 has a user-declared move %select{constructor|assignment operator}2">;
4766 def note_deleted_assign_field : Note<
4767 "%select{copy|move}0 assignment operator of %1 is implicitly deleted "
4768 "because field %2 is of %select{reference|const-qualified}4 type %3">;
4770 // These should be errors.
4771 def warn_undefined_internal : Warning<
4772 "%select{function|variable}0 %q1 has internal linkage but is not defined">,
4773 InGroup<DiagGroup<"undefined-internal">>;
4774 def err_undefined_internal_type : Error<
4775 "%select{function|variable}0 %q1 is used but not defined in this "
4776 "translation unit, and cannot be defined in any other translation unit "
4777 "because its type does not have linkage">;
4778 def ext_undefined_internal_type : Extension<
4779 "ISO C++ requires a definition in this translation unit for "
4780 "%select{function|variable}0 %q1 because its type does not have linkage">,
4781 InGroup<DiagGroup<"undefined-internal-type">>;
4782 def warn_undefined_inline : Warning<"inline function %q0 is not defined">,
4783 InGroup<DiagGroup<"undefined-inline">>;
4784 def err_undefined_inline_var : Error<"inline variable %q0 is not defined">;
4785 def note_used_here : Note<"used here">;
4787 def err_internal_linkage_redeclaration : Error<
4788 "'internal_linkage' attribute does not appear on the first declaration of %0">;
4789 def warn_internal_linkage_local_storage : Warning<
4790 "'internal_linkage' attribute on a non-static local variable is ignored">,
4791 InGroup<IgnoredAttributes>;
4793 def ext_internal_in_extern_inline : ExtWarn<
4794 "static %select{function|variable}0 %1 is used in an inline function with "
4795 "external linkage">, InGroup<StaticInInline>;
4796 def ext_internal_in_extern_inline_quiet : Extension<
4797 "static %select{function|variable}0 %1 is used in an inline function with "
4798 "external linkage">, InGroup<StaticInInline>;
4799 def warn_static_local_in_extern_inline : Warning<
4800 "non-constant static local variable in inline function may be different "
4801 "in different files">, InGroup<StaticLocalInInline>;
4802 def note_convert_inline_to_static : Note<
4803 "use 'static' to give inline function %0 internal linkage">;
4805 def ext_redefinition_of_typedef : ExtWarn<
4806 "redefinition of typedef %0 is a C11 feature">,
4807 InGroup<DiagGroup<"typedef-redefinition"> >;
4808 def err_redefinition_variably_modified_typedef : Error<
4809 "redefinition of %select{typedef|type alias}0 for variably-modified type %1">;
4811 def err_inline_decl_follows_def : Error<
4812 "inline declaration of %0 follows non-inline definition">;
4813 def err_inline_declaration_block_scope : Error<
4814 "inline declaration of %0 not allowed in block scope">;
4815 def err_static_non_static : Error<
4816 "static declaration of %0 follows non-static declaration">;
4817 def err_different_language_linkage : Error<
4818 "declaration of %0 has a different language linkage">;
4819 def ext_retained_language_linkage : Extension<
4820 "friend function %0 retaining previous language linkage is an extension">,
4821 InGroup<DiagGroup<"retained-language-linkage">>;
4822 def err_extern_c_global_conflict : Error<
4823 "declaration of %1 %select{with C language linkage|in global scope}0 "
4824 "conflicts with declaration %select{in global scope|with C language linkage}0">;
4825 def note_extern_c_global_conflict : Note<
4826 "declared %select{in global scope|with C language linkage}0 here">;
4827 def note_extern_c_begins_here : Note<
4828 "extern \"C\" language linkage specification begins here">;
4829 def warn_weak_import : Warning <
4830 "an already-declared variable is made a weak_import declaration %0">;
4831 def ext_static_non_static : Extension<
4832 "redeclaring non-static %0 as static is a Microsoft extension">,
4833 InGroup<MicrosoftRedeclareStatic>;
4834 def err_non_static_static : Error<
4835 "non-static declaration of %0 follows static declaration">;
4836 def err_extern_non_extern : Error<
4837 "extern declaration of %0 follows non-extern declaration">;
4838 def err_non_extern_extern : Error<
4839 "non-extern declaration of %0 follows extern declaration">;
4840 def err_non_thread_thread : Error<
4841 "non-thread-local declaration of %0 follows thread-local declaration">;
4842 def err_thread_non_thread : Error<
4843 "thread-local declaration of %0 follows non-thread-local declaration">;
4844 def err_thread_thread_different_kind : Error<
4845 "thread-local declaration of %0 with %select{static|dynamic}1 initialization "
4846 "follows declaration with %select{dynamic|static}1 initialization">;
4847 def err_mismatched_owning_module : Error<
4848 "declaration of %0 in %select{the global module|module %2}1 follows "
4849 "declaration in %select{the global module|module %4}3">;
4850 def err_redefinition_different_type : Error<
4851 "redefinition of %0 with a different type%diff{: $ vs $|}1,2">;
4852 def err_redefinition_different_kind : Error<
4853 "redefinition of %0 as different kind of symbol">;
4854 def err_redefinition_different_namespace_alias : Error<
4855 "redefinition of %0 as an alias for a different namespace">;
4856 def note_previous_namespace_alias : Note<
4857 "previously defined as an alias for %0">;
4858 def warn_forward_class_redefinition : Warning<
4859 "redefinition of forward class %0 of a typedef name of an object type is ignored">,
4860 InGroup<DiagGroup<"objc-forward-class-redefinition">>;
4861 def err_redefinition_different_typedef : Error<
4862 "%select{typedef|type alias|type alias template}0 "
4863 "redefinition with different types%diff{ ($ vs $)|}1,2">;
4864 def err_tag_reference_non_tag : Error<
4865 "%select{non-struct type|non-class type|non-union type|non-enum "
4866 "type|typedef|type alias|template|type alias template|template "
4867 "template argument}1 %0 cannot be referenced with a "
4868 "%select{struct|interface|union|class|enum}2 specifier">;
4869 def err_tag_reference_conflict : Error<
4870 "implicit declaration introduced by elaborated type conflicts with a "
4871 "%select{non-struct type|non-class type|non-union type|non-enum "
4872 "type|typedef|type alias|template|type alias template|template "
4873 "template argument}0 of the same name">;
4874 def err_dependent_tag_decl : Error<
4875 "%select{declaration|definition}0 of "
4876 "%select{struct|interface|union|class|enum}1 in a dependent scope">;
4877 def err_tag_definition_of_typedef : Error<
4878 "definition of type %0 conflicts with %select{typedef|type alias}1 of the same name">;
4879 def err_conflicting_types : Error<"conflicting types for %0">;
4880 def err_different_pass_object_size_params : Error<
4881 "conflicting pass_object_size attributes on parameters">;
4882 def err_late_asm_label_name : Error<
4883 "cannot apply asm label to %select{variable|function}0 after its first use">;
4884 def err_different_asm_label : Error<"conflicting asm label">;
4885 def err_nested_redefinition : Error<"nested redefinition of %0">;
4886 def err_use_with_wrong_tag : Error<
4887 "use of %0 with tag type that does not match previous declaration">;
4888 def warn_struct_class_tag_mismatch : Warning<
4889 "%select{struct|interface|class}0%select{| template}1 %2 was previously "
4890 "declared as a %select{struct|interface|class}3%select{| template}1; "
4891 "this is valid, but may result in linker errors under the Microsoft C++ ABI">,
4892 InGroup<MismatchedTags>, DefaultIgnore;
4893 def warn_struct_class_previous_tag_mismatch : Warning<
4894 "%2 defined as %select{a struct|an interface|a class}0%select{| template}1 "
4895 "here but previously declared as "
4896 "%select{a struct|an interface|a class}3%select{| template}1; "
4897 "this is valid, but may result in linker errors under the Microsoft C++ ABI">,
4898 InGroup<MismatchedTags>, DefaultIgnore;
4899 def note_struct_class_suggestion : Note<
4900 "did you mean %select{struct|interface|class}0 here?">;
4901 def ext_forward_ref_enum : Extension<
4902 "ISO C forbids forward references to 'enum' types">;
4903 def err_forward_ref_enum : Error<
4904 "ISO C++ forbids forward references to 'enum' types">;
4905 def ext_ms_forward_ref_enum : ExtWarn<
4906 "forward references to 'enum' types are a Microsoft extension">,
4907 InGroup<MicrosoftEnumForwardReference>;
4908 def ext_forward_ref_enum_def : Extension<
4909 "redeclaration of already-defined enum %0 is a GNU extension">,
4910 InGroup<GNURedeclaredEnum>;
4912 def err_redefinition_of_enumerator : Error<"redefinition of enumerator %0">;
4913 def err_duplicate_member : Error<"duplicate member %0">;
4914 def err_misplaced_ivar : Error<
4915 "instance variables may not be placed in %select{categories|class extension}0">;
4916 def warn_ivars_in_interface : Warning<
4917 "declaration of instance variables in the interface is deprecated">,
4918 InGroup<DiagGroup<"objc-interface-ivars">>, DefaultIgnore;
4919 def ext_enum_value_not_int : Extension<
4920 "ISO C restricts enumerator values to range of 'int' (%0 is too "
4921 "%select{small|large}1)">;
4922 def ext_enum_too_large : ExtWarn<
4923 "enumeration values exceed range of largest integer">, InGroup<EnumTooLarge>;
4924 def ext_enumerator_increment_too_large : ExtWarn<
4925 "incremented enumerator value %0 is not representable in the "
4926 "largest integer type">, InGroup<EnumTooLarge>;
4927 def warn_flag_enum_constant_out_of_range : Warning<
4928 "enumeration value %0 is out of range of flags in enumeration type %1">,
4931 def warn_illegal_constant_array_size : Extension<
4932 "size of static array must be an integer constant expression">;
4933 def err_vm_decl_in_file_scope : Error<
4934 "variably modified type declaration not allowed at file scope">;
4935 def err_vm_decl_has_extern_linkage : Error<
4936 "variably modified type declaration cannot have 'extern' linkage">;
4937 def err_typecheck_field_variable_size : Error<
4938 "fields must have a constant size: 'variable length array in structure' "
4939 "extension will never be supported">;
4940 def err_vm_func_decl : Error<
4941 "function declaration cannot have variably modified type">;
4942 def err_array_too_large : Error<
4943 "array is too large (%0 elements)">;
4945 def err_typecheck_negative_array_size : Error<"array size is negative">;
4946 def warn_typecheck_function_qualifiers_ignored : Warning<
4947 "'%0' qualifier on function type %1 has no effect">,
4948 InGroup<IgnoredQualifiers>;
4949 def warn_typecheck_function_qualifiers_unspecified : Warning<
4950 "'%0' qualifier on function type %1 has unspecified behavior">;
4951 def warn_typecheck_reference_qualifiers : Warning<
4952 "'%0' qualifier on reference type %1 has no effect">,
4953 InGroup<IgnoredQualifiers>;
4954 def err_typecheck_invalid_restrict_not_pointer : Error<
4955 "restrict requires a pointer or reference (%0 is invalid)">;
4956 def err_typecheck_invalid_restrict_not_pointer_noarg : Error<
4957 "restrict requires a pointer or reference">;
4958 def err_typecheck_invalid_restrict_invalid_pointee : Error<
4959 "pointer to function type %0 may not be 'restrict' qualified">;
4960 def ext_typecheck_zero_array_size : Extension<
4961 "zero size arrays are an extension">, InGroup<ZeroLengthArray>;
4962 def err_typecheck_zero_array_size : Error<
4963 "zero-length arrays are not permitted in C++">;
4964 def warn_typecheck_zero_static_array_size : Warning<
4965 "'static' has no effect on zero-length arrays">,
4966 InGroup<ArrayBounds>;
4967 def err_array_size_non_int : Error<"size of array has non-integer type %0">;
4968 def err_init_element_not_constant : Error<
4969 "initializer element is not a compile-time constant">;
4970 def ext_aggregate_init_not_constant : Extension<
4971 "initializer for aggregate is not a compile-time constant">, InGroup<C99>;
4972 def err_local_cant_init : Error<
4973 "'__local' variable cannot have an initializer">;
4974 def err_block_extern_cant_init : Error<
4975 "'extern' variable cannot have an initializer">;
4976 def warn_extern_init : Warning<"'extern' variable has an initializer">,
4977 InGroup<DiagGroup<"extern-initializer">>;
4978 def err_variable_object_no_init : Error<
4979 "variable-sized object may not be initialized">;
4980 def err_excess_initializers : Error<
4981 "excess elements in %select{array|vector|scalar|union|struct}0 initializer">;
4982 def ext_excess_initializers : ExtWarn<
4983 "excess elements in %select{array|vector|scalar|union|struct}0 initializer">;
4984 def err_excess_initializers_in_char_array_initializer : Error<
4985 "excess elements in char array initializer">;
4986 def ext_excess_initializers_in_char_array_initializer : ExtWarn<
4987 "excess elements in char array initializer">;
4988 def err_initializer_string_for_char_array_too_long : Error<
4989 "initializer-string for char array is too long">;
4990 def ext_initializer_string_for_char_array_too_long : ExtWarn<
4991 "initializer-string for char array is too long">;
4992 def warn_missing_field_initializers : Warning<
4993 "missing field %0 initializer">,
4994 InGroup<MissingFieldInitializers>, DefaultIgnore;
4995 def warn_braces_around_scalar_init : Warning<
4996 "braces around scalar initializer">, InGroup<DiagGroup<"braced-scalar-init">>;
4997 def ext_many_braces_around_scalar_init : ExtWarn<
4998 "too many braces around scalar initializer">,
4999 InGroup<DiagGroup<"many-braces-around-scalar-init">>, SFINAEFailure;
5000 def ext_complex_component_init : Extension<
5001 "complex initialization specifying real and imaginary components "
5002 "is an extension">, InGroup<DiagGroup<"complex-component-init">>;
5003 def err_empty_scalar_initializer : Error<"scalar initializer cannot be empty">;
5004 def warn_cxx98_compat_empty_scalar_initializer : Warning<
5005 "scalar initialized from empty initializer list is incompatible with C++98">,
5006 InGroup<CXX98Compat>, DefaultIgnore;
5007 def warn_cxx98_compat_reference_list_init : Warning<
5008 "reference initialized from initializer list is incompatible with C++98">,
5009 InGroup<CXX98Compat>, DefaultIgnore;
5010 def warn_cxx98_compat_initializer_list_init : Warning<
5011 "initialization of initializer_list object is incompatible with C++98">,
5012 InGroup<CXX98Compat>, DefaultIgnore;
5013 def warn_cxx98_compat_ctor_list_init : Warning<
5014 "constructor call from initializer list is incompatible with C++98">,
5015 InGroup<CXX98Compat>, DefaultIgnore;
5016 def err_illegal_initializer : Error<
5017 "illegal initializer (only variables can be initialized)">;
5018 def err_illegal_initializer_type : Error<"illegal initializer type %0">;
5019 def ext_init_list_type_narrowing : ExtWarn<
5020 "type %0 cannot be narrowed to %1 in initializer list">,
5021 InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
5022 def ext_init_list_variable_narrowing : ExtWarn<
5023 "non-constant-expression cannot be narrowed from type %0 to %1 in "
5024 "initializer list">, InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
5025 def ext_init_list_constant_narrowing : ExtWarn<
5026 "constant expression evaluates to %0 which cannot be narrowed to type %1">,
5027 InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
5028 def warn_init_list_type_narrowing : Warning<
5029 "type %0 cannot be narrowed to %1 in initializer list in C++11">,
5030 InGroup<CXX11Narrowing>, DefaultIgnore;
5031 def warn_init_list_variable_narrowing : Warning<
5032 "non-constant-expression cannot be narrowed from type %0 to %1 in "
5033 "initializer list in C++11">,
5034 InGroup<CXX11Narrowing>, DefaultIgnore;
5035 def warn_init_list_constant_narrowing : Warning<
5036 "constant expression evaluates to %0 which cannot be narrowed to type %1 in "
5038 InGroup<CXX11Narrowing>, DefaultIgnore;
5039 def note_init_list_narrowing_silence : Note<
5040 "insert an explicit cast to silence this issue">;
5041 def err_init_objc_class : Error<
5042 "cannot initialize Objective-C class type %0">;
5043 def err_implicit_empty_initializer : Error<
5044 "initializer for aggregate with no elements requires explicit braces">;
5045 def err_bitfield_has_negative_width : Error<
5046 "bit-field %0 has negative width (%1)">;
5047 def err_anon_bitfield_has_negative_width : Error<
5048 "anonymous bit-field has negative width (%0)">;
5049 def err_bitfield_has_zero_width : Error<"named bit-field %0 has zero width">;
5050 def err_bitfield_width_exceeds_type_width : Error<
5051 "width of bit-field %0 (%1 bits) exceeds %select{width|size}2 "
5052 "of its type (%3 bit%s3)">;
5053 def err_anon_bitfield_width_exceeds_type_width : Error<
5054 "width of anonymous bit-field (%0 bits) exceeds %select{width|size}1 "
5055 "of its type (%2 bit%s2)">;
5056 def err_incorrect_number_of_vector_initializers : Error<
5057 "number of elements must be either one or match the size of the vector">;
5059 // Used by C++ which allows bit-fields that are wider than the type.
5060 def warn_bitfield_width_exceeds_type_width: Warning<
5061 "width of bit-field %0 (%1 bits) exceeds the width of its type; value will "
5062 "be truncated to %2 bit%s2">, InGroup<BitFieldWidth>;
5063 def warn_anon_bitfield_width_exceeds_type_width : Warning<
5064 "width of anonymous bit-field (%0 bits) exceeds width of its type; value "
5065 "will be truncated to %1 bit%s1">, InGroup<BitFieldWidth>;
5066 def warn_bitfield_too_small_for_enum : Warning<
5067 "bit-field %0 is not wide enough to store all enumerators of %1">,
5068 InGroup<BitFieldEnumConversion>, DefaultIgnore;
5069 def note_widen_bitfield : Note<
5070 "widen this field to %0 bits to store all values of %1">;
5071 def warn_unsigned_bitfield_assigned_signed_enum : Warning<
5072 "assigning value of signed enum type %1 to unsigned bit-field %0; "
5073 "negative enumerators of enum %1 will be converted to positive values">,
5074 InGroup<BitFieldEnumConversion>, DefaultIgnore;
5075 def warn_signed_bitfield_enum_conversion : Warning<
5076 "signed bit-field %0 needs an extra bit to represent the largest positive "
5077 "enumerators of %1">,
5078 InGroup<BitFieldEnumConversion>, DefaultIgnore;
5079 def note_change_bitfield_sign : Note<
5080 "consider making the bitfield type %select{unsigned|signed}0">;
5082 def warn_missing_braces : Warning<
5083 "suggest braces around initialization of subobject">,
5084 InGroup<MissingBraces>, DefaultIgnore;
5086 def err_redefinition_of_label : Error<"redefinition of label %0">;
5087 def err_undeclared_label_use : Error<"use of undeclared label %0">;
5088 def err_goto_ms_asm_label : Error<
5089 "cannot jump from this goto statement to label %0 inside an inline assembly block">;
5090 def note_goto_ms_asm_label : Note<
5091 "inline assembly label %0 declared here">;
5092 def warn_unused_label : Warning<"unused label %0">,
5093 InGroup<UnusedLabel>, DefaultIgnore;
5095 def err_goto_into_protected_scope : Error<
5096 "cannot jump from this goto statement to its label">;
5097 def ext_goto_into_protected_scope : ExtWarn<
5098 "jump from this goto statement to its label is a Microsoft extension">,
5099 InGroup<MicrosoftGoto>;
5100 def warn_cxx98_compat_goto_into_protected_scope : Warning<
5101 "jump from this goto statement to its label is incompatible with C++98">,
5102 InGroup<CXX98Compat>, DefaultIgnore;
5103 def err_switch_into_protected_scope : Error<
5104 "cannot jump from switch statement to this case label">;
5105 def warn_cxx98_compat_switch_into_protected_scope : Warning<
5106 "jump from switch statement to this case label is incompatible with C++98">,
5107 InGroup<CXX98Compat>, DefaultIgnore;
5108 def err_indirect_goto_without_addrlabel : Error<
5109 "indirect goto in function with no address-of-label expressions">;
5110 def err_indirect_goto_in_protected_scope : Error<
5111 "cannot jump from this %select{indirect|asm}0 goto statement to one of its possible targets">;
5112 def warn_cxx98_compat_indirect_goto_in_protected_scope : Warning<
5113 "jump from this %select{indirect|asm}0 goto statement to one of its possible targets "
5114 "is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
5115 def note_indirect_goto_target : Note<
5116 "possible target of %select{indirect|asm}0 goto statement">;
5117 def note_protected_by_variable_init : Note<
5118 "jump bypasses variable initialization">;
5119 def note_protected_by_variable_nontriv_destructor : Note<
5120 "jump bypasses variable with a non-trivial destructor">;
5121 def note_protected_by_variable_non_pod : Note<
5122 "jump bypasses initialization of non-POD variable">;
5123 def note_protected_by_cleanup : Note<
5124 "jump bypasses initialization of variable with __attribute__((cleanup))">;
5125 def note_protected_by_vla_typedef : Note<
5126 "jump bypasses initialization of VLA typedef">;
5127 def note_protected_by_vla_type_alias : Note<
5128 "jump bypasses initialization of VLA type alias">;
5129 def note_protected_by_constexpr_if : Note<
5130 "jump enters controlled statement of constexpr if">;
5131 def note_protected_by_if_available : Note<
5132 "jump enters controlled statement of if available">;
5133 def note_protected_by_vla : Note<
5134 "jump bypasses initialization of variable length array">;
5135 def note_protected_by_objc_fast_enumeration : Note<
5136 "jump enters Objective-C fast enumeration loop">;
5137 def note_protected_by_objc_try : Note<
5138 "jump bypasses initialization of @try block">;
5139 def note_protected_by_objc_catch : Note<
5140 "jump bypasses initialization of @catch block">;
5141 def note_protected_by_objc_finally : Note<
5142 "jump bypasses initialization of @finally block">;
5143 def note_protected_by_objc_synchronized : Note<
5144 "jump bypasses initialization of @synchronized block">;
5145 def note_protected_by_objc_autoreleasepool : Note<
5146 "jump bypasses auto release push of @autoreleasepool block">;
5147 def note_protected_by_cxx_try : Note<
5148 "jump bypasses initialization of try block">;
5149 def note_protected_by_cxx_catch : Note<
5150 "jump bypasses initialization of catch block">;
5151 def note_protected_by_seh_try : Note<
5152 "jump bypasses initialization of __try block">;
5153 def note_protected_by_seh_except : Note<
5154 "jump bypasses initialization of __except block">;
5155 def note_protected_by_seh_finally : Note<
5156 "jump bypasses initialization of __finally block">;
5157 def note_protected_by___block : Note<
5158 "jump bypasses setup of __block variable">;
5159 def note_protected_by_objc_strong_init : Note<
5160 "jump bypasses initialization of __strong variable">;
5161 def note_protected_by_objc_weak_init : Note<
5162 "jump bypasses initialization of __weak variable">;
5163 def note_protected_by_non_trivial_c_struct_init : Note<
5164 "jump bypasses initialization of variable of non-trivial C struct type">;
5165 def note_enters_block_captures_cxx_obj : Note<
5166 "jump enters lifetime of block which captures a destructible C++ object">;
5167 def note_enters_block_captures_strong : Note<
5168 "jump enters lifetime of block which strongly captures a variable">;
5169 def note_enters_block_captures_weak : Note<
5170 "jump enters lifetime of block which weakly captures a variable">;
5171 def note_enters_block_captures_non_trivial_c_struct : Note<
5172 "jump enters lifetime of block which captures a C struct that is non-trivial "
5175 def note_exits_cleanup : Note<
5176 "jump exits scope of variable with __attribute__((cleanup))">;
5177 def note_exits_dtor : Note<
5178 "jump exits scope of variable with non-trivial destructor">;
5179 def note_exits_temporary_dtor : Note<
5180 "jump exits scope of lifetime-extended temporary with non-trivial "
5182 def note_exits___block : Note<
5183 "jump exits scope of __block variable">;
5184 def note_exits_objc_try : Note<
5185 "jump exits @try block">;
5186 def note_exits_objc_catch : Note<
5187 "jump exits @catch block">;
5188 def note_exits_objc_finally : Note<
5189 "jump exits @finally block">;
5190 def note_exits_objc_synchronized : Note<
5191 "jump exits @synchronized block">;
5192 def note_exits_cxx_try : Note<
5193 "jump exits try block">;
5194 def note_exits_cxx_catch : Note<
5195 "jump exits catch block">;
5196 def note_exits_seh_try : Note<
5197 "jump exits __try block">;
5198 def note_exits_seh_except : Note<
5199 "jump exits __except block">;
5200 def note_exits_seh_finally : Note<
5201 "jump exits __finally block">;
5202 def note_exits_objc_autoreleasepool : Note<
5203 "jump exits autoreleasepool block">;
5204 def note_exits_objc_strong : Note<
5205 "jump exits scope of __strong variable">;
5206 def note_exits_objc_weak : Note<
5207 "jump exits scope of __weak variable">;
5208 def note_exits_block_captures_cxx_obj : Note<
5209 "jump exits lifetime of block which captures a destructible C++ object">;
5210 def note_exits_block_captures_strong : Note<
5211 "jump exits lifetime of block which strongly captures a variable">;
5212 def note_exits_block_captures_weak : Note<
5213 "jump exits lifetime of block which weakly captures a variable">;
5214 def note_exits_block_captures_non_trivial_c_struct : Note<
5215 "jump exits lifetime of block which captures a C struct that is non-trivial "
5218 def err_func_returning_qualified_void : ExtWarn<
5219 "function cannot return qualified void type %0">,
5220 InGroup<DiagGroup<"qualified-void-return-type">>;
5221 def err_func_returning_array_function : Error<
5222 "function cannot return %select{array|function}0 type %1">;
5223 def err_field_declared_as_function : Error<"field %0 declared as a function">;
5224 def err_field_incomplete : Error<"field has incomplete type %0">;
5225 def ext_variable_sized_type_in_struct : ExtWarn<
5226 "field %0 with variable sized type %1 not at the end of a struct or class is"
5227 " a GNU extension">, InGroup<GNUVariableSizedTypeNotAtEnd>;
5229 def ext_c99_flexible_array_member : Extension<
5230 "flexible array members are a C99 feature">, InGroup<C99>;
5231 def err_flexible_array_virtual_base : Error<
5232 "flexible array member %0 not allowed in "
5233 "%select{struct|interface|union|class|enum}1 which has a virtual base class">;
5234 def err_flexible_array_empty_aggregate : Error<
5235 "flexible array member %0 not allowed in otherwise empty "
5236 "%select{struct|interface|union|class|enum}1">;
5237 def err_flexible_array_has_nontrivial_dtor : Error<
5238 "flexible array member %0 of type %1 with non-trivial destruction">;
5239 def ext_flexible_array_in_struct : Extension<
5240 "%0 may not be nested in a struct due to flexible array member">,
5241 InGroup<FlexibleArrayExtensions>;
5242 def ext_flexible_array_in_array : Extension<
5243 "%0 may not be used as an array element due to flexible array member">,
5244 InGroup<FlexibleArrayExtensions>;
5245 def err_flexible_array_init : Error<
5246 "initialization of flexible array member is not allowed">;
5247 def ext_flexible_array_empty_aggregate_ms : Extension<
5248 "flexible array member %0 in otherwise empty "
5249 "%select{struct|interface|union|class|enum}1 is a Microsoft extension">,
5250 InGroup<MicrosoftFlexibleArray>;
5251 def err_flexible_array_union : Error<
5252 "flexible array member %0 in a union is not allowed">;
5253 def ext_flexible_array_union_ms : Extension<
5254 "flexible array member %0 in a union is a Microsoft extension">,
5255 InGroup<MicrosoftFlexibleArray>;
5256 def ext_flexible_array_empty_aggregate_gnu : Extension<
5257 "flexible array member %0 in otherwise empty "
5258 "%select{struct|interface|union|class|enum}1 is a GNU extension">,
5259 InGroup<GNUEmptyStruct>;
5260 def ext_flexible_array_union_gnu : Extension<
5261 "flexible array member %0 in a union is a GNU extension">, InGroup<GNUFlexibleArrayUnionMember>;
5263 def err_flexible_array_not_at_end : Error<
5264 "flexible array member %0 with type %1 is not at the end of"
5265 " %select{struct|interface|union|class|enum}2">;
5266 def err_objc_variable_sized_type_not_at_end : Error<
5267 "field %0 with variable sized type %1 is not at the end of class">;
5268 def note_next_field_declaration : Note<
5269 "next field declaration is here">;
5270 def note_next_ivar_declaration : Note<
5271 "next %select{instance variable declaration|synthesized instance variable}0"
5273 def err_synthesize_variable_sized_ivar : Error<
5274 "synthesized property with variable size type %0"
5275 " requires an existing instance variable">;
5276 def err_flexible_array_arc_retainable : Error<
5277 "ARC forbids flexible array members with retainable object type">;
5278 def warn_variable_sized_ivar_visibility : Warning<
5279 "field %0 with variable sized type %1 is not visible to subclasses and"
5280 " can conflict with their instance variables">, InGroup<ObjCFlexibleArray>;
5281 def warn_superclass_variable_sized_type_not_at_end : Warning<
5282 "field %0 can overwrite instance variable %1 with variable sized type %2"
5283 " in superclass %3">, InGroup<ObjCFlexibleArray>;
5285 let CategoryName = "ARC Semantic Issue" in {
5287 // ARC-mode diagnostics.
5289 let CategoryName = "ARC Weak References" in {
5291 def err_arc_weak_no_runtime : Error<
5292 "cannot create __weak reference because the current deployment target "
5293 "does not support weak references">;
5294 def err_arc_weak_disabled : Error<
5295 "cannot create __weak reference in file using manual reference counting">;
5296 def err_synthesizing_arc_weak_property_disabled : Error<
5297 "cannot synthesize weak property in file using manual reference counting">;
5298 def err_synthesizing_arc_weak_property_no_runtime : Error<
5299 "cannot synthesize weak property because the current deployment target "
5300 "does not support weak references">;
5301 def err_arc_unsupported_weak_class : Error<
5302 "class is incompatible with __weak references">;
5303 def err_arc_weak_unavailable_assign : Error<
5304 "assignment of a weak-unavailable object to a __weak object">;
5305 def err_arc_weak_unavailable_property : Error<
5306 "synthesizing __weak instance variable of type %0, which does not "
5307 "support weak references">;
5308 def note_implemented_by_class : Note<
5309 "when implemented by class %0">;
5310 def err_arc_convesion_of_weak_unavailable : Error<
5311 "%select{implicit conversion|cast}0 of weak-unavailable object of type %1 to"
5312 " a __weak object of type %2">;
5314 } // end "ARC Weak References" category
5316 let CategoryName = "ARC Restrictions" in {
5318 def err_unavailable_in_arc : Error<
5319 "%0 is unavailable in ARC">;
5320 def note_arc_forbidden_type : Note<
5321 "declaration uses type that is ill-formed in ARC">;
5322 def note_performs_forbidden_arc_conversion : Note<
5323 "inline function performs a conversion which is forbidden in ARC">;
5324 def note_arc_init_returns_unrelated : Note<
5325 "init method must return a type related to its receiver type">;
5326 def note_arc_weak_disabled : Note<
5327 "declaration uses __weak, but ARC is disabled">;
5328 def note_arc_weak_no_runtime : Note<"declaration uses __weak, which "
5329 "the current deployment target does not support">;
5330 def note_arc_field_with_ownership : Note<
5331 "field has non-trivial ownership qualification">;
5333 def err_arc_illegal_explicit_message : Error<
5334 "ARC forbids explicit message send of %0">;
5335 def err_arc_unused_init_message : Error<
5336 "the result of a delegate init call must be immediately returned "
5337 "or assigned to 'self'">;
5338 def err_arc_mismatched_cast : Error<
5339 "%select{implicit conversion|cast}0 of "
5340 "%select{%2|a non-Objective-C pointer type %2|a block pointer|"
5341 "an Objective-C pointer|an indirect pointer to an Objective-C pointer}1"
5342 " to %3 is disallowed with ARC">;
5343 def err_arc_nolifetime_behavior : Error<
5344 "explicit ownership qualifier on cast result has no effect">;
5345 def err_arc_objc_object_in_tag : Error<
5346 "ARC forbids %select{Objective-C objects|blocks}0 in "
5347 "%select{struct|interface|union|<<ERROR>>|enum}1">;
5348 def err_arc_objc_property_default_assign_on_object : Error<
5349 "ARC forbids synthesizing a property of an Objective-C object "
5350 "with unspecified ownership or storage attribute">;
5351 def err_arc_illegal_selector : Error<
5352 "ARC forbids use of %0 in a @selector">;
5353 def err_arc_illegal_method_def : Error<
5354 "ARC forbids %select{implementation|synthesis}0 of %1">;
5355 def warn_arc_strong_pointer_objc_pointer : Warning<
5356 "method parameter of type %0 with no explicit ownership">,
5357 InGroup<DiagGroup<"explicit-ownership-type">>, DefaultIgnore;
5359 } // end "ARC Restrictions" category
5361 def err_arc_lost_method_convention : Error<
5362 "method was declared as %select{an 'alloc'|a 'copy'|an 'init'|a 'new'}0 "
5363 "method, but its implementation doesn't match because %select{"
5364 "its result type is not an object pointer|"
5365 "its result type is unrelated to its receiver type}1">;
5366 def note_arc_lost_method_convention : Note<"declaration in interface">;
5367 def err_arc_gained_method_convention : Error<
5368 "method implementation does not match its declaration">;
5369 def note_arc_gained_method_convention : Note<
5370 "declaration in interface is not in the '%select{alloc|copy|init|new}0' "
5371 "family because %select{its result type is not an object pointer|"
5372 "its result type is unrelated to its receiver type}1">;
5373 def err_typecheck_arc_assign_self : Error<
5374 "cannot assign to 'self' outside of a method in the init family">;
5375 def err_typecheck_arc_assign_self_class_method : Error<
5376 "cannot assign to 'self' in a class method">;
5377 def err_typecheck_arr_assign_enumeration : Error<
5378 "fast enumeration variables cannot be modified in ARC by default; "
5379 "declare the variable __strong to allow this">;
5380 def err_typecheck_arc_assign_externally_retained : Error<
5381 "variable declared with 'objc_externally_retained' "
5382 "cannot be modified in ARC">;
5383 def warn_arc_retained_assign : Warning<
5384 "assigning retained object to %select{weak|unsafe_unretained}0 "
5385 "%select{property|variable}1"
5386 "; object will be released after assignment">,
5387 InGroup<ARCUnsafeRetainedAssign>;
5388 def warn_arc_retained_property_assign : Warning<
5389 "assigning retained object to unsafe property"
5390 "; object will be released after assignment">,
5391 InGroup<ARCUnsafeRetainedAssign>;
5392 def warn_arc_literal_assign : Warning<
5393 "assigning %select{array literal|dictionary literal|numeric literal|boxed expression|<should not happen>|block literal}0"
5394 " to a weak %select{property|variable}1"
5395 "; object will be released after assignment">,
5396 InGroup<ARCUnsafeRetainedAssign>;
5397 def err_arc_new_array_without_ownership : Error<
5398 "'new' cannot allocate an array of %0 with no explicit ownership">;
5399 def err_arc_autoreleasing_var : Error<
5400 "%select{__block variables|global variables|fields|instance variables}0 cannot have "
5401 "__autoreleasing ownership">;
5402 def err_arc_autoreleasing_capture : Error<
5403 "cannot capture __autoreleasing variable in a "
5404 "%select{block|lambda by copy}0">;
5405 def err_arc_thread_ownership : Error<
5406 "thread-local variable has non-trivial ownership: type is %0">;
5407 def err_arc_indirect_no_ownership : Error<
5408 "%select{pointer|reference}1 to non-const type %0 with no explicit ownership">;
5409 def err_arc_array_param_no_ownership : Error<
5410 "must explicitly describe intended ownership of an object array parameter">;
5411 def err_arc_pseudo_dtor_inconstant_quals : Error<
5412 "pseudo-destructor destroys object of type %0 with inconsistently-qualified "
5414 def err_arc_init_method_unrelated_result_type : Error<
5415 "init methods must return a type related to the receiver type">;
5416 def err_arc_nonlocal_writeback : Error<
5417 "passing address of %select{non-local|non-scalar}0 object to "
5418 "__autoreleasing parameter for write-back">;
5419 def err_arc_method_not_found : Error<
5420 "no known %select{instance|class}1 method for selector %0">;
5421 def err_arc_receiver_forward_class : Error<
5422 "receiver %0 for class message is a forward declaration">;
5423 def err_arc_may_not_respond : Error<
5424 "no visible @interface for %0 declares the selector %1">;
5425 def err_arc_receiver_forward_instance : Error<
5426 "receiver type %0 for instance message is a forward declaration">;
5427 def warn_receiver_forward_instance : Warning<
5428 "receiver type %0 for instance message is a forward declaration">,
5429 InGroup<ForwardClassReceiver>, DefaultIgnore;
5430 def err_arc_collection_forward : Error<
5431 "collection expression type %0 is a forward declaration">;
5432 def err_arc_multiple_method_decl : Error<
5433 "multiple methods named %0 found with mismatched result, "
5434 "parameter type or attributes">;
5435 def warn_arc_lifetime_result_type : Warning<
5436 "ARC %select{unused|__unsafe_unretained|__strong|__weak|__autoreleasing}0 "
5437 "lifetime qualifier on return type is ignored">,
5438 InGroup<IgnoredQualifiers>;
5440 let CategoryName = "ARC Retain Cycle" in {
5442 def warn_arc_retain_cycle : Warning<
5443 "capturing %0 strongly in this block is likely to lead to a retain cycle">,
5444 InGroup<ARCRetainCycles>;
5445 def note_arc_retain_cycle_owner : Note<
5446 "block will be retained by %select{the captured object|an object strongly "
5447 "retained by the captured object}0">;
5449 } // end "ARC Retain Cycle" category
5451 def warn_arc_object_memaccess : Warning<
5452 "%select{destination for|source of}0 this %1 call is a pointer to "
5453 "ownership-qualified type %2">, InGroup<ARCNonPodMemAccess>;
5455 let CategoryName = "ARC and @properties" in {
5457 def err_arc_strong_property_ownership : Error<
5458 "existing instance variable %1 for strong property %0 may not be "
5459 "%select{|__unsafe_unretained||__weak}2">;
5460 def err_arc_assign_property_ownership : Error<
5461 "existing instance variable %1 for property %0 with %select{unsafe_unretained|assign}2 "
5462 "attribute must be __unsafe_unretained">;
5463 def err_arc_inconsistent_property_ownership : Error<
5464 "%select{|unsafe_unretained|strong|weak}1 property %0 may not also be "
5465 "declared %select{|__unsafe_unretained|__strong|__weak|__autoreleasing}2">;
5467 } // end "ARC and @properties" category
5469 def warn_block_capture_autoreleasing : Warning<
5470 "block captures an autoreleasing out-parameter, which may result in "
5471 "use-after-free bugs">,
5472 InGroup<BlockCaptureAutoReleasing>;
5473 def note_declare_parameter_strong : Note<
5474 "declare the parameter __strong or capture a __block __strong variable to "
5475 "keep values alive across autorelease pools">;
5477 def err_arc_atomic_ownership : Error<
5478 "cannot perform atomic operation on a pointer to type %0: type has "
5479 "non-trivial ownership">;
5481 let CategoryName = "ARC Casting Rules" in {
5483 def err_arc_bridge_cast_incompatible : Error<
5484 "incompatible types casting %0 to %1 with a %select{__bridge|"
5485 "__bridge_transfer|__bridge_retained}2 cast">;
5486 def err_arc_bridge_cast_wrong_kind : Error<
5487 "cast of %select{Objective-C|block|C}0 pointer type %1 to "
5488 "%select{Objective-C|block|C}2 pointer type %3 cannot use %select{__bridge|"
5489 "__bridge_transfer|__bridge_retained}4">;
5490 def err_arc_cast_requires_bridge : Error<
5491 "%select{cast|implicit conversion}0 of %select{Objective-C|block|C}1 "
5492 "pointer type %2 to %select{Objective-C|block|C}3 pointer type %4 "
5493 "requires a bridged cast">;
5494 def note_arc_bridge : Note<
5495 "use __bridge to convert directly (no change in ownership)">;
5496 def note_arc_cstyle_bridge : Note<
5497 "use __bridge with C-style cast to convert directly (no change in ownership)">;
5498 def note_arc_bridge_transfer : Note<
5499 "use %select{__bridge_transfer|CFBridgingRelease call}1 to transfer "
5500 "ownership of a +1 %0 into ARC">;
5501 def note_arc_cstyle_bridge_transfer : Note<
5502 "use __bridge_transfer with C-style cast to transfer "
5503 "ownership of a +1 %0 into ARC">;
5504 def note_arc_bridge_retained : Note<
5505 "use %select{__bridge_retained|CFBridgingRetain call}1 to make an "
5506 "ARC object available as a +1 %0">;
5507 def note_arc_cstyle_bridge_retained : Note<
5508 "use __bridge_retained with C-style cast to make an "
5509 "ARC object available as a +1 %0">;
5511 } // ARC Casting category
5513 } // ARC category name
5515 def err_flexible_array_init_needs_braces : Error<
5516 "flexible array requires brace-enclosed initializer">;
5517 def err_illegal_decl_array_of_functions : Error<
5518 "'%0' declared as array of functions of type %1">;
5519 def err_illegal_decl_array_incomplete_type : Error<
5520 "array has incomplete element type %0">;
5521 def err_illegal_message_expr_incomplete_type : Error<
5522 "Objective-C message has incomplete result type %0">;
5523 def err_illegal_decl_array_of_references : Error<
5524 "'%0' declared as array of references of type %1">;
5525 def err_decl_negative_array_size : Error<
5526 "'%0' declared as an array with a negative size">;
5527 def err_array_static_outside_prototype : Error<
5528 "%0 used in array declarator outside of function prototype">;
5529 def err_array_static_not_outermost : Error<
5530 "%0 used in non-outermost array type derivation">;
5531 def err_array_star_outside_prototype : Error<
5532 "star modifier used outside of function prototype">;
5533 def err_illegal_decl_pointer_to_reference : Error<
5534 "'%0' declared as a pointer to a reference of type %1">;
5535 def err_illegal_decl_mempointer_to_reference : Error<
5536 "'%0' declared as a member pointer to a reference of type %1">;
5537 def err_illegal_decl_mempointer_to_void : Error<
5538 "'%0' declared as a member pointer to void">;
5539 def err_illegal_decl_mempointer_in_nonclass : Error<
5540 "'%0' does not point into a class">;
5541 def err_mempointer_in_nonclass_type : Error<
5542 "member pointer refers into non-class type %0">;
5543 def err_reference_to_void : Error<"cannot form a reference to 'void'">;
5544 def err_nonfunction_block_type : Error<
5545 "block pointer to non-function type is invalid">;
5546 def err_return_block_has_expr : Error<"void block should not return a value">;
5547 def err_block_return_missing_expr : Error<
5548 "non-void block should return a value">;
5549 def err_func_def_incomplete_result : Error<
5550 "incomplete result type %0 in function definition">;
5551 def err_atomic_specifier_bad_type : Error<
5552 "_Atomic cannot be applied to "
5553 "%select{incomplete |array |function |reference |atomic |qualified |}0type "
5554 "%1 %select{||||||which is not trivially copyable}0">;
5557 def select_unary_expr_or_type_trait_kind : TextSubstitution<
5558 "%select{sizeof|alignof|vec_step|__builtin_omp_required_simd_align|"
5560 def ext_sizeof_alignof_function_type : Extension<
5561 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5562 "to a function type">, InGroup<PointerArith>;
5563 def ext_sizeof_alignof_void_type : Extension<
5564 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5565 "to a void type">, InGroup<PointerArith>;
5566 def err_opencl_sizeof_alignof_type : Error<
5567 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5569 def err_sizeof_alignof_incomplete_type : Error<
5570 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5571 "to an incomplete type %1">;
5572 def err_sizeof_alignof_function_type : Error<
5573 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5574 "to a function type">;
5575 def err_openmp_default_simd_align_expr : Error<
5576 "invalid application of '__builtin_omp_required_simd_align' to an expression, only type is allowed">;
5577 def err_sizeof_alignof_typeof_bitfield : Error<
5578 "invalid application of '%select{sizeof|alignof|typeof}0' to bit-field">;
5579 def err_alignof_member_of_incomplete_type : Error<
5580 "invalid application of 'alignof' to a field of a class still being defined">;
5581 def err_vecstep_non_scalar_vector_type : Error<
5582 "'vec_step' requires built-in scalar or vector type, %0 invalid">;
5583 def err_offsetof_incomplete_type : Error<
5584 "offsetof of incomplete type %0">;
5585 def err_offsetof_record_type : Error<
5586 "offsetof requires struct, union, or class type, %0 invalid">;
5587 def err_offsetof_array_type : Error<"offsetof requires array type, %0 invalid">;
5588 def ext_offsetof_non_pod_type : ExtWarn<"offset of on non-POD type %0">,
5589 InGroup<InvalidOffsetof>;
5590 def ext_offsetof_non_standardlayout_type : ExtWarn<
5591 "offset of on non-standard-layout type %0">, InGroup<InvalidOffsetof>;
5592 def err_offsetof_bitfield : Error<"cannot compute offset of bit-field %0">;
5593 def err_offsetof_field_of_virtual_base : Error<
5594 "invalid application of 'offsetof' to a field of a virtual base">;
5595 def warn_sub_ptr_zero_size_types : Warning<
5596 "subtraction of pointers to type %0 of zero size has undefined behavior">,
5597 InGroup<PointerArith>;
5598 def warn_pointer_arith_null_ptr : Warning<
5599 "performing pointer arithmetic on a null pointer has undefined behavior%select{| if the offset is nonzero}0">,
5600 InGroup<NullPointerArithmetic>, DefaultIgnore;
5601 def warn_gnu_null_ptr_arith : Warning<
5602 "arithmetic on a null pointer treated as a cast from integer to pointer is a GNU extension">,
5603 InGroup<NullPointerArithmetic>, DefaultIgnore;
5605 def warn_floatingpoint_eq : Warning<
5606 "comparing floating point with == or != is unsafe">,
5607 InGroup<DiagGroup<"float-equal">>, DefaultIgnore;
5609 def warn_remainder_division_by_zero : Warning<
5610 "%select{remainder|division}0 by zero is undefined">,
5612 def warn_shift_lhs_negative : Warning<"shifting a negative signed value is undefined">,
5613 InGroup<DiagGroup<"shift-negative-value">>;
5614 def warn_shift_negative : Warning<"shift count is negative">,
5615 InGroup<DiagGroup<"shift-count-negative">>;
5616 def warn_shift_gt_typewidth : Warning<"shift count >= width of type">,
5617 InGroup<DiagGroup<"shift-count-overflow">>;
5618 def warn_shift_result_gt_typewidth : Warning<
5619 "signed shift result (%0) requires %1 bits to represent, but %2 only has "
5620 "%3 bits">, InGroup<DiagGroup<"shift-overflow">>;
5621 def warn_shift_result_sets_sign_bit : Warning<
5622 "signed shift result (%0) sets the sign bit of the shift expression's "
5623 "type (%1) and becomes negative">,
5624 InGroup<DiagGroup<"shift-sign-overflow">>, DefaultIgnore;
5626 def warn_precedence_bitwise_rel : Warning<
5627 "%0 has lower precedence than %1; %1 will be evaluated first">,
5628 InGroup<Parentheses>;
5629 def note_precedence_bitwise_first : Note<
5630 "place parentheses around the %0 expression to evaluate it first">;
5631 def note_precedence_silence : Note<
5632 "place parentheses around the '%0' expression to silence this warning">;
5634 def warn_precedence_conditional : Warning<
5635 "operator '?:' has lower precedence than '%0'; '%0' will be evaluated first">,
5636 InGroup<Parentheses>;
5637 def note_precedence_conditional_first : Note<
5638 "place parentheses around the '?:' expression to evaluate it first">;
5640 def warn_logical_instead_of_bitwise : Warning<
5641 "use of logical '%0' with constant operand">,
5642 InGroup<DiagGroup<"constant-logical-operand">>;
5643 def note_logical_instead_of_bitwise_change_operator : Note<
5644 "use '%0' for a bitwise operation">;
5645 def note_logical_instead_of_bitwise_remove_constant : Note<
5646 "remove constant to silence this warning">;
5648 def warn_bitwise_op_in_bitwise_op : Warning<
5649 "'%0' within '%1'">, InGroup<BitwiseOpParentheses>;
5651 def warn_logical_and_in_logical_or : Warning<
5652 "'&&' within '||'">, InGroup<LogicalOpParentheses>;
5654 def warn_overloaded_shift_in_comparison :Warning<
5655 "overloaded operator %select{>>|<<}0 has higher precedence than "
5656 "comparison operator">,
5657 InGroup<OverloadedShiftOpParentheses>;
5658 def note_evaluate_comparison_first :Note<
5659 "place parentheses around comparison expression to evaluate it first">;
5661 def warn_addition_in_bitshift : Warning<
5662 "operator '%0' has lower precedence than '%1'; "
5663 "'%1' will be evaluated first">, InGroup<ShiftOpParentheses>;
5665 def warn_self_assignment_builtin : Warning<
5666 "explicitly assigning value of variable of type %0 to itself">,
5667 InGroup<SelfAssignment>, DefaultIgnore;
5668 def warn_self_assignment_overloaded : Warning<
5669 "explicitly assigning value of variable of type %0 to itself">,
5670 InGroup<SelfAssignmentOverloaded>, DefaultIgnore;
5671 def warn_self_move : Warning<
5672 "explicitly moving variable of type %0 to itself">,
5673 InGroup<SelfMove>, DefaultIgnore;
5675 def warn_redundant_move_on_return : Warning<
5676 "redundant move in return statement">,
5677 InGroup<RedundantMove>, DefaultIgnore;
5678 def warn_pessimizing_move_on_return : Warning<
5679 "moving a local object in a return statement prevents copy elision">,
5680 InGroup<PessimizingMove>, DefaultIgnore;
5681 def warn_pessimizing_move_on_initialization : Warning<
5682 "moving a temporary object prevents copy elision">,
5683 InGroup<PessimizingMove>, DefaultIgnore;
5684 def note_remove_move : Note<"remove std::move call here">;
5686 def warn_return_std_move : Warning<
5687 "local variable %0 will be copied despite being %select{returned|thrown}1 by name">,
5688 InGroup<ReturnStdMove>, DefaultIgnore;
5689 def note_add_std_move : Note<
5690 "call 'std::move' explicitly to avoid copying">;
5691 def warn_return_std_move_in_cxx11 : Warning<
5692 "prior to the resolution of a defect report against ISO C++11, "
5693 "local variable %0 would have been copied despite being returned by name, "
5694 "due to its not matching the function return type%diff{ ($ vs $)|}1,2">,
5695 InGroup<ReturnStdMoveInCXX11>, DefaultIgnore;
5696 def note_add_std_move_in_cxx11 : Note<
5697 "call 'std::move' explicitly to avoid copying on older compilers">;
5699 def warn_string_plus_int : Warning<
5700 "adding %0 to a string does not append to the string">,
5701 InGroup<StringPlusInt>;
5702 def warn_string_plus_char : Warning<
5703 "adding %0 to a string pointer does not append to the string">,
5704 InGroup<StringPlusChar>;
5705 def note_string_plus_scalar_silence : Note<
5706 "use array indexing to silence this warning">;
5708 def warn_sizeof_array_param : Warning<
5709 "sizeof on array function parameter will return size of %0 instead of %1">,
5710 InGroup<SizeofArrayArgument>;
5712 def warn_sizeof_array_decay : Warning<
5713 "sizeof on pointer operation will return size of %0 instead of %1">,
5714 InGroup<SizeofArrayDecay>;
5716 def err_sizeof_nonfragile_interface : Error<
5717 "application of '%select{alignof|sizeof}1' to interface %0 is "
5718 "not supported on this architecture and platform">;
5719 def err_atdef_nonfragile_interface : Error<
5720 "use of @defs is not supported on this architecture and platform">;
5721 def err_subscript_nonfragile_interface : Error<
5722 "subscript requires size of interface %0, which is not constant for "
5723 "this architecture and platform">;
5725 def err_arithmetic_nonfragile_interface : Error<
5726 "arithmetic on pointer to interface %0, which is not a constant size for "
5727 "this architecture and platform">;
5730 def ext_subscript_non_lvalue : Extension<
5731 "ISO C90 does not allow subscripting non-lvalue array">;
5732 def err_typecheck_subscript_value : Error<
5733 "subscripted value is not an array, pointer, or vector">;
5734 def err_typecheck_subscript_not_integer : Error<
5735 "array subscript is not an integer">;
5736 def err_subscript_function_type : Error<
5737 "subscript of pointer to function type %0">;
5738 def err_subscript_incomplete_type : Error<
5739 "subscript of pointer to incomplete type %0">;
5740 def err_dereference_incomplete_type : Error<
5741 "dereference of pointer to incomplete type %0">;
5742 def ext_gnu_subscript_void_type : Extension<
5743 "subscript of a pointer to void is a GNU extension">, InGroup<PointerArith>;
5744 def err_typecheck_member_reference_struct_union : Error<
5745 "member reference base type %0 is not a structure or union">;
5746 def err_typecheck_member_reference_ivar : Error<
5747 "%0 does not have a member named %1">;
5748 def err_arc_weak_ivar_access : Error<
5749 "dereferencing a __weak pointer is not allowed due to possible "
5750 "null value caused by race condition, assign it to strong variable first">;
5751 def err_typecheck_member_reference_arrow : Error<
5752 "member reference type %0 is not a pointer">;
5753 def err_typecheck_member_reference_suggestion : Error<
5754 "member reference type %0 is %select{a|not a}1 pointer; did you mean to use '%select{->|.}1'?">;
5755 def note_typecheck_member_reference_suggestion : Note<
5756 "did you mean to use '.' instead?">;
5757 def note_member_reference_arrow_from_operator_arrow : Note<
5758 "'->' applied to return value of the operator->() declared here">;
5759 def err_typecheck_member_reference_type : Error<
5760 "cannot refer to type member %0 in %1 with '%select{.|->}2'">;
5761 def err_typecheck_member_reference_unknown : Error<
5762 "cannot refer to member %0 in %1 with '%select{.|->}2'">;
5763 def err_member_reference_needs_call : Error<
5764 "base of member reference is a function; perhaps you meant to call "
5765 "it%select{| with no arguments}0?">;
5766 def warn_subscript_is_char : Warning<"array subscript is of type 'char'">,
5767 InGroup<CharSubscript>, DefaultIgnore;
5769 def err_typecheck_incomplete_tag : Error<"incomplete definition of type %0">;
5770 def err_no_member : Error<"no member named %0 in %1">;
5771 def err_no_member_overloaded_arrow : Error<
5772 "no member named %0 in %1; did you mean to use '->' instead of '.'?">;
5774 def err_member_not_yet_instantiated : Error<
5775 "no member %0 in %1; it has not yet been instantiated">;
5776 def note_non_instantiated_member_here : Note<
5777 "not-yet-instantiated member is declared here">;
5779 def err_enumerator_does_not_exist : Error<
5780 "enumerator %0 does not exist in instantiation of %1">;
5781 def note_enum_specialized_here : Note<
5782 "enum %0 was explicitly specialized here">;
5784 def err_specialization_not_primary_template : Error<
5785 "cannot reference member of primary template because deduced class "
5786 "template specialization %0 is %select{instantiated from a partial|"
5787 "an explicit}1 specialization">;
5789 def err_member_redeclared : Error<"class member cannot be redeclared">;
5790 def ext_member_redeclared : ExtWarn<"class member cannot be redeclared">,
5791 InGroup<RedeclaredClassMember>;
5792 def err_member_redeclared_in_instantiation : Error<
5793 "multiple overloads of %0 instantiate to the same signature %1">;
5794 def err_member_name_of_class : Error<"member %0 has the same name as its class">;
5795 def err_member_def_undefined_record : Error<
5796 "out-of-line definition of %0 from class %1 without definition">;
5797 def err_member_decl_does_not_match : Error<
5798 "out-of-line %select{declaration|definition}2 of %0 "
5799 "does not match any declaration in %1">;
5800 def err_friend_decl_with_def_arg_must_be_def : Error<
5801 "friend declaration specifying a default argument must be a definition">;
5802 def err_friend_decl_with_def_arg_redeclared : Error<
5803 "friend declaration specifying a default argument must be the only declaration">;
5804 def err_friend_decl_does_not_match : Error<
5805 "friend declaration of %0 does not match any declaration in %1">;
5806 def err_member_decl_does_not_match_suggest : Error<
5807 "out-of-line %select{declaration|definition}2 of %0 "
5808 "does not match any declaration in %1; did you mean %3?">;
5809 def err_member_def_does_not_match_ret_type : Error<
5810 "return type of out-of-line definition of %q0 differs from "
5811 "that in the declaration">;
5812 def err_nonstatic_member_out_of_line : Error<
5813 "non-static data member defined out-of-line">;
5814 def err_qualified_typedef_declarator : Error<
5815 "typedef declarator cannot be qualified">;
5816 def err_qualified_param_declarator : Error<
5817 "parameter declarator cannot be qualified">;
5818 def ext_out_of_line_declaration : ExtWarn<
5819 "out-of-line declaration of a member must be a definition">,
5820 InGroup<OutOfLineDeclaration>, DefaultError;
5821 def err_member_extra_qualification : Error<
5822 "extra qualification on member %0">;
5823 def warn_member_extra_qualification : Warning<
5824 err_member_extra_qualification.Text>, InGroup<MicrosoftExtraQualification>;
5825 def warn_namespace_member_extra_qualification : Warning<
5826 "extra qualification on member %0">,
5827 InGroup<DiagGroup<"extra-qualification">>;
5828 def err_member_qualification : Error<
5829 "non-friend class member %0 cannot have a qualified name">;
5830 def note_member_def_close_match : Note<"member declaration nearly matches">;
5831 def note_member_def_close_const_match : Note<
5832 "member declaration does not match because "
5833 "it %select{is|is not}0 const qualified">;
5834 def note_member_def_close_param_match : Note<
5835 "type of %ordinal0 parameter of member declaration does not match definition"
5836 "%diff{ ($ vs $)|}1,2">;
5837 def note_local_decl_close_match : Note<"local declaration nearly matches">;
5838 def note_local_decl_close_param_match : Note<
5839 "type of %ordinal0 parameter of local declaration does not match definition"
5840 "%diff{ ($ vs $)|}1,2">;
5841 def err_typecheck_ivar_variable_size : Error<
5842 "instance variables must have a constant size">;
5843 def err_ivar_reference_type : Error<
5844 "instance variables cannot be of reference type">;
5845 def err_typecheck_illegal_increment_decrement : Error<
5846 "cannot %select{decrement|increment}1 value of type %0">;
5847 def err_typecheck_expect_int : Error<
5848 "used type %0 where integer is required">;
5849 def err_typecheck_arithmetic_incomplete_type : Error<
5850 "arithmetic on a pointer to an incomplete type %0">;
5851 def err_typecheck_pointer_arith_function_type : Error<
5852 "arithmetic on%select{ a|}0 pointer%select{|s}0 to%select{ the|}2 "
5853 "function type%select{|s}2 %1%select{| and %3}2">;
5854 def err_typecheck_pointer_arith_void_type : Error<
5855 "arithmetic on%select{ a|}0 pointer%select{|s}0 to void">;
5856 def err_typecheck_decl_incomplete_type : Error<
5857 "variable has incomplete type %0">;
5858 def ext_typecheck_decl_incomplete_type : ExtWarn<
5859 "tentative definition of variable with internal linkage has incomplete non-array type %0">,
5860 InGroup<DiagGroup<"tentative-definition-incomplete-type">>;
5861 def err_tentative_def_incomplete_type : Error<
5862 "tentative definition has type %0 that is never completed">;
5863 def warn_tentative_incomplete_array : Warning<
5864 "tentative array definition assumed to have one element">;
5865 def err_typecheck_incomplete_array_needs_initializer : Error<
5866 "definition of variable with array type needs an explicit size "
5867 "or an initializer">;
5868 def err_array_init_not_init_list : Error<
5869 "array initializer must be an initializer "
5870 "list%select{| or string literal| or wide string literal}0">;
5871 def err_array_init_narrow_string_into_wchar : Error<
5872 "initializing wide char array with non-wide string literal">;
5873 def err_array_init_wide_string_into_char : Error<
5874 "initializing char array with wide string literal">;
5875 def err_array_init_incompat_wide_string_into_wchar : Error<
5876 "initializing wide char array with incompatible wide string literal">;
5877 def err_array_init_plain_string_into_char8_t : Error<
5878 "initializing 'char8_t' array with plain string literal">;
5879 def note_array_init_plain_string_into_char8_t : Note<
5880 "add 'u8' prefix to form a 'char8_t' string literal">;
5881 def err_array_init_utf8_string_into_char : Error<
5882 "%select{|ISO C++20 does not permit }0initialization of char array with "
5883 "UTF-8 string literal%select{ is not permitted by '-fchar8_t'|}0">;
5884 def warn_cxx2a_compat_utf8_string : Warning<
5885 "type of UTF-8 string literal will change from array of const char to "
5886 "array of const char8_t in C++2a">, InGroup<CXX2aCompat>, DefaultIgnore;
5887 def note_cxx2a_compat_utf8_string_remove_u8 : Note<
5888 "remove 'u8' prefix to avoid a change of behavior; "
5889 "Clang encodes unprefixed narrow string literals as UTF-8">;
5890 def err_array_init_different_type : Error<
5891 "cannot initialize array %diff{of type $ with array of type $|"
5892 "with different type of array}0,1">;
5893 def err_array_init_non_constant_array : Error<
5894 "cannot initialize array %diff{of type $ with non-constant array of type $|"
5895 "with different type of array}0,1">;
5896 def ext_array_init_copy : Extension<
5897 "initialization of an array "
5898 "%diff{of type $ from a compound literal of type $|"
5899 "from a compound literal}0,1 is a GNU extension">, InGroup<GNUCompoundLiteralInitializer>;
5900 // This is intentionally not disabled by -Wno-gnu.
5901 def ext_array_init_parens : ExtWarn<
5902 "parenthesized initialization of a member array is a GNU extension">,
5903 InGroup<DiagGroup<"gnu-array-member-paren-init">>, DefaultError;
5904 def warn_deprecated_string_literal_conversion : Warning<
5905 "conversion from string literal to %0 is deprecated">,
5906 InGroup<CXX11CompatDeprecatedWritableStr>;
5907 def ext_deprecated_string_literal_conversion : ExtWarn<
5908 "ISO C++11 does not allow conversion from string literal to %0">,
5909 InGroup<WritableStrings>, SFINAEFailure;
5910 def err_realimag_invalid_type : Error<"invalid type %0 to %1 operator">;
5911 def err_typecheck_sclass_fscope : Error<
5912 "illegal storage class on file-scoped variable">;
5913 def warn_standalone_specifier : Warning<"'%0' ignored on this declaration">,
5914 InGroup<MissingDeclarations>;
5915 def ext_standalone_specifier : ExtWarn<"'%0' is not permitted on a declaration "
5916 "of a type">, InGroup<MissingDeclarations>;
5917 def err_standalone_class_nested_name_specifier : Error<
5918 "forward declaration of %select{class|struct|interface|union|enum}0 cannot "
5919 "have a nested name specifier">;
5920 def err_typecheck_sclass_func : Error<"illegal storage class on function">;
5921 def err_static_block_func : Error<
5922 "function declared in block scope cannot have 'static' storage class">;
5923 def err_typecheck_address_of : Error<"address of %select{bit-field"
5924 "|vector element|property expression|register variable}0 requested">;
5925 def ext_typecheck_addrof_void : Extension<
5926 "ISO C forbids taking the address of an expression of type 'void'">;
5927 def err_unqualified_pointer_member_function : Error<
5928 "must explicitly qualify name of member function when taking its address">;
5929 def err_invalid_form_pointer_member_function : Error<
5930 "cannot create a non-constant pointer to member function">;
5931 def err_address_of_function_with_pass_object_size_params: Error<
5932 "cannot take address of function %0 because parameter %1 has "
5933 "pass_object_size attribute">;
5934 def err_parens_pointer_member_function : Error<
5935 "cannot parenthesize the name of a method when forming a member pointer">;
5936 def err_typecheck_invalid_lvalue_addrof_addrof_function : Error<
5937 "extra '&' taking address of overloaded function">;
5938 def err_typecheck_invalid_lvalue_addrof : Error<
5939 "cannot take the address of an rvalue of type %0">;
5940 def ext_typecheck_addrof_temporary : ExtWarn<
5941 "taking the address of a temporary object of type %0">,
5942 InGroup<AddressOfTemporary>, DefaultError;
5943 def err_typecheck_addrof_temporary : Error<
5944 "taking the address of a temporary object of type %0">;
5945 def err_typecheck_addrof_dtor : Error<
5946 "taking the address of a destructor">;
5947 def err_typecheck_unary_expr : Error<
5948 "invalid argument type %0 to unary expression">;
5949 def err_typecheck_indirection_requires_pointer : Error<
5950 "indirection requires pointer operand (%0 invalid)">;
5951 def ext_typecheck_indirection_through_void_pointer : ExtWarn<
5952 "ISO C++ does not allow indirection on operand of type %0">,
5953 InGroup<DiagGroup<"void-ptr-dereference">>;
5954 def warn_indirection_through_null : Warning<
5955 "indirection of non-volatile null pointer will be deleted, not trap">,
5956 InGroup<NullDereference>;
5957 def warn_binding_null_to_reference : Warning<
5958 "binding dereferenced null pointer to reference has undefined behavior">,
5959 InGroup<NullDereference>;
5960 def note_indirection_through_null : Note<
5961 "consider using __builtin_trap() or qualifying pointer with 'volatile'">;
5962 def warn_pointer_indirection_from_incompatible_type : Warning<
5963 "dereference of type %1 that was reinterpret_cast from type %0 has undefined "
5965 InGroup<UndefinedReinterpretCast>, DefaultIgnore;
5966 def warn_taking_address_of_packed_member : Warning<
5967 "taking address of packed member %0 of class or structure %q1 may result in an unaligned pointer value">,
5968 InGroup<DiagGroup<"address-of-packed-member">>;
5970 def err_objc_object_assignment : Error<
5971 "cannot assign to class object (%0 invalid)">;
5972 def err_typecheck_invalid_operands : Error<
5973 "invalid operands to binary expression (%0 and %1)">;
5974 def note_typecheck_invalid_operands_converted : Note<
5975 "%select{first|second}0 operand was implicitly converted to type %1">;
5976 def err_typecheck_logical_vector_expr_gnu_cpp_restrict : Error<
5977 "logical expression with vector %select{type %1 and non-vector type %2|types"
5978 " %1 and %2}0 is only supported in C++">;
5979 def err_typecheck_sub_ptr_compatible : Error<
5980 "%diff{$ and $ are not pointers to compatible types|"
5981 "pointers to incompatible types}0,1">;
5982 def ext_typecheck_ordered_comparison_of_pointer_integer : ExtWarn<
5983 "ordered comparison between pointer and integer (%0 and %1)">;
5984 def ext_typecheck_ordered_comparison_of_pointer_and_zero : Extension<
5985 "ordered comparison between pointer and zero (%0 and %1) is an extension">;
5986 def err_typecheck_ordered_comparison_of_pointer_and_zero : Error<
5987 "ordered comparison between pointer and zero (%0 and %1)">;
5988 def ext_typecheck_ordered_comparison_of_function_pointers : ExtWarn<
5989 "ordered comparison of function pointers (%0 and %1)">,
5990 InGroup<DiagGroup<"ordered-compare-function-pointers">>;
5991 def ext_typecheck_comparison_of_fptr_to_void : Extension<
5992 "equality comparison between function pointer and void pointer (%0 and %1)">;
5993 def err_typecheck_comparison_of_fptr_to_void : Error<
5994 "equality comparison between function pointer and void pointer (%0 and %1)">;
5995 def ext_typecheck_comparison_of_pointer_integer : ExtWarn<
5996 "comparison between pointer and integer (%0 and %1)">,
5997 InGroup<DiagGroup<"pointer-integer-compare">>;
5998 def err_typecheck_comparison_of_pointer_integer : Error<
5999 "comparison between pointer and integer (%0 and %1)">;
6000 def ext_typecheck_comparison_of_distinct_pointers : ExtWarn<
6001 "comparison of distinct pointer types%diff{ ($ and $)|}0,1">,
6002 InGroup<CompareDistinctPointerType>;
6003 def ext_typecheck_cond_incompatible_operands : ExtWarn<
6004 "incompatible operand types (%0 and %1)">;
6005 def err_cond_voidptr_arc : Error <
6006 "operands to conditional of types%diff{ $ and $|}0,1 are incompatible "
6008 def err_typecheck_comparison_of_distinct_pointers : Error<
6009 "comparison of distinct pointer types%diff{ ($ and $)|}0,1">;
6010 def err_typecheck_op_on_nonoverlapping_address_space_pointers : Error<
6011 "%select{comparison between %diff{ ($ and $)|}0,1"
6012 "|arithmetic operation with operands of type %diff{ ($ and $)|}0,1"
6013 "|conditional operator with the second and third operands of type "
6014 "%diff{ ($ and $)|}0,1}2"
6015 " which are pointers to non-overlapping address spaces">;
6017 def err_typecheck_assign_const : Error<
6019 "cannot assign to return value because function %1 returns a const value|"
6020 "cannot assign to variable %1 with const-qualified type %2|"
6021 "cannot assign to %select{non-|}1static data member %2 "
6022 "with const-qualified type %3|"
6023 "cannot assign to non-static data member within const member function %1|"
6024 "cannot assign to %select{variable %2|non-static data member %2|lvalue}1 "
6025 "with %select{|nested }3const-qualified data member %4|"
6026 "read-only variable is not assignable}0">;
6028 def note_typecheck_assign_const : Note<
6030 "function %1 which returns const-qualified type %2 declared here|"
6031 "variable %1 declared const here|"
6032 "%select{non-|}1static data member %2 declared const here|"
6033 "member function %q1 is declared const here|"
6034 "%select{|nested }1data member %2 declared const here}0">;
6036 def warn_unsigned_always_true_comparison : Warning<
6037 "result of comparison of %select{%3|unsigned expression}0 %2 "
6038 "%select{unsigned expression|%3}0 is always %4">,
6039 InGroup<TautologicalUnsignedZeroCompare>, DefaultIgnore;
6040 def warn_unsigned_enum_always_true_comparison : Warning<
6041 "result of comparison of %select{%3|unsigned enum expression}0 %2 "
6042 "%select{unsigned enum expression|%3}0 is always %4">,
6043 InGroup<TautologicalUnsignedEnumZeroCompare>, DefaultIgnore;
6044 def warn_tautological_constant_compare : Warning<
6045 "result of comparison %select{%3|%1}0 %2 "
6046 "%select{%1|%3}0 is always %4">,
6047 InGroup<TautologicalTypeLimitCompare>, DefaultIgnore;
6048 def warn_tautological_compare_objc_bool : Warning<
6049 "result of comparison of constant %0 with expression of type BOOL"
6050 " is always %1, as the only well defined values for BOOL are YES and NO">,
6051 InGroup<TautologicalObjCBoolCompare>;
6053 def warn_mixed_sign_comparison : Warning<
6054 "comparison of integers of different signs: %0 and %1">,
6055 InGroup<SignCompare>, DefaultIgnore;
6056 def warn_out_of_range_compare : Warning<
6057 "result of comparison of %select{constant %0|true|false}1 with "
6058 "%select{expression of type %2|boolean expression}3 is always %4">,
6059 InGroup<TautologicalOutOfRangeCompare>;
6060 def warn_tautological_bool_compare : Warning<warn_out_of_range_compare.Text>,
6061 InGroup<TautologicalConstantCompare>;
6062 def warn_comparison_of_mixed_enum_types : Warning<
6063 "comparison of two values with different enumeration types"
6064 "%diff{ ($ and $)|}0,1">,
6065 InGroup<EnumCompare>;
6066 def warn_comparison_of_mixed_enum_types_switch : Warning<
6067 "comparison of two values with different enumeration types in switch statement"
6068 "%diff{ ($ and $)|}0,1">,
6069 InGroup<EnumCompareSwitch>;
6070 def warn_null_in_arithmetic_operation : Warning<
6071 "use of NULL in arithmetic operation">,
6072 InGroup<NullArithmetic>;
6073 def warn_null_in_comparison_operation : Warning<
6074 "comparison between NULL and non-pointer "
6075 "%select{(%1 and NULL)|(NULL and %1)}0">,
6076 InGroup<NullArithmetic>;
6077 def err_shift_rhs_only_vector : Error<
6078 "requested shift is a vector of type %0 but the first operand is not a "
6081 def warn_logical_not_on_lhs_of_check : Warning<
6082 "logical not is only applied to the left hand side of this "
6083 "%select{comparison|bitwise operator}0">,
6084 InGroup<LogicalNotParentheses>;
6085 def note_logical_not_fix : Note<
6086 "add parentheses after the '!' to evaluate the "
6087 "%select{comparison|bitwise operator}0 first">;
6088 def note_logical_not_silence_with_parens : Note<
6089 "add parentheses around left hand side expression to silence this warning">;
6091 def err_invalid_this_use : Error<
6092 "invalid use of 'this' outside of a non-static member function">;
6093 def err_this_static_member_func : Error<
6094 "'this' cannot be%select{| implicitly}0 used in a static member function "
6096 def err_invalid_member_use_in_static_method : Error<
6097 "invalid use of member %0 in static member function">;
6098 def err_invalid_qualified_function_type : Error<
6099 "%select{non-member function|static member function|deduction guide}0 "
6100 "%select{of type %2 |}1cannot have '%3' qualifier">;
6101 def err_compound_qualified_function_type : Error<
6102 "%select{block pointer|pointer|reference}0 to function type %select{%2 |}1"
6103 "cannot have '%3' qualifier">;
6105 def err_ref_qualifier_overload : Error<
6106 "cannot overload a member function %select{without a ref-qualifier|with "
6107 "ref-qualifier '&'|with ref-qualifier '&&'}0 with a member function %select{"
6108 "without a ref-qualifier|with ref-qualifier '&'|with ref-qualifier '&&'}1">;
6110 def err_invalid_non_static_member_use : Error<
6111 "invalid use of non-static data member %0">;
6112 def err_nested_non_static_member_use : Error<
6113 "%select{call to non-static member function|use of non-static data member}0 "
6114 "%2 of %1 from nested type %3">;
6115 def warn_cxx98_compat_non_static_member_use : Warning<
6116 "use of non-static data member %0 in an unevaluated context is "
6117 "incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
6118 def err_invalid_incomplete_type_use : Error<
6119 "invalid use of incomplete type %0">;
6120 def err_builtin_func_cast_more_than_one_arg : Error<
6121 "function-style cast to a builtin type can only take one argument">;
6122 def err_value_init_for_array_type : Error<
6123 "array types cannot be value-initialized">;
6124 def err_init_for_function_type : Error<
6125 "cannot create object of function type %0">;
6126 def warn_format_nonliteral_noargs : Warning<
6127 "format string is not a string literal (potentially insecure)">,
6128 InGroup<FormatSecurity>;
6129 def warn_format_nonliteral : Warning<
6130 "format string is not a string literal">,
6131 InGroup<FormatNonLiteral>, DefaultIgnore;
6133 def err_unexpected_interface : Error<
6134 "unexpected interface name %0: expected expression">;
6135 def err_ref_non_value : Error<"%0 does not refer to a value">;
6136 def err_ref_vm_type : Error<
6137 "cannot refer to declaration with a variably modified type inside block">;
6138 def err_ref_flexarray_type : Error<
6139 "cannot refer to declaration of structure variable with flexible array member "
6141 def err_ref_array_type : Error<
6142 "cannot refer to declaration with an array type inside block">;
6143 def err_property_not_found : Error<
6144 "property %0 not found on object of type %1">;
6145 def err_invalid_property_name : Error<
6146 "%0 is not a valid property name (accessing an object of type %1)">;
6147 def err_getter_not_found : Error<
6148 "no getter method for read from property">;
6149 def err_objc_subscript_method_not_found : Error<
6150 "expected method to %select{read|write}1 %select{dictionary|array}2 element not "
6151 "found on object of type %0">;
6152 def err_objc_subscript_index_type : Error<
6153 "method index parameter type %0 is not integral type">;
6154 def err_objc_subscript_key_type : Error<
6155 "method key parameter type %0 is not object type">;
6156 def err_objc_subscript_dic_object_type : Error<
6157 "method object parameter type %0 is not object type">;
6158 def err_objc_subscript_object_type : Error<
6159 "cannot assign to this %select{dictionary|array}1 because assigning method's "
6160 "2nd parameter of type %0 is not an Objective-C pointer type">;
6161 def err_objc_subscript_base_type : Error<
6162 "%select{dictionary|array}1 subscript base type %0 is not an Objective-C object">;
6163 def err_objc_multiple_subscript_type_conversion : Error<
6164 "indexing expression is invalid because subscript type %0 has "
6165 "multiple type conversion functions">;
6166 def err_objc_subscript_type_conversion : Error<
6167 "indexing expression is invalid because subscript type %0 is not an integral"
6168 " or Objective-C pointer type">;
6169 def err_objc_subscript_pointer : Error<
6170 "indexing expression is invalid because subscript type %0 is not an"
6171 " Objective-C pointer">;
6172 def err_objc_indexing_method_result_type : Error<
6173 "method for accessing %select{dictionary|array}1 element must have Objective-C"
6174 " object return type instead of %0">;
6175 def err_objc_index_incomplete_class_type : Error<
6176 "Objective-C index expression has incomplete class type %0">;
6177 def err_illegal_container_subscripting_op : Error<
6178 "illegal operation on Objective-C container subscripting">;
6179 def err_property_not_found_forward_class : Error<
6180 "property %0 cannot be found in forward class object %1">;
6181 def err_property_not_as_forward_class : Error<
6182 "property %0 refers to an incomplete Objective-C class %1 "
6183 "(with no @interface available)">;
6184 def note_forward_class : Note<
6185 "forward declaration of class here">;
6186 def err_duplicate_property : Error<
6187 "property has a previous declaration">;
6188 def ext_gnu_void_ptr : Extension<
6189 "arithmetic on%select{ a|}0 pointer%select{|s}0 to void is a GNU extension">,
6190 InGroup<PointerArith>;
6191 def ext_gnu_ptr_func_arith : Extension<
6192 "arithmetic on%select{ a|}0 pointer%select{|s}0 to%select{ the|}2 function "
6193 "type%select{|s}2 %1%select{| and %3}2 is a GNU extension">,
6194 InGroup<PointerArith>;
6195 def err_readonly_message_assignment : Error<
6196 "assigning to 'readonly' return result of an Objective-C message not allowed">;
6197 def ext_integer_increment_complex : Extension<
6198 "ISO C does not support '++'/'--' on complex integer type %0">;
6199 def ext_integer_complement_complex : Extension<
6200 "ISO C does not support '~' for complex conjugation of %0">;
6201 def err_nosetter_property_assignment : Error<
6202 "%select{assignment to readonly property|"
6203 "no setter method %1 for assignment to property}0">;
6204 def err_nosetter_property_incdec : Error<
6205 "%select{%select{increment|decrement}1 of readonly property|"
6206 "no setter method %2 for %select{increment|decrement}1 of property}0">;
6207 def err_nogetter_property_compound_assignment : Error<
6208 "a getter method is needed to perform a compound assignment on a property">;
6209 def err_nogetter_property_incdec : Error<
6210 "no getter method %1 for %select{increment|decrement}0 of property">;
6211 def err_no_subobject_property_setting : Error<
6212 "expression is not assignable">;
6213 def err_qualified_objc_access : Error<
6214 "%select{property|instance variable}0 access cannot be qualified with '%1'">;
6216 def ext_freestanding_complex : Extension<
6217 "complex numbers are an extension in a freestanding C99 implementation">;
6219 // FIXME: Remove when we support imaginary.
6220 def err_imaginary_not_supported : Error<"imaginary types are not supported">;
6222 // Obj-c expressions
6223 def warn_root_inst_method_not_found : Warning<
6224 "instance method %0 is being used on 'Class' which is not in the root class">,
6225 InGroup<MethodAccess>;
6226 def warn_class_method_not_found : Warning<
6227 "class method %objcclass0 not found (return type defaults to 'id')">,
6228 InGroup<MethodAccess>;
6229 def warn_instance_method_on_class_found : Warning<
6230 "instance method %0 found instead of class method %1">,
6231 InGroup<MethodAccess>;
6232 def warn_inst_method_not_found : Warning<
6233 "instance method %objcinstance0 not found (return type defaults to 'id')">,
6234 InGroup<MethodAccess>;
6235 def warn_instance_method_not_found_with_typo : Warning<
6236 "instance method %objcinstance0 not found (return type defaults to 'id')"
6237 "; did you mean %objcinstance2?">, InGroup<MethodAccess>;
6238 def warn_class_method_not_found_with_typo : Warning<
6239 "class method %objcclass0 not found (return type defaults to 'id')"
6240 "; did you mean %objcclass2?">, InGroup<MethodAccess>;
6241 def err_method_not_found_with_typo : Error<
6242 "%select{instance|class}1 method %0 not found "
6243 "; did you mean %2?">;
6244 def err_no_super_class_message : Error<
6245 "no @interface declaration found in class messaging of %0">;
6246 def err_root_class_cannot_use_super : Error<
6247 "%0 cannot use 'super' because it is a root class">;
6248 def err_invalid_receiver_to_message_super : Error<
6249 "'super' is only valid in a method body">;
6250 def err_invalid_receiver_class_message : Error<
6251 "receiver type %0 is not an Objective-C class">;
6252 def err_missing_open_square_message_send : Error<
6253 "missing '[' at start of message send expression">;
6254 def warn_bad_receiver_type : Warning<
6255 "receiver type %0 is not 'id' or interface pointer, consider "
6256 "casting it to 'id'">,InGroup<ObjCReceiver>;
6257 def err_bad_receiver_type : Error<"bad receiver type %0">;
6258 def err_incomplete_receiver_type : Error<"incomplete receiver type %0">;
6259 def err_unknown_receiver_suggest : Error<
6260 "unknown receiver %0; did you mean %1?">;
6261 def err_objc_throw_expects_object : Error<
6262 "@throw requires an Objective-C object type (%0 invalid)">;
6263 def err_objc_synchronized_expects_object : Error<
6264 "@synchronized requires an Objective-C object type (%0 invalid)">;
6265 def err_rethrow_used_outside_catch : Error<
6266 "@throw (rethrow) used outside of a @catch block">;
6267 def err_attribute_multiple_objc_gc : Error<
6268 "multiple garbage collection attributes specified for type">;
6269 def err_catch_param_not_objc_type : Error<
6270 "@catch parameter is not a pointer to an interface type">;
6271 def err_illegal_qualifiers_on_catch_parm : Error<
6272 "illegal qualifiers on @catch parameter">;
6273 def err_storage_spec_on_catch_parm : Error<
6274 "@catch parameter cannot have storage specifier '%0'">;
6275 def warn_register_objc_catch_parm : Warning<
6276 "'register' storage specifier on @catch parameter will be ignored">;
6277 def err_qualified_objc_catch_parm : Error<
6278 "@catch parameter declarator cannot be qualified">;
6279 def warn_objc_pointer_cxx_catch_fragile : Warning<
6280 "cannot catch an exception thrown with @throw in C++ in the non-unified "
6281 "exception model">, InGroup<ObjCNonUnifiedException>;
6282 def err_objc_object_catch : Error<
6283 "cannot catch an Objective-C object by value">;
6284 def err_incomplete_type_objc_at_encode : Error<
6285 "'@encode' of incomplete type %0">;
6286 def warn_objc_circular_container : Warning<
6287 "adding %0 to %1 might cause circular dependency in container">,
6288 InGroup<DiagGroup<"objc-circular-container">>;
6289 def note_objc_circular_container_declared_here : Note<"%0 declared here">;
6290 def warn_objc_unsafe_perform_selector : Warning<
6291 "%0 is incompatible with selectors that return a "
6292 "%select{struct|union|vector}1 type">,
6293 InGroup<DiagGroup<"objc-unsafe-perform-selector">>;
6294 def note_objc_unsafe_perform_selector_method_declared_here : Note<
6295 "method %0 that returns %1 declared here">;
6297 def warn_setter_getter_impl_required : Warning<
6298 "property %0 requires method %1 to be defined - "
6299 "use @synthesize, @dynamic or provide a method implementation "
6300 "in this class implementation">,
6301 InGroup<ObjCPropertyImpl>;
6302 def warn_setter_getter_impl_required_in_category : Warning<
6303 "property %0 requires method %1 to be defined - "
6304 "use @dynamic or provide a method implementation in this category">,
6305 InGroup<ObjCPropertyImpl>;
6306 def note_parameter_named_here : Note<
6307 "passing argument to parameter %0 here">;
6308 def note_parameter_here : Note<
6309 "passing argument to parameter here">;
6310 def note_method_return_type_change : Note<
6311 "compiler has implicitly changed method %0 return type">;
6313 def warn_impl_required_for_class_property : Warning<
6314 "class property %0 requires method %1 to be defined - "
6315 "use @dynamic or provide a method implementation "
6316 "in this class implementation">,
6317 InGroup<ObjCPropertyImpl>;
6318 def warn_impl_required_in_category_for_class_property : Warning<
6319 "class property %0 requires method %1 to be defined - "
6320 "use @dynamic or provide a method implementation in this category">,
6321 InGroup<ObjCPropertyImpl>;
6324 // These messages adhere to the TryCast pattern: %0 is an int specifying the
6325 // cast type, %1 is the source type, %2 is the destination type.
6326 def err_bad_reinterpret_cast_overload : Error<
6327 "reinterpret_cast cannot resolve overloaded function %0 to type %1">;
6329 def warn_reinterpret_different_from_static : Warning<
6330 "'reinterpret_cast' %select{from|to}3 class %0 %select{to|from}3 its "
6331 "%select{virtual base|base at non-zero offset}2 %1 behaves differently from "
6332 "'static_cast'">, InGroup<ReinterpretBaseClass>;
6333 def note_reinterpret_updowncast_use_static: Note<
6334 "use 'static_cast' to adjust the pointer correctly while "
6335 "%select{upcasting|downcasting}0">;
6337 def err_bad_static_cast_overload : Error<
6338 "address of overloaded function %0 cannot be static_cast to type %1">;
6340 def err_bad_cstyle_cast_overload : Error<
6341 "address of overloaded function %0 cannot be cast to type %1">;
6344 def err_bad_cxx_cast_generic : Error<
6345 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6346 "functional-style cast}0 from %1 to %2 is not allowed">;
6347 def err_bad_cxx_cast_unrelated_class : Error<
6348 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6349 "functional-style cast}0 from %1 to %2, which are not related by "
6350 "inheritance, is not allowed">;
6351 def note_type_incomplete : Note<"%0 is incomplete">;
6352 def err_bad_cxx_cast_rvalue : Error<
6353 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6354 "functional-style cast}0 from rvalue to reference type %2">;
6355 def err_bad_cxx_cast_bitfield : Error<
6356 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6357 "functional-style cast}0 from bit-field lvalue to reference type %2">;
6358 def err_bad_cxx_cast_qualifiers_away : Error<
6359 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6360 "functional-style cast}0 from %1 to %2 casts away qualifiers">;
6361 def err_bad_cxx_cast_addr_space_mismatch : Error<
6362 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6363 "functional-style cast}0 from %1 to %2 converts between mismatching address"
6365 def ext_bad_cxx_cast_qualifiers_away_incoherent : ExtWarn<
6366 "ISO C++ does not allow "
6367 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6368 "functional-style cast}0 from %1 to %2 because it casts away qualifiers, "
6369 "even though the source and destination types are unrelated">,
6370 SFINAEFailure, InGroup<DiagGroup<"cast-qual-unrelated">>;
6371 def err_bad_const_cast_dest : Error<
6372 "%select{const_cast||||C-style cast|functional-style cast}0 to %2, "
6373 "which is not a reference, pointer-to-object, or pointer-to-data-member">;
6374 def ext_cast_fn_obj : Extension<
6375 "cast between pointer-to-function and pointer-to-object is an extension">;
6376 def ext_ms_cast_fn_obj : ExtWarn<
6377 "static_cast between pointer-to-function and pointer-to-object is a "
6378 "Microsoft extension">, InGroup<MicrosoftCast>;
6379 def warn_cxx98_compat_cast_fn_obj : Warning<
6380 "cast between pointer-to-function and pointer-to-object is incompatible with C++98">,
6381 InGroup<CXX98CompatPedantic>, DefaultIgnore;
6382 def err_bad_reinterpret_cast_small_int : Error<
6383 "cast from pointer to smaller type %2 loses information">;
6384 def err_bad_cxx_cast_vector_to_scalar_different_size : Error<
6385 "%select{||reinterpret_cast||C-style cast|}0 from vector %1 "
6386 "to scalar %2 of different size">;
6387 def err_bad_cxx_cast_scalar_to_vector_different_size : Error<
6388 "%select{||reinterpret_cast||C-style cast|}0 from scalar %1 "
6389 "to vector %2 of different size">;
6390 def err_bad_cxx_cast_vector_to_vector_different_size : Error<
6391 "%select{||reinterpret_cast||C-style cast|}0 from vector %1 "
6392 "to vector %2 of different size">;
6393 def err_bad_lvalue_to_rvalue_cast : Error<
6394 "cannot cast from lvalue of type %1 to rvalue reference type %2; types are "
6396 def err_bad_rvalue_to_rvalue_cast : Error<
6397 "cannot cast from rvalue of type %1 to rvalue reference type %2; types are "
6399 def err_bad_static_cast_pointer_nonpointer : Error<
6400 "cannot cast from type %1 to pointer type %2">;
6401 def err_bad_static_cast_member_pointer_nonmp : Error<
6402 "cannot cast from type %1 to member pointer type %2">;
6403 def err_bad_cxx_cast_member_pointer_size : Error<
6404 "cannot %select{||reinterpret_cast||C-style cast|}0 from member pointer "
6405 "type %1 to member pointer type %2 of different size">;
6406 def err_bad_reinterpret_cast_reference : Error<
6407 "reinterpret_cast of a %0 to %1 needs its address, which is not allowed">;
6408 def warn_undefined_reinterpret_cast : Warning<
6409 "reinterpret_cast from %0 to %1 has undefined behavior">,
6410 InGroup<UndefinedReinterpretCast>, DefaultIgnore;
6412 // These messages don't adhere to the pattern.
6413 // FIXME: Display the path somehow better.
6414 def err_ambiguous_base_to_derived_cast : Error<
6415 "ambiguous cast from base %0 to derived %1:%2">;
6416 def err_static_downcast_via_virtual : Error<
6417 "cannot cast %0 to %1 via virtual base %2">;
6418 def err_downcast_from_inaccessible_base : Error<
6419 "cannot cast %select{private|protected}2 base class %1 to %0">;
6420 def err_upcast_to_inaccessible_base : Error<
6421 "cannot cast %0 to its %select{private|protected}2 base class %1">;
6422 def err_bad_dynamic_cast_not_ref_or_ptr : Error<
6423 "%0 is not a reference or pointer">;
6424 def err_bad_dynamic_cast_not_class : Error<"%0 is not a class">;
6425 def err_bad_dynamic_cast_incomplete : Error<"%0 is an incomplete type">;
6426 def err_bad_dynamic_cast_not_ptr : Error<"%0 is not a pointer">;
6427 def err_bad_dynamic_cast_not_polymorphic : Error<"%0 is not polymorphic">;
6429 // Other C++ expressions
6430 def err_need_header_before_typeid : Error<
6431 "you need to include <typeinfo> before using the 'typeid' operator">;
6432 def err_need_header_before_ms_uuidof : Error<
6433 "you need to include <guiddef.h> before using the '__uuidof' operator">;
6434 def err_ms___leave_not_in___try : Error<
6435 "'__leave' statement not in __try block">;
6436 def err_uuidof_without_guid : Error<
6437 "cannot call operator __uuidof on a type with no GUID">;
6438 def err_uuidof_with_multiple_guids : Error<
6439 "cannot call operator __uuidof on a type with multiple GUIDs">;
6440 def err_incomplete_typeid : Error<"'typeid' of incomplete type %0">;
6441 def err_variably_modified_typeid : Error<"'typeid' of variably modified type %0">;
6442 def err_static_illegal_in_new : Error<
6443 "the 'static' modifier for the array size is not legal in new expressions">;
6444 def err_array_new_needs_size : Error<
6445 "array size must be specified in new expression with no initializer">;
6446 def err_bad_new_type : Error<
6447 "cannot allocate %select{function|reference}1 type %0 with new">;
6448 def err_new_incomplete_type : Error<
6449 "allocation of incomplete type %0">;
6450 def err_new_array_nonconst : Error<
6451 "only the first dimension of an allocated array may have dynamic size">;
6452 def err_new_array_size_unknown_from_init : Error<
6453 "cannot determine allocated array size from initializer">;
6454 def err_new_array_init_args : Error<
6455 "array 'new' cannot have initialization arguments">;
6456 def ext_new_paren_array_nonconst : ExtWarn<
6457 "when type is in parentheses, array cannot have dynamic size">;
6458 def err_placement_new_non_placement_delete : Error<
6459 "'new' expression with placement arguments refers to non-placement "
6460 "'operator delete'">;
6461 def err_array_size_not_integral : Error<
6462 "array size expression must have integral or %select{|unscoped }0"
6463 "enumeration type, not %1">;
6464 def err_array_size_incomplete_type : Error<
6465 "array size expression has incomplete class type %0">;
6466 def err_array_size_explicit_conversion : Error<
6467 "array size expression of type %0 requires explicit conversion to type %1">;
6468 def note_array_size_conversion : Note<
6469 "conversion to %select{integral|enumeration}0 type %1 declared here">;
6470 def err_array_size_ambiguous_conversion : Error<
6471 "ambiguous conversion of array size expression of type %0 to an integral or "
6472 "enumeration type">;
6473 def ext_array_size_conversion : Extension<
6474 "implicit conversion from array size expression of type %0 to "
6475 "%select{integral|enumeration}1 type %2 is a C++11 extension">,
6477 def warn_cxx98_compat_array_size_conversion : Warning<
6478 "implicit conversion from array size expression of type %0 to "
6479 "%select{integral|enumeration}1 type %2 is incompatible with C++98">,
6480 InGroup<CXX98CompatPedantic>, DefaultIgnore;
6481 def err_address_space_qualified_new : Error<
6482 "'new' cannot allocate objects of type %0 in address space '%1'">;
6483 def err_address_space_qualified_delete : Error<
6484 "'delete' cannot delete objects of type %0 in address space '%1'">;
6486 def err_default_init_const : Error<
6487 "default initialization of an object of const type %0"
6488 "%select{| without a user-provided default constructor}1">;
6489 def ext_default_init_const : ExtWarn<
6490 "default initialization of an object of const type %0"
6491 "%select{| without a user-provided default constructor}1 "
6492 "is a Microsoft extension">,
6493 InGroup<MicrosoftConstInit>;
6494 def err_delete_operand : Error<"cannot delete expression of type %0">;
6495 def ext_delete_void_ptr_operand : ExtWarn<
6496 "cannot delete expression with pointer-to-'void' type %0">,
6497 InGroup<DeleteIncomplete>;
6498 def err_ambiguous_delete_operand : Error<
6499 "ambiguous conversion of delete expression of type %0 to a pointer">;
6500 def warn_delete_incomplete : Warning<
6501 "deleting pointer to incomplete type %0 may cause undefined behavior">,
6502 InGroup<DeleteIncomplete>;
6503 def err_delete_incomplete_class_type : Error<
6504 "deleting incomplete class type %0; no conversions to pointer type">;
6505 def err_delete_explicit_conversion : Error<
6506 "converting delete expression from type %0 to type %1 invokes an explicit "
6507 "conversion function">;
6508 def note_delete_conversion : Note<"conversion to pointer type %0">;
6509 def warn_delete_array_type : Warning<
6510 "'delete' applied to a pointer-to-array type %0 treated as 'delete[]'">;
6511 def warn_mismatched_delete_new : Warning<
6512 "'delete%select{|[]}0' applied to a pointer that was allocated with "
6513 "'new%select{[]|}0'; did you mean 'delete%select{[]|}0'?">,
6514 InGroup<DiagGroup<"mismatched-new-delete">>;
6515 def note_allocated_here : Note<"allocated with 'new%select{[]|}0' here">;
6516 def err_no_suitable_delete_member_function_found : Error<
6517 "no suitable member %0 in %1">;
6518 def err_ambiguous_suitable_delete_member_function_found : Error<
6519 "multiple suitable %0 functions in %1">;
6520 def warn_ambiguous_suitable_delete_function_found : Warning<
6521 "multiple suitable %0 functions for %1; no 'operator delete' function "
6522 "will be invoked if initialization throws an exception">,
6523 InGroup<DiagGroup<"ambiguous-delete">>;
6524 def note_member_declared_here : Note<
6525 "member %0 declared here">;
6526 def note_member_first_declared_here : Note<
6527 "member %0 first declared here">;
6528 def err_decrement_bool : Error<"cannot decrement expression of type bool">;
6529 def warn_increment_bool : Warning<
6530 "incrementing expression of type bool is deprecated and "
6531 "incompatible with C++17">, InGroup<DeprecatedIncrementBool>;
6532 def ext_increment_bool : ExtWarn<
6533 "ISO C++17 does not allow incrementing expression of type bool">,
6534 DefaultError, InGroup<IncrementBool>;
6535 def err_increment_decrement_enum : Error<
6536 "cannot %select{decrement|increment}0 expression of enum type %1">;
6537 def err_catch_incomplete_ptr : Error<
6538 "cannot catch pointer to incomplete type %0">;
6539 def err_catch_incomplete_ref : Error<
6540 "cannot catch reference to incomplete type %0">;
6541 def err_catch_incomplete : Error<"cannot catch incomplete type %0">;
6542 def err_catch_rvalue_ref : Error<"cannot catch exceptions by rvalue reference">;
6543 def err_catch_variably_modified : Error<
6544 "cannot catch variably modified type %0">;
6545 def err_qualified_catch_declarator : Error<
6546 "exception declarator cannot be qualified">;
6547 def err_early_catch_all : Error<"catch-all handler must come last">;
6548 def err_bad_memptr_rhs : Error<
6549 "right hand operand to %0 has non-pointer-to-member type %1">;
6550 def err_bad_memptr_lhs : Error<
6551 "left hand operand to %0 must be a %select{|pointer to }1class "
6552 "compatible with the right hand operand, but is %2">;
6553 def err_memptr_incomplete : Error<
6554 "member pointer has incomplete base type %0">;
6555 def warn_exception_caught_by_earlier_handler : Warning<
6556 "exception of type %0 will be caught by earlier handler">,
6557 InGroup<Exceptions>;
6558 def note_previous_exception_handler : Note<"for type %0">;
6559 def err_exceptions_disabled : Error<
6560 "cannot use '%0' with exceptions disabled">;
6561 def err_objc_exceptions_disabled : Error<
6562 "cannot use '%0' with Objective-C exceptions disabled">;
6563 def warn_throw_in_noexcept_func : Warning<
6564 "%0 has a non-throwing exception specification but can still throw">,
6565 InGroup<Exceptions>;
6566 def note_throw_in_dtor : Note<
6567 "%select{destructor|deallocator}0 has a %select{non-throwing|implicit "
6568 "non-throwing}1 exception specification">;
6569 def note_throw_in_function : Note<"function declared non-throwing here">;
6570 def err_seh_try_outside_functions : Error<
6571 "cannot use SEH '__try' in blocks, captured regions, or Obj-C method decls">;
6572 def err_mixing_cxx_try_seh_try : Error<
6573 "cannot use C++ 'try' in the same function as SEH '__try'">;
6574 def err_seh_try_unsupported : Error<
6575 "SEH '__try' is not supported on this target">;
6576 def note_conflicting_try_here : Note<
6577 "conflicting %0 here">;
6578 def warn_jump_out_of_seh_finally : Warning<
6579 "jump out of __finally block has undefined behavior">,
6580 InGroup<DiagGroup<"jump-seh-finally">>;
6581 def warn_non_virtual_dtor : Warning<
6582 "%0 has virtual functions but non-virtual destructor">,
6583 InGroup<NonVirtualDtor>, DefaultIgnore;
6584 def warn_delete_non_virtual_dtor : Warning<
6585 "%select{delete|destructor}0 called on non-final %1 that has "
6586 "virtual functions but non-virtual destructor">,
6587 InGroup<DeleteNonAbstractNonVirtualDtor>, DefaultIgnore, ShowInSystemHeader;
6588 def note_delete_non_virtual : Note<
6589 "qualify call to silence this warning">;
6590 def warn_delete_abstract_non_virtual_dtor : Warning<
6591 "%select{delete|destructor}0 called on %1 that is abstract but has "
6592 "non-virtual destructor">, InGroup<DeleteAbstractNonVirtualDtor>, ShowInSystemHeader;
6593 def warn_overloaded_virtual : Warning<
6594 "%q0 hides overloaded virtual %select{function|functions}1">,
6595 InGroup<OverloadedVirtual>, DefaultIgnore;
6596 def note_hidden_overloaded_virtual_declared_here : Note<
6597 "hidden overloaded virtual function %q0 declared here"
6598 "%select{|: different classes%diff{ ($ vs $)|}2,3"
6599 "|: different number of parameters (%2 vs %3)"
6600 "|: type mismatch at %ordinal2 parameter%diff{ ($ vs $)|}3,4"
6601 "|: different return type%diff{ ($ vs $)|}2,3"
6602 "|: different qualifiers (%2 vs %3)"
6603 "|: different exception specifications}1">;
6604 def warn_using_directive_in_header : Warning<
6605 "using namespace directive in global context in header">,
6606 InGroup<HeaderHygiene>, DefaultIgnore;
6607 def warn_overaligned_type : Warning<
6608 "type %0 requires %1 bytes of alignment and the default allocator only "
6609 "guarantees %2 bytes">,
6610 InGroup<OveralignedType>, DefaultIgnore;
6611 def err_aligned_allocation_unavailable : Error<
6612 "aligned %select{allocation|deallocation}0 function of type '%1' is only "
6613 "available on %2 %3 or newer">;
6614 def note_silence_aligned_allocation_unavailable : Note<
6615 "if you supply your own aligned allocation functions, use "
6616 "-faligned-allocation to silence this diagnostic">;
6618 def err_conditional_void_nonvoid : Error<
6619 "%select{left|right}1 operand to ? is void, but %select{right|left}1 operand "
6621 def err_conditional_ambiguous : Error<
6622 "conditional expression is ambiguous; "
6623 "%diff{$ can be converted to $ and vice versa|"
6624 "types can be convert to each other}0,1">;
6625 def err_conditional_ambiguous_ovl : Error<
6626 "conditional expression is ambiguous; %diff{$ and $|types}0,1 "
6627 "can be converted to several common types">;
6628 def err_conditional_vector_size : Error<
6629 "vector condition type %0 and result type %1 do not have the same number "
6631 def err_conditional_vector_element_size : Error<
6632 "vector condition type %0 and result type %1 do not have elements of the "
6635 def err_throw_incomplete : Error<
6636 "cannot throw object of incomplete type %0">;
6637 def err_throw_incomplete_ptr : Error<
6638 "cannot throw pointer to object of incomplete type %0">;
6639 def warn_throw_underaligned_obj : Warning<
6640 "underaligned exception object thrown">,
6641 InGroup<UnderalignedExceptionObject>;
6642 def note_throw_underaligned_obj : Note<
6643 "required alignment of type %0 (%1 bytes) is larger than the supported "
6644 "alignment of C++ exception objects on this target (%2 bytes)">;
6645 def err_return_in_constructor_handler : Error<
6646 "return in the catch of a function try block of a constructor is illegal">;
6647 def warn_cdtor_function_try_handler_mem_expr : Warning<
6648 "cannot refer to a non-static member from the handler of a "
6649 "%select{constructor|destructor}0 function try block">, InGroup<Exceptions>;
6651 let CategoryName = "Lambda Issue" in {
6652 def err_capture_more_than_once : Error<
6653 "%0 can appear only once in a capture list">;
6654 def err_reference_capture_with_reference_default : Error<
6655 "'&' cannot precede a capture when the capture default is '&'">;
6656 def err_copy_capture_with_copy_default : Error<
6657 "'&' must precede a capture when the capture default is '='">;
6658 def err_capture_does_not_name_variable : Error<
6659 "%0 in capture list does not name a variable">;
6660 def err_capture_non_automatic_variable : Error<
6661 "%0 cannot be captured because it does not have automatic storage "
6663 def err_this_capture : Error<
6664 "'this' cannot be %select{implicitly |}0captured in this context">;
6665 def err_lambda_capture_anonymous_var : Error<
6666 "unnamed variable cannot be implicitly captured in a lambda expression">;
6667 def err_lambda_capture_flexarray_type : Error<
6668 "variable %0 with flexible array member cannot be captured in "
6669 "a lambda expression">;
6670 def err_lambda_impcap : Error<
6671 "variable %0 cannot be implicitly captured in a lambda with no "
6672 "capture-default specified">;
6673 def note_lambda_decl : Note<"lambda expression begins here">;
6674 def err_lambda_unevaluated_operand : Error<
6675 "lambda expression in an unevaluated operand">;
6676 def err_lambda_in_constant_expression : Error<
6677 "a lambda expression may not appear inside of a constant expression">;
6678 def err_lambda_in_invalid_context : Error<
6679 "a lambda expression cannot appear in this context">;
6680 def err_lambda_return_init_list : Error<
6681 "cannot deduce lambda return type from initializer list">;
6682 def err_lambda_capture_default_arg : Error<
6683 "lambda expression in default argument cannot capture any entity">;
6684 def err_lambda_incomplete_result : Error<
6685 "incomplete result type %0 in lambda expression">;
6686 def err_noreturn_lambda_has_return_expr : Error<
6687 "lambda declared 'noreturn' should not return">;
6688 def warn_maybe_falloff_nonvoid_lambda : Warning<
6689 "control may reach end of non-void lambda">,
6690 InGroup<ReturnType>;
6691 def warn_falloff_nonvoid_lambda : Warning<
6692 "control reaches end of non-void lambda">,
6693 InGroup<ReturnType>;
6694 def err_access_lambda_capture : Error<
6695 // The ERRORs represent other special members that aren't constructors, in
6696 // hopes that someone will bother noticing and reporting if they appear
6697 "capture of variable '%0' as type %1 calls %select{private|protected}3 "
6698 "%select{default |copy |move |*ERROR* |*ERROR* |*ERROR* |}2constructor">,
6700 def note_lambda_to_block_conv : Note<
6701 "implicit capture of lambda object due to conversion to block pointer "
6703 def note_var_explicitly_captured_here : Note<"variable %0 is"
6704 "%select{| explicitly}1 captured here">;
6706 // C++14 lambda init-captures.
6707 def warn_cxx11_compat_init_capture : Warning<
6708 "initialized lambda captures are incompatible with C++ standards "
6709 "before C++14">, InGroup<CXXPre14Compat>, DefaultIgnore;
6710 def ext_init_capture : ExtWarn<
6711 "initialized lambda captures are a C++14 extension">, InGroup<CXX14>;
6712 def err_init_capture_no_expression : Error<
6713 "initializer missing for lambda capture %0">;
6714 def err_init_capture_multiple_expressions : Error<
6715 "initializer for lambda capture %0 contains multiple expressions">;
6716 def err_init_capture_paren_braces : Error<
6717 "cannot deduce type for lambda capture %1 from "
6718 "%select{parenthesized|nested}0 initializer list">;
6719 def err_init_capture_deduction_failure : Error<
6720 "cannot deduce type for lambda capture %0 from initializer of type %2">;
6721 def err_init_capture_deduction_failure_from_init_list : Error<
6722 "cannot deduce type for lambda capture %0 from initializer list">;
6723 def warn_cxx17_compat_init_capture_pack : Warning<
6724 "initialized lambda capture packs are incompatible with C++ standards "
6725 "before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
6726 def ext_init_capture_pack : ExtWarn<
6727 "initialized lambda pack captures are a C++2a extension">, InGroup<CXX2a>;
6729 // C++14 generic lambdas.
6730 def warn_cxx11_compat_generic_lambda : Warning<
6731 "generic lambdas are incompatible with C++11">,
6732 InGroup<CXXPre14Compat>, DefaultIgnore;
6734 // C++17 '*this' captures.
6735 def warn_cxx14_compat_star_this_lambda_capture : Warning<
6736 "by value capture of '*this' is incompatible with C++ standards before C++17">,
6737 InGroup<CXXPre17Compat>, DefaultIgnore;
6738 def ext_star_this_lambda_capture_cxx17 : ExtWarn<
6739 "capture of '*this' by copy is a C++17 extension">, InGroup<CXX17>;
6741 // C++17 parameter shadows capture
6742 def err_parameter_shadow_capture : Error<
6743 "a lambda parameter cannot shadow an explicitly captured entity">;
6745 // C++2a [=, this] captures.
6746 def warn_cxx17_compat_equals_this_lambda_capture : Warning<
6747 "explicit capture of 'this' with a capture default of '=' is incompatible "
6748 "with C++ standards before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
6749 def ext_equals_this_lambda_capture_cxx2a : ExtWarn<
6750 "explicit capture of 'this' with a capture default of '=' "
6751 "is a C++2a extension">, InGroup<CXX2a>;
6752 def warn_deprecated_this_capture : Warning<
6753 "implicit capture of 'this' with a capture default of '=' is deprecated">,
6754 InGroup<DeprecatedThisCapture>, DefaultIgnore;
6755 def note_deprecated_this_capture : Note<
6756 "add an explicit capture of 'this' to capture '*this' by reference">;
6758 // C++2a default constructible / assignable lambdas.
6759 def warn_cxx17_compat_lambda_def_ctor_assign : Warning<
6760 "%select{default construction|assignment}0 of lambda is incompatible with "
6761 "C++ standards before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
6764 def err_return_in_captured_stmt : Error<
6765 "cannot return from %0">;
6766 def err_capture_block_variable : Error<
6767 "__block variable %0 cannot be captured in a "
6768 "%select{lambda expression|captured statement}1">;
6770 def err_operator_arrow_circular : Error<
6771 "circular pointer delegation detected">;
6772 def err_operator_arrow_depth_exceeded : Error<
6773 "use of 'operator->' on type %0 would invoke a sequence of more than %1 "
6774 "'operator->' calls">;
6775 def note_operator_arrow_here : Note<
6776 "'operator->' declared here produces an object of type %0">;
6777 def note_operator_arrows_suppressed : Note<
6778 "(skipping %0 'operator->'%s0 in backtrace)">;
6779 def note_operator_arrow_depth : Note<
6780 "use -foperator-arrow-depth=N to increase 'operator->' limit">;
6782 def err_pseudo_dtor_base_not_scalar : Error<
6783 "object expression of non-scalar type %0 cannot be used in a "
6784 "pseudo-destructor expression">;
6785 def ext_pseudo_dtor_on_void : ExtWarn<
6786 "pseudo-destructors on type void are a Microsoft extension">,
6787 InGroup<MicrosoftVoidPseudoDtor>;
6788 def err_pseudo_dtor_type_mismatch : Error<
6789 "the type of object expression "
6790 "%diff{($) does not match the type being destroyed ($)|"
6791 "does not match the type being destroyed}0,1 "
6792 "in pseudo-destructor expression">;
6793 def err_pseudo_dtor_call_with_args : Error<
6794 "call to pseudo-destructor cannot have any arguments">;
6795 def err_dtor_expr_without_call : Error<
6796 "reference to %select{destructor|pseudo-destructor}0 must be called"
6797 "%select{|; did you mean to call it with no arguments?}1">;
6798 def err_pseudo_dtor_destructor_non_type : Error<
6799 "%0 does not refer to a type name in pseudo-destructor expression; expected "
6800 "the name of type %1">;
6801 def err_invalid_use_of_function_type : Error<
6802 "a function type is not allowed here">;
6803 def err_invalid_use_of_array_type : Error<"an array type is not allowed here">;
6804 def err_typecheck_bool_condition : Error<
6805 "value of type %0 is not contextually convertible to 'bool'">;
6806 def err_typecheck_ambiguous_condition : Error<
6807 "conversion %diff{from $ to $|between types}0,1 is ambiguous">;
6808 def err_typecheck_nonviable_condition : Error<
6809 "no viable conversion%select{%diff{ from $ to $|}1,2|"
6810 "%diff{ from returned value of type $ to function return type $|}1,2}0">;
6811 def err_typecheck_nonviable_condition_incomplete : Error<
6812 "no viable conversion%diff{ from $ to incomplete type $|}0,1">;
6813 def err_typecheck_deleted_function : Error<
6814 "conversion function %diff{from $ to $|between types}0,1 "
6815 "invokes a deleted function">;
6817 def err_expected_class_or_namespace : Error<"%0 is not a class"
6818 "%select{ or namespace|, namespace, or enumeration}1">;
6819 def err_invalid_declarator_scope : Error<"cannot define or redeclare %0 here "
6820 "because namespace %1 does not enclose namespace %2">;
6821 def err_invalid_declarator_global_scope : Error<
6822 "definition or redeclaration of %0 cannot name the global scope">;
6823 def err_invalid_declarator_in_function : Error<
6824 "definition or redeclaration of %0 not allowed inside a function">;
6825 def err_invalid_declarator_in_block : Error<
6826 "definition or redeclaration of %0 not allowed inside a block">;
6827 def err_not_tag_in_scope : Error<
6828 "no %select{struct|interface|union|class|enum}0 named %1 in %2">;
6830 def err_no_typeid_with_fno_rtti : Error<
6831 "use of typeid requires -frtti">;
6832 def err_no_dynamic_cast_with_fno_rtti : Error<
6833 "use of dynamic_cast requires -frtti">;
6835 def err_cannot_form_pointer_to_member_of_reference_type : Error<
6836 "cannot form a pointer-to-member to member %0 of reference type %1">;
6837 def err_incomplete_object_call : Error<
6838 "incomplete type in call to object of type %0">;
6840 def warn_condition_is_assignment : Warning<"using the result of an "
6841 "assignment as a condition without parentheses">,
6842 InGroup<Parentheses>;
6843 // Completely identical except off by default.
6844 def warn_condition_is_idiomatic_assignment : Warning<"using the result "
6845 "of an assignment as a condition without parentheses">,
6846 InGroup<DiagGroup<"idiomatic-parentheses">>, DefaultIgnore;
6847 def note_condition_assign_to_comparison : Note<
6848 "use '==' to turn this assignment into an equality comparison">;
6849 def note_condition_or_assign_to_comparison : Note<
6850 "use '!=' to turn this compound assignment into an inequality comparison">;
6851 def note_condition_assign_silence : Note<
6852 "place parentheses around the assignment to silence this warning">;
6854 def warn_equality_with_extra_parens : Warning<"equality comparison with "
6855 "extraneous parentheses">, InGroup<ParenthesesOnEquality>;
6856 def note_equality_comparison_to_assign : Note<
6857 "use '=' to turn this equality comparison into an assignment">;
6858 def note_equality_comparison_silence : Note<
6859 "remove extraneous parentheses around the comparison to silence this warning">;
6861 // assignment related diagnostics (also for argument passing, returning, etc).
6862 // In most of these diagnostics the %2 is a value from the
6863 // Sema::AssignmentAction enumeration
6864 def err_typecheck_convert_incompatible : Error<
6865 "%select{%diff{assigning to $ from incompatible type $|"
6866 "assigning to type from incompatible type}0,1"
6867 "|%diff{passing $ to parameter of incompatible type $|"
6868 "passing type to parameter of incompatible type}0,1"
6869 "|%diff{returning $ from a function with incompatible result type $|"
6870 "returning type from a function with incompatible result type}0,1"
6871 "|%diff{converting $ to incompatible type $|"
6872 "converting type to incompatible type}0,1"
6873 "|%diff{initializing $ with an expression of incompatible type $|"
6874 "initializing type with an expression of incompatible type}0,1"
6875 "|%diff{sending $ to parameter of incompatible type $|"
6876 "sending type to parameter of incompatible type}0,1"
6877 "|%diff{casting $ to incompatible type $|"
6878 "casting type to incompatible type}0,1}2"
6879 "%select{|; dereference with *|"
6880 "; take the address with &|"
6883 "%select{|: different classes%diff{ ($ vs $)|}5,6"
6884 "|: different number of parameters (%5 vs %6)"
6885 "|: type mismatch at %ordinal5 parameter%diff{ ($ vs $)|}6,7"
6886 "|: different return type%diff{ ($ vs $)|}5,6"
6887 "|: different qualifiers (%5 vs %6)"
6888 "|: different exception specifications}4">;
6889 def err_typecheck_missing_return_type_incompatible : Error<
6890 "%diff{return type $ must match previous return type $|"
6891 "return type must match previous return type}0,1 when %select{block "
6892 "literal|lambda expression}2 has unspecified explicit return type">;
6894 def note_incomplete_class_and_qualified_id : Note<
6895 "conformance of forward class %0 to protocol %1 can not be confirmed">;
6896 def warn_incompatible_qualified_id : Warning<
6897 "%select{%diff{assigning to $ from incompatible type $|"
6898 "assigning to type from incompatible type}0,1"
6899 "|%diff{passing $ to parameter of incompatible type $|"
6900 "passing type to parameter of incompatible type}0,1"
6901 "|%diff{returning $ from a function with incompatible result type $|"
6902 "returning type from a function with incompatible result type}0,1"
6903 "|%diff{converting $ to incompatible type $|"
6904 "converting type to incompatible type}0,1"
6905 "|%diff{initializing $ with an expression of incompatible type $|"
6906 "initializing type with an expression of incompatible type}0,1"
6907 "|%diff{sending $ to parameter of incompatible type $|"
6908 "sending type to parameter of incompatible type}0,1"
6909 "|%diff{casting $ to incompatible type $|"
6910 "casting type to incompatible type}0,1}2">;
6911 def ext_typecheck_convert_pointer_int : ExtWarn<
6912 "incompatible pointer to integer conversion "
6913 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
6914 "|%diff{passing $ to parameter of type $|"
6915 "passing to parameter of different type}0,1"
6916 "|%diff{returning $ from a function with result type $|"
6917 "returning from function with different return type}0,1"
6918 "|%diff{converting $ to type $|converting between types}0,1"
6919 "|%diff{initializing $ with an expression of type $|"
6920 "initializing with expression of different type}0,1"
6921 "|%diff{sending $ to parameter of type $|"
6922 "sending to parameter of different type}0,1"
6923 "|%diff{casting $ to type $|casting between types}0,1}2"
6924 "%select{|; dereference with *|"
6925 "; take the address with &|"
6928 InGroup<IntConversion>;
6929 def ext_typecheck_convert_int_pointer : ExtWarn<
6930 "incompatible integer to pointer conversion "
6931 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
6932 "|%diff{passing $ to parameter of type $|"
6933 "passing to parameter of different type}0,1"
6934 "|%diff{returning $ from a function with result type $|"
6935 "returning from function with different return type}0,1"
6936 "|%diff{converting $ to type $|converting between types}0,1"
6937 "|%diff{initializing $ with an expression of type $|"
6938 "initializing with expression of different type}0,1"
6939 "|%diff{sending $ to parameter of type $|"
6940 "sending to parameter of different type}0,1"
6941 "|%diff{casting $ to type $|casting between types}0,1}2"
6942 "%select{|; dereference with *|"
6943 "; take the address with &|"
6946 InGroup<IntConversion>, SFINAEFailure;
6947 def ext_typecheck_convert_pointer_void_func : Extension<
6948 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
6949 "|%diff{passing $ to parameter of type $|"
6950 "passing to parameter of different type}0,1"
6951 "|%diff{returning $ from a function with result type $|"
6952 "returning from function with different return type}0,1"
6953 "|%diff{converting $ to type $|converting between types}0,1"
6954 "|%diff{initializing $ with an expression of type $|"
6955 "initializing with expression of different type}0,1"
6956 "|%diff{sending $ to parameter of type $|"
6957 "sending to parameter of different type}0,1"
6958 "|%diff{casting $ to type $|casting between types}0,1}2"
6959 " converts between void pointer and function pointer">;
6960 def ext_typecheck_convert_incompatible_pointer_sign : ExtWarn<
6961 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
6962 "|%diff{passing $ to parameter of type $|"
6963 "passing to parameter of different type}0,1"
6964 "|%diff{returning $ from a function with result type $|"
6965 "returning from function with different return type}0,1"
6966 "|%diff{converting $ to type $|converting between types}0,1"
6967 "|%diff{initializing $ with an expression of type $|"
6968 "initializing with expression of different type}0,1"
6969 "|%diff{sending $ to parameter of type $|"
6970 "sending to parameter of different type}0,1"
6971 "|%diff{casting $ to type $|casting between types}0,1}2"
6972 " converts between pointers to integer types with different sign">,
6973 InGroup<DiagGroup<"pointer-sign">>;
6974 def ext_typecheck_convert_incompatible_pointer : ExtWarn<
6975 "incompatible pointer types "
6976 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
6977 "|%diff{passing $ to parameter of type $|"
6978 "passing to parameter of different type}0,1"
6979 "|%diff{returning $ from a function with result type $|"
6980 "returning from function with different return type}0,1"
6981 "|%diff{converting $ to type $|converting between types}0,1"
6982 "|%diff{initializing $ with an expression of type $|"
6983 "initializing with expression of different type}0,1"
6984 "|%diff{sending $ to parameter of type $|"
6985 "sending to parameter of different type}0,1"
6986 "|%diff{casting $ to type $|casting between types}0,1}2"
6987 "%select{|; dereference with *|"
6988 "; take the address with &|"
6991 InGroup<IncompatiblePointerTypes>;
6992 def ext_typecheck_convert_incompatible_function_pointer : ExtWarn<
6993 "incompatible function pointer types "
6994 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
6995 "|%diff{passing $ to parameter of type $|"
6996 "passing to parameter of different type}0,1"
6997 "|%diff{returning $ from a function with result type $|"
6998 "returning from function with different return type}0,1"
6999 "|%diff{converting $ to type $|converting between types}0,1"
7000 "|%diff{initializing $ with an expression of type $|"
7001 "initializing with expression of different type}0,1"
7002 "|%diff{sending $ to parameter of type $|"
7003 "sending to parameter of different type}0,1"
7004 "|%diff{casting $ to type $|casting between types}0,1}2"
7005 "%select{|; dereference with *|"
7006 "; take the address with &|"
7009 InGroup<IncompatibleFunctionPointerTypes>;
7010 def ext_typecheck_convert_discards_qualifiers : ExtWarn<
7011 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7012 "|%diff{passing $ to parameter of type $|"
7013 "passing to parameter of different type}0,1"
7014 "|%diff{returning $ from a function with result type $|"
7015 "returning from function with different return type}0,1"
7016 "|%diff{converting $ to type $|converting between types}0,1"
7017 "|%diff{initializing $ with an expression of type $|"
7018 "initializing with expression of different type}0,1"
7019 "|%diff{sending $ to parameter of type $|"
7020 "sending to parameter of different type}0,1"
7021 "|%diff{casting $ to type $|casting between types}0,1}2"
7022 " discards qualifiers">,
7023 InGroup<IncompatiblePointerTypesDiscardsQualifiers>;
7024 def ext_nested_pointer_qualifier_mismatch : ExtWarn<
7025 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7026 "|%diff{passing $ to parameter of type $|"
7027 "passing to parameter of different type}0,1"
7028 "|%diff{returning $ from a function with result type $|"
7029 "returning from function with different return type}0,1"
7030 "|%diff{converting $ to type $|converting between types}0,1"
7031 "|%diff{initializing $ with an expression of type $|"
7032 "initializing with expression of different type}0,1"
7033 "|%diff{sending $ to parameter of type $|"
7034 "sending to parameter of different type}0,1"
7035 "|%diff{casting $ to type $|casting between types}0,1}2"
7036 " discards qualifiers in nested pointer types">,
7037 InGroup<IncompatiblePointerTypesDiscardsQualifiers>;
7038 def warn_incompatible_vectors : Warning<
7039 "incompatible vector types "
7040 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7041 "|%diff{passing $ to parameter of type $|"
7042 "passing to parameter of different type}0,1"
7043 "|%diff{returning $ from a function with result type $|"
7044 "returning from function with different return type}0,1"
7045 "|%diff{converting $ to type $|converting between types}0,1"
7046 "|%diff{initializing $ with an expression of type $|"
7047 "initializing with expression of different type}0,1"
7048 "|%diff{sending $ to parameter of type $|"
7049 "sending to parameter of different type}0,1"
7050 "|%diff{casting $ to type $|casting between types}0,1}2">,
7051 InGroup<VectorConversion>, DefaultIgnore;
7052 def err_int_to_block_pointer : Error<
7053 "invalid block pointer conversion "
7054 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7055 "|%diff{passing $ to parameter of type $|"
7056 "passing to parameter of different type}0,1"
7057 "|%diff{returning $ from a function with result type $|"
7058 "returning from function with different return type}0,1"
7059 "|%diff{converting $ to type $|converting between types}0,1"
7060 "|%diff{initializing $ with an expression of type $|"
7061 "initializing with expression of different type}0,1"
7062 "|%diff{sending $ to parameter of type $|"
7063 "sending to parameter of different type}0,1"
7064 "|%diff{casting $ to type $|casting between types}0,1}2">;
7065 def err_typecheck_convert_incompatible_block_pointer : Error<
7066 "incompatible block pointer types "
7067 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7068 "|%diff{passing $ to parameter of type $|"
7069 "passing to parameter of different type}0,1"
7070 "|%diff{returning $ from a function with result type $|"
7071 "returning from function with different return type}0,1"
7072 "|%diff{converting $ to type $|converting between types}0,1"
7073 "|%diff{initializing $ with an expression of type $|"
7074 "initializing with expression of different type}0,1"
7075 "|%diff{sending $ to parameter of type $|"
7076 "sending to parameter of different type}0,1"
7077 "|%diff{casting $ to type $|casting between types}0,1}2">;
7078 def err_typecheck_incompatible_address_space : Error<
7079 "%select{%diff{assigning $ to $|assigning to different types}1,0"
7080 "|%diff{passing $ to parameter of type $|"
7081 "passing to parameter of different type}0,1"
7082 "|%diff{returning $ from a function with result type $|"
7083 "returning from function with different return type}0,1"
7084 "|%diff{converting $ to type $|converting between types}0,1"
7085 "|%diff{initializing $ with an expression of type $|"
7086 "initializing with expression of different type}0,1"
7087 "|%diff{sending $ to parameter of type $|"
7088 "sending to parameter of different type}0,1"
7089 "|%diff{casting $ to type $|casting between types}0,1}2"
7090 " changes address space of pointer">;
7091 def err_typecheck_incompatible_nested_address_space : Error<
7092 "%select{%diff{assigning $ to $|assigning to different types}1,0"
7093 "|%diff{passing $ to parameter of type $|"
7094 "passing to parameter of different type}0,1"
7095 "|%diff{returning $ from a function with result type $|"
7096 "returning from function with different return type}0,1"
7097 "|%diff{converting $ to type $|converting between types}0,1"
7098 "|%diff{initializing $ with an expression of type $|"
7099 "initializing with expression of different type}0,1"
7100 "|%diff{sending $ to parameter of type $|"
7101 "sending to parameter of different type}0,1"
7102 "|%diff{casting $ to type $|casting between types}0,1}2"
7103 " changes address space of nested pointer">;
7104 def err_typecheck_incompatible_ownership : Error<
7105 "%select{%diff{assigning $ to $|assigning to different types}1,0"
7106 "|%diff{passing $ to parameter of type $|"
7107 "passing to parameter of different type}0,1"
7108 "|%diff{returning $ from a function with result type $|"
7109 "returning from function with different return type}0,1"
7110 "|%diff{converting $ to type $|converting between types}0,1"
7111 "|%diff{initializing $ with an expression of type $|"
7112 "initializing with expression of different type}0,1"
7113 "|%diff{sending $ to parameter of type $|"
7114 "sending to parameter of different type}0,1"
7115 "|%diff{casting $ to type $|casting between types}0,1}2"
7116 " changes retain/release properties of pointer">;
7117 def err_typecheck_comparison_of_distinct_blocks : Error<
7118 "comparison of distinct block types%diff{ ($ and $)|}0,1">;
7120 def err_typecheck_array_not_modifiable_lvalue : Error<
7121 "array type %0 is not assignable">;
7122 def err_typecheck_non_object_not_modifiable_lvalue : Error<
7123 "non-object type %0 is not assignable">;
7124 def err_typecheck_expression_not_modifiable_lvalue : Error<
7125 "expression is not assignable">;
7126 def err_typecheck_incomplete_type_not_modifiable_lvalue : Error<
7127 "incomplete type %0 is not assignable">;
7128 def err_typecheck_lvalue_casts_not_supported : Error<
7129 "assignment to cast is illegal, lvalue casts are not supported">;
7131 def err_typecheck_duplicate_vector_components_not_mlvalue : Error<
7132 "vector is not assignable (contains duplicate components)">;
7133 def err_block_decl_ref_not_modifiable_lvalue : Error<
7134 "variable is not assignable (missing __block type specifier)">;
7135 def err_lambda_decl_ref_not_modifiable_lvalue : Error<
7136 "cannot assign to a variable captured by copy in a non-mutable lambda">;
7137 def err_typecheck_call_not_function : Error<
7138 "called object type %0 is not a function or function pointer">;
7139 def err_call_incomplete_return : Error<
7140 "calling function with incomplete return type %0">;
7141 def err_call_function_incomplete_return : Error<
7142 "calling %0 with incomplete return type %1">;
7143 def err_call_incomplete_argument : Error<
7144 "argument type %0 is incomplete">;
7145 def err_typecheck_call_too_few_args : Error<
7146 "too few %select{|||execution configuration }0arguments to "
7147 "%select{function|block|method|kernel function}0 call, "
7148 "expected %1, have %2">;
7149 def err_typecheck_call_too_few_args_one : Error<
7150 "too few %select{|||execution configuration }0arguments to "
7151 "%select{function|block|method|kernel function}0 call, "
7152 "single argument %1 was not specified">;
7153 def err_typecheck_call_too_few_args_at_least : Error<
7154 "too few %select{|||execution configuration }0arguments to "
7155 "%select{function|block|method|kernel function}0 call, "
7156 "expected at least %1, have %2">;
7157 def err_typecheck_call_too_few_args_at_least_one : Error<
7158 "too few %select{|||execution configuration }0arguments to "
7159 "%select{function|block|method|kernel function}0 call, "
7160 "at least argument %1 must be specified">;
7161 def err_typecheck_call_too_few_args_suggest : Error<
7162 "too few %select{|||execution configuration }0arguments to "
7163 "%select{function|block|method|kernel function}0 call, "
7164 "expected %1, have %2; did you mean %3?">;
7165 def err_typecheck_call_too_few_args_at_least_suggest : Error<
7166 "too few %select{|||execution configuration }0arguments to "
7167 "%select{function|block|method|kernel function}0 call, "
7168 "expected at least %1, have %2; did you mean %3?">;
7169 def err_typecheck_call_too_many_args : Error<
7170 "too many %select{|||execution configuration }0arguments to "
7171 "%select{function|block|method|kernel function}0 call, "
7172 "expected %1, have %2">;
7173 def err_typecheck_call_too_many_args_one : Error<
7174 "too many %select{|||execution configuration }0arguments to "
7175 "%select{function|block|method|kernel function}0 call, "
7176 "expected single argument %1, have %2 arguments">;
7177 def err_typecheck_call_too_many_args_at_most : Error<
7178 "too many %select{|||execution configuration }0arguments to "
7179 "%select{function|block|method|kernel function}0 call, "
7180 "expected at most %1, have %2">;
7181 def err_typecheck_call_too_many_args_at_most_one : Error<
7182 "too many %select{|||execution configuration }0arguments to "
7183 "%select{function|block|method|kernel function}0 call, "
7184 "expected at most single argument %1, have %2 arguments">;
7185 def err_typecheck_call_too_many_args_suggest : Error<
7186 "too many %select{|||execution configuration }0arguments to "
7187 "%select{function|block|method|kernel function}0 call, "
7188 "expected %1, have %2; did you mean %3?">;
7189 def err_typecheck_call_too_many_args_at_most_suggest : Error<
7190 "too many %select{|||execution configuration }0arguments to "
7191 "%select{function|block|method|kernel function}0 call, "
7192 "expected at most %1, have %2; did you mean %3?">;
7194 def err_arc_typecheck_convert_incompatible_pointer : Error<
7195 "incompatible pointer types passing retainable parameter of type %0"
7196 "to a CF function expecting %1 type">;
7198 def err_builtin_fn_use : Error<"builtin functions must be directly called">;
7200 def warn_call_wrong_number_of_arguments : Warning<
7201 "too %select{few|many}0 arguments in call to %1">;
7202 def err_atomic_builtin_must_be_pointer : Error<
7203 "address argument to atomic builtin must be a pointer (%0 invalid)">;
7204 def err_atomic_builtin_must_be_pointer_intptr : Error<
7205 "address argument to atomic builtin must be a pointer to integer or pointer"
7207 def err_atomic_builtin_cannot_be_const : Error<
7208 "address argument to atomic builtin cannot be const-qualified (%0 invalid)">;
7209 def err_atomic_builtin_must_be_pointer_intfltptr : Error<
7210 "address argument to atomic builtin must be a pointer to integer,"
7211 " floating-point or pointer (%0 invalid)">;
7212 def err_atomic_builtin_pointer_size : Error<
7213 "address argument to atomic builtin must be a pointer to 1,2,4,8 or 16 byte "
7214 "type (%0 invalid)">;
7215 def err_atomic_exclusive_builtin_pointer_size : Error<
7216 "address argument to load or store exclusive builtin must be a pointer to"
7217 " 1,2,4 or 8 byte type (%0 invalid)">;
7218 def err_atomic_op_needs_atomic : Error<
7219 "address argument to atomic operation must be a pointer to _Atomic "
7220 "type (%0 invalid)">;
7221 def err_atomic_op_needs_non_const_atomic : Error<
7222 "address argument to atomic operation must be a pointer to non-%select{const|constant}0 _Atomic "
7223 "type (%1 invalid)">;
7224 def err_atomic_op_needs_non_const_pointer : Error<
7225 "address argument to atomic operation must be a pointer to non-const "
7226 "type (%0 invalid)">;
7227 def err_atomic_op_needs_trivial_copy : Error<
7228 "address argument to atomic operation must be a pointer to a "
7229 "trivially-copyable type (%0 invalid)">;
7230 def err_atomic_op_needs_atomic_int_or_ptr : Error<
7231 "address argument to atomic operation must be a pointer to %select{|atomic }0"
7232 "integer or pointer (%1 invalid)">;
7233 def err_atomic_op_needs_int32_or_ptr : Error<
7234 "address argument to atomic operation must be a pointer to signed or unsigned 32-bit integer">;
7235 def err_atomic_op_bitwise_needs_atomic_int : Error<
7236 "address argument to bitwise atomic operation must be a pointer to "
7237 "%select{|atomic }0integer (%1 invalid)">;
7238 def warn_atomic_op_has_invalid_memory_order : Warning<
7239 "memory order argument to atomic operation is invalid">,
7240 InGroup<DiagGroup<"atomic-memory-ordering">>;
7241 def err_atomic_op_has_invalid_synch_scope : Error<
7242 "synchronization scope argument to atomic operation is invalid">;
7243 def warn_atomic_implicit_seq_cst : Warning<
7244 "implicit use of sequentially-consistent atomic may incur stronger memory barriers than necessary">,
7245 InGroup<DiagGroup<"atomic-implicit-seq-cst">>, DefaultIgnore;
7247 def err_overflow_builtin_must_be_int : Error<
7248 "operand argument to overflow builtin must be an integer (%0 invalid)">;
7249 def err_overflow_builtin_must_be_ptr_int : Error<
7250 "result argument to overflow builtin must be a pointer "
7251 "to a non-const integer (%0 invalid)">;
7253 def err_atomic_load_store_uses_lib : Error<
7254 "atomic %select{load|store}0 requires runtime support that is not "
7255 "available for this target">;
7257 def err_nontemporal_builtin_must_be_pointer : Error<
7258 "address argument to nontemporal builtin must be a pointer (%0 invalid)">;
7259 def err_nontemporal_builtin_must_be_pointer_intfltptr_or_vector : Error<
7260 "address argument to nontemporal builtin must be a pointer to integer, float, "
7261 "pointer, or a vector of such types (%0 invalid)">;
7263 def err_deleted_function_use : Error<"attempt to use a deleted function">;
7264 def err_deleted_inherited_ctor_use : Error<
7265 "constructor inherited by %0 from base class %1 is implicitly deleted">;
7267 def note_called_by : Note<"called by %0">;
7268 def err_kern_type_not_void_return : Error<
7269 "kernel function type %0 must have void return type">;
7270 def err_kern_is_nonstatic_method : Error<
7271 "kernel function %0 must be a free function or static member function">;
7272 def err_config_scalar_return : Error<
7273 "CUDA special function '%0' must have scalar return type">;
7274 def err_kern_call_not_global_function : Error<
7275 "kernel call to non-global function %0">;
7276 def err_global_call_not_config : Error<
7277 "call to global function %0 not configured">;
7278 def err_ref_bad_target : Error<
7279 "reference to %select{__device__|__global__|__host__|__host__ __device__}0 "
7280 "function %1 in %select{__device__|__global__|__host__|__host__ __device__}2 function">;
7281 def err_ref_bad_target_global_initializer : Error<
7282 "reference to %select{__device__|__global__|__host__|__host__ __device__}0 "
7283 "function %1 in global initializer">;
7284 def warn_kern_is_method : Extension<
7285 "kernel function %0 is a member function; this may not be accepted by nvcc">,
7286 InGroup<CudaCompat>;
7287 def warn_kern_is_inline : Warning<
7288 "ignored 'inline' attribute on kernel function %0">,
7289 InGroup<CudaCompat>;
7290 def err_variadic_device_fn : Error<
7291 "CUDA device code does not support variadic functions">;
7292 def err_va_arg_in_device : Error<
7293 "CUDA device code does not support va_arg">;
7294 def err_alias_not_supported_on_nvptx : Error<"CUDA does not support aliases">;
7295 def err_cuda_unattributed_constexpr_cannot_overload_device : Error<
7296 "constexpr function %0 without __host__ or __device__ attributes cannot "
7297 "overload __device__ function with same signature. Add a __host__ "
7298 "attribute, or build with -fno-cuda-host-device-constexpr.">;
7299 def note_cuda_conflicting_device_function_declared_here : Note<
7300 "conflicting __device__ function declared here">;
7301 def err_cuda_device_exceptions : Error<
7302 "cannot use '%0' in "
7303 "%select{__device__|__global__|__host__|__host__ __device__}1 function">;
7304 def err_dynamic_var_init : Error<
7305 "dynamic initialization is not supported for "
7306 "__device__, __constant__, and __shared__ variables.">;
7307 def err_shared_var_init : Error<
7308 "initialization is not supported for __shared__ variables.">;
7309 def err_device_static_local_var : Error<
7310 "within a %select{__device__|__global__|__host__|__host__ __device__}0 "
7311 "function, only __shared__ variables or const variables without device "
7312 "memory qualifier may be marked 'static'">;
7313 def err_cuda_vla : Error<
7314 "cannot use variable-length arrays in "
7315 "%select{__device__|__global__|__host__|__host__ __device__}0 functions">;
7316 def err_cuda_extern_shared : Error<"__shared__ variable %0 cannot be 'extern'">;
7317 def err_cuda_host_shared : Error<
7318 "__shared__ local variables not allowed in "
7319 "%select{__device__|__global__|__host__|__host__ __device__}0 functions">;
7320 def err_cuda_nonglobal_constant : Error<"__constant__ variables must be global">;
7321 def err_cuda_ovl_target : Error<
7322 "%select{__device__|__global__|__host__|__host__ __device__}0 function %1 "
7323 "cannot overload %select{__device__|__global__|__host__|__host__ __device__}2 function %3">;
7324 def note_cuda_ovl_candidate_target_mismatch : Note<
7325 "candidate template ignored: target attributes do not match">;
7327 def warn_non_pod_vararg_with_format_string : Warning<
7328 "cannot pass %select{non-POD|non-trivial}0 object of type %1 to variadic "
7329 "%select{function|block|method|constructor}2; expected type from format "
7330 "string was %3">, InGroup<NonPODVarargs>, DefaultError;
7331 // The arguments to this diagnostic should match the warning above.
7332 def err_cannot_pass_objc_interface_to_vararg_format : Error<
7333 "cannot pass object with interface type %1 by value to variadic "
7334 "%select{function|block|method|constructor}2; expected type from format "
7336 def err_cannot_pass_non_trivial_c_struct_to_vararg : Error<
7337 "cannot pass non-trivial C object of type %0 by value to variadic "
7338 "%select{function|block|method|constructor}1">;
7341 def err_cannot_pass_objc_interface_to_vararg : Error<
7342 "cannot pass object with interface type %0 by value through variadic "
7343 "%select{function|block|method|constructor}1">;
7344 def warn_cannot_pass_non_pod_arg_to_vararg : Warning<
7345 "cannot pass object of %select{non-POD|non-trivial}0 type %1 through variadic"
7346 " %select{function|block|method|constructor}2; call will abort at runtime">,
7347 InGroup<NonPODVarargs>, DefaultError;
7348 def warn_cxx98_compat_pass_non_pod_arg_to_vararg : Warning<
7349 "passing object of trivial but non-POD type %0 through variadic"
7350 " %select{function|block|method|constructor}1 is incompatible with C++98">,
7351 InGroup<CXX98Compat>, DefaultIgnore;
7352 def warn_pass_class_arg_to_vararg : Warning<
7353 "passing object of class type %0 through variadic "
7354 "%select{function|block|method|constructor}1"
7355 "%select{|; did you mean to call '%3'?}2">,
7356 InGroup<ClassVarargs>, DefaultIgnore;
7357 def err_cannot_pass_to_vararg : Error<
7358 "cannot pass %select{expression of type %1|initializer list}0 to variadic "
7359 "%select{function|block|method|constructor}2">;
7360 def err_cannot_pass_to_vararg_format : Error<
7361 "cannot pass %select{expression of type %1|initializer list}0 to variadic "
7362 "%select{function|block|method|constructor}2; expected type from format "
7365 def err_typecheck_call_invalid_ordered_compare : Error<
7366 "ordered compare requires two args of floating point type"
7367 "%diff{ ($ and $)|}0,1">;
7368 def err_typecheck_call_invalid_unary_fp : Error<
7369 "floating point classification requires argument of floating point type "
7371 def err_typecheck_cond_expect_int_float : Error<
7372 "used type %0 where integer or floating point type is required">;
7373 def err_typecheck_cond_expect_scalar : Error<
7374 "used type %0 where arithmetic or pointer type is required">;
7375 def err_typecheck_cond_expect_nonfloat : Error<
7376 "used type %0 where floating point type is not allowed">;
7377 def ext_typecheck_cond_one_void : Extension<
7378 "C99 forbids conditional expressions with only one void side">;
7379 def err_typecheck_cast_to_incomplete : Error<
7380 "cast to incomplete type %0">;
7381 def ext_typecheck_cast_nonscalar : Extension<
7382 "C99 forbids casting nonscalar type %0 to the same type">;
7383 def ext_typecheck_cast_to_union : Extension<
7384 "cast to union type is a GNU extension">,
7385 InGroup<GNUUnionCast>;
7386 def err_typecheck_cast_to_union_no_type : Error<
7387 "cast to union type from type %0 not present in union">;
7388 def err_cast_pointer_from_non_pointer_int : Error<
7389 "operand of type %0 cannot be cast to a pointer type">;
7390 def warn_cast_pointer_from_sel : Warning<
7391 "cast of type %0 to %1 is deprecated; use sel_getName instead">,
7392 InGroup<SelTypeCast>;
7393 def warn_function_def_in_objc_container : Warning<
7394 "function definition inside an Objective-C container is deprecated">,
7395 InGroup<FunctionDefInObjCContainer>;
7397 def warn_cast_calling_conv : Warning<
7398 "cast between incompatible calling conventions '%0' and '%1'; "
7399 "calls through this pointer may abort at runtime">,
7400 InGroup<DiagGroup<"cast-calling-convention">>;
7401 def note_change_calling_conv_fixit : Note<
7402 "consider defining %0 with the '%1' calling convention">;
7403 def warn_bad_function_cast : Warning<
7404 "cast from function call of type %0 to non-matching type %1">,
7405 InGroup<BadFunctionCast>, DefaultIgnore;
7406 def err_cast_pointer_to_non_pointer_int : Error<
7407 "pointer cannot be cast to type %0">;
7408 def err_typecheck_expect_scalar_operand : Error<
7409 "operand of type %0 where arithmetic or pointer type is required">;
7410 def err_typecheck_cond_incompatible_operands : Error<
7411 "incompatible operand types%diff{ ($ and $)|}0,1">;
7412 def err_cast_selector_expr : Error<
7413 "cannot type cast @selector expression">;
7414 def ext_typecheck_cond_incompatible_pointers : ExtWarn<
7415 "pointer type mismatch%diff{ ($ and $)|}0,1">,
7416 InGroup<DiagGroup<"pointer-type-mismatch">>;
7417 def ext_typecheck_cond_pointer_integer_mismatch : ExtWarn<
7418 "pointer/integer type mismatch in conditional expression"
7419 "%diff{ ($ and $)|}0,1">,
7420 InGroup<DiagGroup<"conditional-type-mismatch">>;
7421 def err_typecheck_choose_expr_requires_constant : Error<
7422 "'__builtin_choose_expr' requires a constant expression">;
7423 def warn_unused_expr : Warning<"expression result unused">,
7424 InGroup<UnusedValue>;
7425 def warn_unused_voidptr : Warning<
7426 "expression result unused; should this cast be to 'void'?">,
7427 InGroup<UnusedValue>;
7428 def warn_unused_property_expr : Warning<
7429 "property access result unused - getters should not be used for side effects">,
7430 InGroup<UnusedGetterReturnValue>;
7431 def warn_unused_container_subscript_expr : Warning<
7432 "container access result unused - container access should not be used for side effects">,
7433 InGroup<UnusedValue>;
7434 def warn_unused_call : Warning<
7435 "ignoring return value of function declared with %0 attribute">,
7436 InGroup<UnusedValue>;
7437 def warn_side_effects_unevaluated_context : Warning<
7438 "expression with side effects has no effect in an unevaluated context">,
7439 InGroup<UnevaluatedExpression>;
7440 def warn_side_effects_typeid : Warning<
7441 "expression with side effects will be evaluated despite being used as an "
7442 "operand to 'typeid'">, InGroup<PotentiallyEvaluatedExpression>;
7443 def warn_unused_result : Warning<
7444 "ignoring return value of function declared with %0 attribute">,
7445 InGroup<UnusedResult>;
7446 def warn_unused_volatile : Warning<
7447 "expression result unused; assign into a variable to force a volatile load">,
7448 InGroup<DiagGroup<"unused-volatile-lvalue">>;
7450 def ext_cxx14_attr : Extension<
7451 "use of the %0 attribute is a C++14 extension">, InGroup<CXX14>;
7452 def ext_cxx17_attr : Extension<
7453 "use of the %0 attribute is a C++17 extension">, InGroup<CXX17>;
7455 def warn_unused_comparison : Warning<
7456 "%select{equality|inequality|relational|three-way}0 comparison result unused">,
7457 InGroup<UnusedComparison>;
7458 def note_inequality_comparison_to_or_assign : Note<
7459 "use '|=' to turn this inequality comparison into an or-assignment">;
7461 def err_incomplete_type_used_in_type_trait_expr : Error<
7462 "incomplete type %0 used in type trait expression">;
7464 def err_require_constant_init_failed : Error<
7465 "variable does not have a constant initializer">;
7466 def note_declared_required_constant_init_here : Note<
7467 "required by 'require_constant_initialization' attribute here">;
7469 def err_dimension_expr_not_constant_integer : Error<
7470 "dimension expression does not evaluate to a constant unsigned int">;
7472 def err_typecheck_cond_incompatible_operands_null : Error<
7473 "non-pointer operand type %0 incompatible with %select{NULL|nullptr}1">;
7474 def ext_empty_struct_union : Extension<
7475 "empty %select{struct|union}0 is a GNU extension">, InGroup<GNUEmptyStruct>;
7476 def ext_no_named_members_in_struct_union : Extension<
7477 "%select{struct|union}0 without named members is a GNU extension">, InGroup<GNUEmptyStruct>;
7478 def warn_zero_size_struct_union_compat : Warning<"%select{|empty }0"
7479 "%select{struct|union}1 has size 0 in C, %select{size 1|non-zero size}2 in C++">,
7480 InGroup<CXXCompat>, DefaultIgnore;
7481 def warn_zero_size_struct_union_in_extern_c : Warning<"%select{|empty }0"
7482 "%select{struct|union}1 has size 0 in C, %select{size 1|non-zero size}2 in C++">,
7483 InGroup<ExternCCompat>;
7484 def warn_cast_qual : Warning<"cast from %0 to %1 drops %select{const and "
7485 "volatile qualifiers|const qualifier|volatile qualifier}2">,
7486 InGroup<CastQual>, DefaultIgnore;
7487 def warn_cast_qual2 : Warning<"cast from %0 to %1 must have all intermediate "
7488 "pointers const qualified to be safe">, InGroup<CastQual>, DefaultIgnore;
7489 def warn_redefine_extname_not_applied : Warning<
7490 "#pragma redefine_extname is applicable to external C declarations only; "
7491 "not applied to %select{function|variable}0 %1">,
7493 } // End of general sema category.
7496 let CategoryName = "Inline Assembly Issue" in {
7497 def err_asm_invalid_lvalue_in_output : Error<"invalid lvalue in asm output">;
7498 def err_asm_invalid_output_constraint : Error<
7499 "invalid output constraint '%0' in asm">;
7500 def err_asm_invalid_lvalue_in_input : Error<
7501 "invalid lvalue in asm input for constraint '%0'">;
7502 def err_asm_invalid_input_constraint : Error<
7503 "invalid input constraint '%0' in asm">;
7504 def err_asm_immediate_expected : Error<"constraint '%0' expects "
7505 "an integer constant expression">;
7506 def err_asm_tying_incompatible_types : Error<
7507 "unsupported inline asm: input with type "
7508 "%diff{$ matching output with type $|}0,1">;
7509 def err_asm_unexpected_constraint_alternatives : Error<
7510 "asm constraint has an unexpected number of alternatives: %0 vs %1">;
7511 def err_asm_incomplete_type : Error<"asm operand has incomplete type %0">;
7512 def err_asm_unknown_register_name : Error<"unknown register name '%0' in asm">;
7513 def err_asm_invalid_global_var_reg : Error<"register '%0' unsuitable for "
7514 "global register variables on this target">;
7515 def err_asm_register_size_mismatch : Error<"size of register '%0' does not "
7516 "match variable size">;
7517 def err_asm_bad_register_type : Error<"bad type for named register variable">;
7518 def err_asm_invalid_input_size : Error<
7519 "invalid input size for constraint '%0'">;
7520 def err_asm_invalid_output_size : Error<
7521 "invalid output size for constraint '%0'">;
7522 def err_invalid_asm_cast_lvalue : Error<
7523 "invalid use of a cast in a inline asm context requiring an l-value: "
7524 "remove the cast or build with -fheinous-gnu-extensions">;
7525 def err_invalid_asm_value_for_constraint
7526 : Error <"value '%0' out of range for constraint '%1'">;
7527 def err_asm_non_addr_value_in_memory_constraint : Error <
7528 "reference to a %select{bit-field|vector element|global register variable}0"
7529 " in asm %select{input|output}1 with a memory constraint '%2'">;
7530 def err_asm_input_duplicate_match : Error<
7531 "more than one input constraint matches the same output '%0'">;
7533 def warn_asm_label_on_auto_decl : Warning<
7534 "ignored asm label '%0' on automatic variable">;
7535 def warn_invalid_asm_cast_lvalue : Warning<
7536 "invalid use of a cast in an inline asm context requiring an l-value: "
7537 "accepted due to -fheinous-gnu-extensions, but clang may remove support "
7538 "for this in the future">;
7539 def warn_asm_mismatched_size_modifier : Warning<
7540 "value size does not match register size specified by the constraint "
7542 InGroup<ASMOperandWidths>;
7544 def note_asm_missing_constraint_modifier : Note<
7545 "use constraint modifier \"%0\"">;
7546 def note_asm_input_duplicate_first : Note<
7547 "constraint '%0' is already present here">;
7548 def error_duplicate_asm_operand_name : Error<
7549 "duplicate use of asm operand name \"%0\"">;
7550 def note_duplicate_asm_operand_name : Note<
7551 "asm operand name \"%0\" first referenced here">;
7554 def error_inoutput_conflict_with_clobber : Error<
7555 "asm-specifier for input or output variable conflicts with asm"
7558 let CategoryName = "Semantic Issue" in {
7560 def err_invalid_conversion_between_vectors : Error<
7561 "invalid conversion between vector type%diff{ $ and $|}0,1 of different "
7563 def err_invalid_conversion_between_vector_and_integer : Error<
7564 "invalid conversion between vector type %0 and integer type %1 "
7565 "of different size">;
7567 def err_opencl_function_pointer : Error<
7568 "pointers to functions are not allowed">;
7570 def err_opencl_taking_address_capture : Error<
7571 "taking address of a capture is not allowed">;
7573 def err_invalid_conversion_between_vector_and_scalar : Error<
7574 "invalid conversion between vector type %0 and scalar type %1">;
7576 // C++ member initializers.
7577 def err_only_constructors_take_base_inits : Error<
7578 "only constructors take base initializers">;
7580 def err_multiple_mem_initialization : Error <
7581 "multiple initializations given for non-static member %0">;
7582 def err_multiple_mem_union_initialization : Error <
7583 "initializing multiple members of union">;
7584 def err_multiple_base_initialization : Error <
7585 "multiple initializations given for base %0">;
7587 def err_mem_init_not_member_or_class : Error<
7588 "member initializer %0 does not name a non-static data member or base "
7591 def warn_initializer_out_of_order : Warning<
7592 "%select{field|base class}0 %1 will be initialized after "
7593 "%select{field|base}2 %3">,
7594 InGroup<Reorder>, DefaultIgnore;
7595 def warn_abstract_vbase_init_ignored : Warning<
7596 "initializer for virtual base class %0 of abstract class %1 "
7597 "will never be used">,
7598 InGroup<DiagGroup<"abstract-vbase-init">>, DefaultIgnore;
7600 def err_base_init_does_not_name_class : Error<
7601 "constructor initializer %0 does not name a class">;
7602 def err_base_init_direct_and_virtual : Error<
7603 "base class initializer %0 names both a direct base class and an "
7604 "inherited virtual base class">;
7605 def err_not_direct_base_or_virtual : Error<
7606 "type %0 is not a direct or virtual base of %1">;
7608 def err_in_class_initializer_non_const : Error<
7609 "non-const static data member must be initialized out of line">;
7610 def err_in_class_initializer_volatile : Error<
7611 "static const volatile data member must be initialized out of line">;
7612 def err_in_class_initializer_bad_type : Error<
7613 "static data member of type %0 must be initialized out of line">;
7614 def ext_in_class_initializer_float_type : ExtWarn<
7615 "in-class initializer for static data member of type %0 is a GNU extension">,
7616 InGroup<GNUStaticFloatInit>;
7617 def ext_in_class_initializer_float_type_cxx11 : ExtWarn<
7618 "in-class initializer for static data member of type %0 requires "
7619 "'constexpr' specifier">, InGroup<StaticFloatInit>, DefaultError;
7620 def note_in_class_initializer_float_type_cxx11 : Note<"add 'constexpr'">;
7621 def err_in_class_initializer_literal_type : Error<
7622 "in-class initializer for static data member of type %0 requires "
7623 "'constexpr' specifier">;
7624 def err_in_class_initializer_non_constant : Error<
7625 "in-class initializer for static data member is not a constant expression">;
7626 def err_in_class_initializer_not_yet_parsed : Error<
7627 "default member initializer for %1 needed within definition of enclosing "
7628 "class %0 outside of member functions">;
7629 def note_in_class_initializer_not_yet_parsed : Note<
7630 "default member initializer declared here">;
7631 def err_in_class_initializer_cycle
7632 : Error<"default member initializer for %0 uses itself">;
7634 def ext_in_class_initializer_non_constant : Extension<
7635 "in-class initializer for static data member is not a constant expression; "
7636 "folding it to a constant is a GNU extension">, InGroup<GNUFoldingConstant>;
7638 def err_thread_dynamic_init : Error<
7639 "initializer for thread-local variable must be a constant expression">;
7640 def err_thread_nontrivial_dtor : Error<
7641 "type of thread-local variable has non-trivial destruction">;
7642 def note_use_thread_local : Note<
7643 "use 'thread_local' to allow this">;
7645 // C++ anonymous unions and GNU anonymous structs/unions
7646 def ext_anonymous_union : Extension<
7647 "anonymous unions are a C11 extension">, InGroup<C11>;
7648 def ext_gnu_anonymous_struct : Extension<
7649 "anonymous structs are a GNU extension">, InGroup<GNUAnonymousStruct>;
7650 def ext_c11_anonymous_struct : Extension<
7651 "anonymous structs are a C11 extension">, InGroup<C11>;
7652 def err_anonymous_union_not_static : Error<
7653 "anonymous unions at namespace or global scope must be declared 'static'">;
7654 def err_anonymous_union_with_storage_spec : Error<
7655 "anonymous union at class scope must not have a storage specifier">;
7656 def err_anonymous_struct_not_member : Error<
7657 "anonymous %select{structs|structs and classes}0 must be "
7658 "%select{struct or union|class}0 members">;
7659 def err_anonymous_record_member_redecl : Error<
7660 "member of anonymous %select{struct|union}0 redeclares %1">;
7661 def err_anonymous_record_with_type : Error<
7662 "types cannot be declared in an anonymous %select{struct|union}0">;
7663 def ext_anonymous_record_with_type : Extension<
7664 "types declared in an anonymous %select{struct|union}0 are a Microsoft "
7665 "extension">, InGroup<MicrosoftAnonTag>;
7666 def ext_anonymous_record_with_anonymous_type : Extension<
7667 "anonymous types declared in an anonymous %select{struct|union}0 "
7668 "are an extension">, InGroup<DiagGroup<"nested-anon-types">>;
7669 def err_anonymous_record_with_function : Error<
7670 "functions cannot be declared in an anonymous %select{struct|union}0">;
7671 def err_anonymous_record_with_static : Error<
7672 "static members cannot be declared in an anonymous %select{struct|union}0">;
7673 def err_anonymous_record_bad_member : Error<
7674 "anonymous %select{struct|union}0 can only contain non-static data members">;
7675 def err_anonymous_record_nonpublic_member : Error<
7676 "anonymous %select{struct|union}0 cannot contain a "
7677 "%select{private|protected}1 data member">;
7678 def ext_ms_anonymous_record : ExtWarn<
7679 "anonymous %select{structs|unions}0 are a Microsoft extension">,
7680 InGroup<MicrosoftAnonTag>;
7682 // C++ local classes
7683 def err_reference_to_local_in_enclosing_context : Error<
7684 "reference to local %select{variable|binding}1 %0 declared in enclosing "
7685 "%select{%3|block literal|lambda expression|context}2">;
7687 def err_static_data_member_not_allowed_in_local_class : Error<
7688 "static data member %0 not allowed in local class %1">;
7690 // C++ derived classes
7691 def err_base_clause_on_union : Error<"unions cannot have base classes">;
7692 def err_base_must_be_class : Error<"base specifier must name a class">;
7693 def err_union_as_base_class : Error<"unions cannot be base classes">;
7694 def err_circular_inheritance : Error<
7695 "circular inheritance between %0 and %1">;
7696 def err_base_class_has_flexible_array_member : Error<
7697 "base class %0 has a flexible array member">;
7698 def err_incomplete_base_class : Error<"base class has incomplete type">;
7699 def err_duplicate_base_class : Error<
7700 "base class %0 specified more than once as a direct base class">;
7701 def warn_inaccessible_base_class : Warning<
7702 "direct base %0 is inaccessible due to ambiguity:%1">,
7703 InGroup<DiagGroup<"inaccessible-base">>;
7704 // FIXME: better way to display derivation? Pass entire thing into diagclient?
7705 def err_ambiguous_derived_to_base_conv : Error<
7706 "ambiguous conversion from derived class %0 to base class %1:%2">;
7707 def err_ambiguous_memptr_conv : Error<
7708 "ambiguous conversion from pointer to member of %select{base|derived}0 "
7709 "class %1 to pointer to member of %select{derived|base}0 class %2:%3">;
7710 def ext_ms_ambiguous_direct_base : ExtWarn<
7711 "accessing inaccessible direct base %0 of %1 is a Microsoft extension">,
7712 InGroup<MicrosoftInaccessibleBase>;
7714 def err_memptr_conv_via_virtual : Error<
7715 "conversion from pointer to member of class %0 to pointer to member "
7716 "of class %1 via virtual base %2 is not allowed">;
7718 // C++ member name lookup
7719 def err_ambiguous_member_multiple_subobjects : Error<
7720 "non-static member %0 found in multiple base-class subobjects of type %1:%2">;
7721 def err_ambiguous_member_multiple_subobject_types : Error<
7722 "member %0 found in multiple base classes of different types">;
7723 def note_ambiguous_member_found : Note<"member found by ambiguous name lookup">;
7724 def err_ambiguous_reference : Error<"reference to %0 is ambiguous">;
7725 def note_ambiguous_candidate : Note<"candidate found by name lookup is %q0">;
7726 def err_ambiguous_tag_hiding : Error<"a type named %0 is hidden by a "
7727 "declaration in a different namespace">;
7728 def note_hidden_tag : Note<"type declaration hidden">;
7729 def note_hiding_object : Note<"declaration hides type">;
7731 // C++ operator overloading
7732 def err_operator_overload_needs_class_or_enum : Error<
7733 "overloaded %0 must have at least one parameter of class "
7734 "or enumeration type">;
7736 def err_operator_overload_variadic : Error<"overloaded %0 cannot be variadic">;
7737 def err_operator_overload_static : Error<
7738 "overloaded %0 cannot be a static member function">;
7739 def err_operator_overload_default_arg : Error<
7740 "parameter of overloaded %0 cannot have a default argument">;
7741 def err_operator_overload_must_be : Error<
7742 "overloaded %0 must be a %select{unary|binary|unary or binary}2 operator "
7743 "(has %1 parameter%s1)">;
7745 def err_operator_overload_must_be_member : Error<
7746 "overloaded %0 must be a non-static member function">;
7747 def err_operator_overload_post_incdec_must_be_int : Error<
7748 "parameter of overloaded post-%select{increment|decrement}1 operator must "
7749 "have type 'int' (not %0)">;
7751 // C++ allocation and deallocation functions.
7752 def err_operator_new_delete_declared_in_namespace : Error<
7753 "%0 cannot be declared inside a namespace">;
7754 def err_operator_new_delete_declared_static : Error<
7755 "%0 cannot be declared static in global scope">;
7756 def ext_operator_new_delete_declared_inline : ExtWarn<
7757 "replacement function %0 cannot be declared 'inline'">,
7758 InGroup<DiagGroup<"inline-new-delete">>;
7759 def err_operator_new_delete_invalid_result_type : Error<
7760 "%0 must return type %1">;
7761 def err_operator_new_delete_dependent_result_type : Error<
7762 "%0 cannot have a dependent return type; use %1 instead">;
7763 def err_operator_new_delete_too_few_parameters : Error<
7764 "%0 must have at least one parameter">;
7765 def err_operator_new_delete_template_too_few_parameters : Error<
7766 "%0 template must have at least two parameters">;
7767 def warn_operator_new_returns_null : Warning<
7768 "%0 should not return a null pointer unless it is declared 'throw()'"
7769 "%select{| or 'noexcept'}1">, InGroup<OperatorNewReturnsNull>;
7771 def err_operator_new_dependent_param_type : Error<
7772 "%0 cannot take a dependent type as first parameter; "
7773 "use size_t (%1) instead">;
7774 def err_operator_new_param_type : Error<
7775 "%0 takes type size_t (%1) as first parameter">;
7776 def err_operator_new_default_arg: Error<
7777 "parameter of %0 cannot have a default argument">;
7778 def err_operator_delete_dependent_param_type : Error<
7779 "%0 cannot take a dependent type as first parameter; use %1 instead">;
7780 def err_operator_delete_param_type : Error<
7781 "first parameter of %0 must have type %1">;
7782 def err_destroying_operator_delete_not_usual : Error<
7783 "destroying operator delete can have only an optional size and optional "
7784 "alignment parameter">;
7785 def note_implicit_delete_this_in_destructor_here : Note<
7786 "while checking implicit 'delete this' for virtual destructor">;
7787 def err_builtin_operator_new_delete_not_usual : Error<
7788 "call to '%select{__builtin_operator_new|__builtin_operator_delete}0' "
7789 "selects non-usual %select{allocation|deallocation}0 function">;
7790 def note_non_usual_function_declared_here : Note<
7791 "non-usual %0 declared here">;
7793 // C++ literal operators
7794 def err_literal_operator_outside_namespace : Error<
7795 "literal operator %0 must be in a namespace or global scope">;
7796 def err_literal_operator_id_outside_namespace : Error<
7797 "non-namespace scope '%0' cannot have a literal operator member">;
7798 def err_literal_operator_default_argument : Error<
7799 "literal operator cannot have a default argument">;
7800 def err_literal_operator_bad_param_count : Error<
7801 "non-template literal operator must have one or two parameters">;
7802 def err_literal_operator_invalid_param : Error<
7803 "parameter of literal operator must have type 'unsigned long long', 'long double', 'char', 'wchar_t', 'char16_t', 'char32_t', or 'const char *'">;
7804 def err_literal_operator_param : Error<
7805 "invalid literal operator parameter type %0, did you mean %1?">;
7806 def err_literal_operator_template_with_params : Error<
7807 "literal operator template cannot have any parameters">;
7808 def err_literal_operator_template : Error<
7809 "template parameter list for literal operator must be either 'char...' or 'typename T, T...'">;
7810 def err_literal_operator_extern_c : Error<
7811 "literal operator must have C++ linkage">;
7812 def ext_string_literal_operator_template : ExtWarn<
7813 "string literal operator templates are a GNU extension">,
7814 InGroup<GNUStringLiteralOperatorTemplate>;
7815 def warn_user_literal_reserved : Warning<
7816 "user-defined literal suffixes not starting with '_' are reserved"
7817 "%select{; no literal will invoke this operator|}0">,
7818 InGroup<UserDefinedLiterals>;
7820 // C++ conversion functions
7821 def err_conv_function_not_member : Error<
7822 "conversion function must be a non-static member function">;
7823 def err_conv_function_return_type : Error<
7824 "conversion function cannot have a return type">;
7825 def err_conv_function_with_params : Error<
7826 "conversion function cannot have any parameters">;
7827 def err_conv_function_variadic : Error<
7828 "conversion function cannot be variadic">;
7829 def err_conv_function_to_array : Error<
7830 "conversion function cannot convert to an array type">;
7831 def err_conv_function_to_function : Error<
7832 "conversion function cannot convert to a function type">;
7833 def err_conv_function_with_complex_decl : Error<
7834 "cannot specify any part of a return type in the "
7835 "declaration of a conversion function"
7837 "; put the complete type after 'operator'|"
7838 "; use a typedef to declare a conversion to %1|"
7839 "; use an alias template to declare a conversion to %1|"
7841 def err_conv_function_redeclared : Error<
7842 "conversion function cannot be redeclared">;
7843 def warn_conv_to_self_not_used : Warning<
7844 "conversion function converting %0 to itself will never be used">;
7845 def warn_conv_to_base_not_used : Warning<
7846 "conversion function converting %0 to its base class %1 will never be used">;
7847 def warn_conv_to_void_not_used : Warning<
7848 "conversion function converting %0 to %1 will never be used">;
7850 def warn_not_compound_assign : Warning<
7851 "use of unary operator that may be intended as compound assignment (%0=)">;
7853 // C++11 explicit conversion operators
7854 def ext_explicit_conversion_functions : ExtWarn<
7855 "explicit conversion functions are a C++11 extension">, InGroup<CXX11>;
7856 def warn_cxx98_compat_explicit_conversion_functions : Warning<
7857 "explicit conversion functions are incompatible with C++98">,
7858 InGroup<CXX98Compat>, DefaultIgnore;
7860 // C++11 defaulted functions
7861 def err_defaulted_special_member_params : Error<
7862 "an explicitly-defaulted %select{|copy |move }0constructor cannot "
7863 "have default arguments">;
7864 def err_defaulted_special_member_variadic : Error<
7865 "an explicitly-defaulted %select{|copy |move }0constructor cannot "
7867 def err_defaulted_special_member_return_type : Error<
7868 "explicitly-defaulted %select{copy|move}0 assignment operator must "
7870 def err_defaulted_special_member_quals : Error<
7871 "an explicitly-defaulted %select{copy|move}0 assignment operator may not "
7872 "have 'const'%select{, 'constexpr'|}1 or 'volatile' qualifiers">;
7873 def err_defaulted_special_member_volatile_param : Error<
7874 "the parameter for an explicitly-defaulted %sub{select_special_member_kind}0 "
7875 "may not be volatile">;
7876 def err_defaulted_special_member_move_const_param : Error<
7877 "the parameter for an explicitly-defaulted move "
7878 "%select{constructor|assignment operator}0 may not be const">;
7879 def err_defaulted_special_member_copy_const_param : Error<
7880 "the parameter for this explicitly-defaulted copy "
7881 "%select{constructor|assignment operator}0 is const, but a member or base "
7882 "requires it to be non-const">;
7883 def err_defaulted_copy_assign_not_ref : Error<
7884 "the parameter for an explicitly-defaulted copy assignment operator must be an "
7885 "lvalue reference type">;
7886 def err_incorrect_defaulted_constexpr : Error<
7887 "defaulted definition of %sub{select_special_member_kind}0 "
7888 "is not constexpr">;
7889 def err_incorrect_defaulted_consteval : Error<
7890 "defaulted declaration of %sub{select_special_member_kind}0 "
7891 "cannot be consteval because implicit definition is not constexpr">;
7892 def warn_defaulted_method_deleted : Warning<
7893 "explicitly defaulted %sub{select_special_member_kind}0 is implicitly "
7894 "deleted">, InGroup<DiagGroup<"defaulted-function-deleted">>;
7895 def err_out_of_line_default_deletes : Error<
7896 "defaulting this %sub{select_special_member_kind}0 "
7897 "would delete it after its first declaration">;
7898 def note_deleted_type_mismatch : Note<
7899 "function is implicitly deleted because its declared type does not match "
7900 "the type of an implicit %sub{select_special_member_kind}0">;
7901 def warn_cxx17_compat_defaulted_method_type_mismatch : Warning<
7902 "explicitly defaulting this %sub{select_special_member_kind}0 with a type "
7903 "different from the implicit type is incompatible with C++ standards before "
7904 "C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
7905 def warn_vbase_moved_multiple_times : Warning<
7906 "defaulted move assignment operator of %0 will move assign virtual base "
7907 "class %1 multiple times">, InGroup<DiagGroup<"multiple-move-vbase">>;
7908 def note_vbase_moved_here : Note<
7909 "%select{%1 is a virtual base class of base class %2 declared here|"
7910 "virtual base class %1 declared here}0">;
7912 def ext_implicit_exception_spec_mismatch : ExtWarn<
7913 "function previously declared with an %select{explicit|implicit}0 exception "
7914 "specification redeclared with an %select{implicit|explicit}0 exception "
7915 "specification">, InGroup<DiagGroup<"implicit-exception-spec-mismatch">>;
7917 def warn_ptr_arith_precedes_bounds : Warning<
7918 "the pointer decremented by %0 refers before the beginning of the array">,
7919 InGroup<ArrayBoundsPointerArithmetic>, DefaultIgnore;
7920 def warn_ptr_arith_exceeds_bounds : Warning<
7921 "the pointer incremented by %0 refers past the end of the array (that "
7922 "contains %1 element%s2)">,
7923 InGroup<ArrayBoundsPointerArithmetic>, DefaultIgnore;
7924 def warn_array_index_precedes_bounds : Warning<
7925 "array index %0 is before the beginning of the array">,
7926 InGroup<ArrayBounds>;
7927 def warn_array_index_exceeds_bounds : Warning<
7928 "array index %0 is past the end of the array (which contains %1 "
7929 "element%s2)">, InGroup<ArrayBounds>;
7930 def note_array_index_out_of_bounds : Note<
7931 "array %0 declared here">;
7933 def warn_printf_insufficient_data_args : Warning<
7934 "more '%%' conversions than data arguments">, InGroup<Format>;
7935 def warn_printf_data_arg_not_used : Warning<
7936 "data argument not used by format string">, InGroup<FormatExtraArgs>;
7937 def warn_format_invalid_conversion : Warning<
7938 "invalid conversion specifier '%0'">, InGroup<FormatInvalidSpecifier>;
7939 def warn_printf_incomplete_specifier : Warning<
7940 "incomplete format specifier">, InGroup<Format>;
7941 def warn_missing_format_string : Warning<
7942 "format string missing">, InGroup<Format>;
7943 def warn_scanf_nonzero_width : Warning<
7944 "zero field width in scanf format string is unused">,
7946 def warn_format_conversion_argument_type_mismatch : Warning<
7947 "format specifies type %0 but the argument has "
7948 "%select{type|underlying type}2 %1">,
7950 def warn_format_conversion_argument_type_mismatch_pedantic : Extension<
7951 "format specifies type %0 but the argument has "
7952 "%select{type|underlying type}2 %1">,
7953 InGroup<FormatPedantic>;
7954 def warn_format_argument_needs_cast : Warning<
7955 "%select{values of type|enum values with underlying type}2 '%0' should not "
7956 "be used as format arguments; add an explicit cast to %1 instead">,
7958 def warn_format_argument_needs_cast_pedantic : Warning<
7959 "%select{values of type|enum values with underlying type}2 '%0' should not "
7960 "be used as format arguments; add an explicit cast to %1 instead">,
7961 InGroup<FormatPedantic>, DefaultIgnore;
7962 def warn_printf_positional_arg_exceeds_data_args : Warning <
7963 "data argument position '%0' exceeds the number of data arguments (%1)">,
7965 def warn_format_zero_positional_specifier : Warning<
7966 "position arguments in format strings start counting at 1 (not 0)">,
7968 def warn_format_invalid_positional_specifier : Warning<
7969 "invalid position specified for %select{field width|field precision}0">,
7971 def warn_format_mix_positional_nonpositional_args : Warning<
7972 "cannot mix positional and non-positional arguments in format string">,
7974 def warn_static_array_too_small : Warning<
7975 "array argument is too small; %select{contains %0 elements|is of size %0}2,"
7976 " callee requires at least %1">,
7977 InGroup<ArrayBounds>;
7978 def note_callee_static_array : Note<
7979 "callee declares array parameter as static here">;
7980 def warn_empty_format_string : Warning<
7981 "format string is empty">, InGroup<FormatZeroLength>;
7982 def warn_format_string_is_wide_literal : Warning<
7983 "format string should not be a wide string">, InGroup<Format>;
7984 def warn_printf_format_string_contains_null_char : Warning<
7985 "format string contains '\\0' within the string body">, InGroup<Format>;
7986 def warn_printf_format_string_not_null_terminated : Warning<
7987 "format string is not null-terminated">, InGroup<Format>;
7988 def warn_printf_asterisk_missing_arg : Warning<
7989 "'%select{*|.*}0' specified field %select{width|precision}0 is missing a matching 'int' argument">,
7991 def warn_printf_asterisk_wrong_type : Warning<
7992 "field %select{width|precision}0 should have type %1, but argument has type %2">,
7994 def warn_printf_nonsensical_optional_amount: Warning<
7995 "%select{field width|precision}0 used with '%1' conversion specifier, resulting in undefined behavior">,
7997 def warn_printf_nonsensical_flag: Warning<
7998 "flag '%0' results in undefined behavior with '%1' conversion specifier">,
8000 def warn_format_nonsensical_length: Warning<
8001 "length modifier '%0' results in undefined behavior or no effect with '%1' conversion specifier">,
8003 def warn_format_non_standard_positional_arg: Warning<
8004 "positional arguments are not supported by ISO C">, InGroup<FormatNonStandard>, DefaultIgnore;
8005 def warn_format_non_standard: Warning<
8006 "'%0' %select{length modifier|conversion specifier}1 is not supported by ISO C">,
8007 InGroup<FormatNonStandard>, DefaultIgnore;
8008 def warn_format_non_standard_conversion_spec: Warning<
8009 "using length modifier '%0' with conversion specifier '%1' is not supported by ISO C">,
8010 InGroup<FormatNonStandard>, DefaultIgnore;
8011 def err_invalid_mask_type_size : Error<
8012 "mask type size must be between 1-byte and 8-bytes">;
8013 def warn_format_invalid_annotation : Warning<
8014 "using '%0' format specifier annotation outside of os_log()/os_trace()">,
8016 def warn_format_P_no_precision : Warning<
8017 "using '%%P' format specifier without precision">,
8019 def warn_printf_ignored_flag: Warning<
8020 "flag '%0' is ignored when flag '%1' is present">,
8022 def warn_printf_empty_objc_flag: Warning<
8023 "missing object format flag">,
8025 def warn_printf_ObjCflags_without_ObjCConversion: Warning<
8026 "object format flags cannot be used with '%0' conversion specifier">,
8028 def warn_printf_invalid_objc_flag: Warning<
8029 "'%0' is not a valid object format flag">,
8031 def warn_scanf_scanlist_incomplete : Warning<
8032 "no closing ']' for '%%[' in scanf format string">,
8034 def note_format_string_defined : Note<"format string is defined here">;
8035 def note_format_fix_specifier : Note<"did you mean to use '%0'?">;
8036 def note_printf_c_str: Note<"did you mean to call the %0 method?">;
8037 def note_format_security_fixit: Note<
8038 "treat the string as an argument to avoid this">;
8040 def warn_null_arg : Warning<
8041 "null passed to a callee that requires a non-null argument">,
8043 def warn_null_ret : Warning<
8044 "null returned from %select{function|method}0 that requires a non-null return value">,
8047 def err_lifetimebound_no_object_param : Error<
8048 "'lifetimebound' attribute cannot be applied; %select{static |non-}0member "
8049 "function has no implicit object parameter">;
8050 def err_lifetimebound_ctor_dtor : Error<
8051 "'lifetimebound' attribute cannot be applied to a "
8052 "%select{constructor|destructor}0">;
8054 // CHECK: returning address/reference of stack memory
8055 def warn_ret_stack_addr_ref : Warning<
8056 "%select{address of|reference to}0 stack memory associated with "
8057 "%select{local variable|parameter}2 %1 returned">,
8058 InGroup<ReturnStackAddress>;
8059 def warn_ret_local_temp_addr_ref : Warning<
8060 "returning %select{address of|reference to}0 local temporary object">,
8061 InGroup<ReturnStackAddress>;
8062 def warn_ret_addr_label : Warning<
8063 "returning address of label, which is local">,
8064 InGroup<ReturnStackAddress>;
8065 def err_ret_local_block : Error<
8066 "returning block that lives on the local stack">;
8067 def note_local_var_initializer : Note<
8068 "%select{via initialization of|binding reference}0 variable "
8069 "%select{%2 |}1here">;
8070 def note_init_with_default_member_initalizer : Note<
8071 "initializing field %0 with default member initializer">;
8073 // Check for initializing a member variable with the address or a reference to
8074 // a constructor parameter.
8075 def warn_bind_ref_member_to_parameter : Warning<
8076 "binding reference member %0 to stack allocated "
8077 "%select{variable|parameter}2 %1">, InGroup<DanglingField>;
8078 def warn_init_ptr_member_to_parameter_addr : Warning<
8079 "initializing pointer member %0 with the stack address of "
8080 "%select{variable|parameter}2 %1">, InGroup<DanglingField>;
8081 def note_ref_or_ptr_member_declared_here : Note<
8082 "%select{reference|pointer}0 member declared here">;
8084 def err_dangling_member : Error<
8085 "%select{reference|backing array for 'std::initializer_list'}2 "
8086 "%select{|subobject of }1member %0 "
8087 "%select{binds to|is}2 a temporary object "
8088 "whose lifetime would be shorter than the lifetime of "
8089 "the constructed object">;
8090 def warn_dangling_member : Warning<
8091 "%select{reference|backing array for 'std::initializer_list'}2 "
8092 "%select{|subobject of }1member %0 "
8093 "%select{binds to|is}2 a temporary object "
8094 "whose lifetime is shorter than the lifetime of the constructed object">,
8095 InGroup<DanglingField>;
8096 def note_lifetime_extending_member_declared_here : Note<
8097 "%select{%select{reference|'std::initializer_list'}0 member|"
8098 "member with %select{reference|'std::initializer_list'}0 subobject}1 "
8100 def warn_dangling_variable : Warning<
8101 "%select{temporary %select{whose address is used as value of|"
8102 "%select{|implicitly }2bound to}4 "
8103 "%select{%select{|reference }4member of local variable|"
8104 "local %select{variable|reference}4}1|"
8106 "%select{initializer list subobject of local variable|"
8107 "local initializer list}1}0 "
8108 "%select{%3 |}2will be destroyed at the end of the full-expression">,
8110 def warn_new_dangling_reference : Warning<
8111 "temporary bound to reference member of allocated object "
8112 "will be destroyed at the end of the full-expression">,
8113 InGroup<DanglingField>;
8114 def warn_new_dangling_initializer_list : Warning<
8116 "%select{initializer list subobject of the allocated object|"
8117 "the allocated initializer list}0 "
8118 "will be destroyed at the end of the full-expression">,
8119 InGroup<DanglingInitializerList>;
8120 def warn_unsupported_lifetime_extension : Warning<
8121 "sorry, lifetime extension of "
8122 "%select{temporary|backing array of initializer list}0 created "
8123 "by aggregate initialization using default member initializer "
8124 "is not supported; lifetime of %select{temporary|backing array}0 "
8125 "will end at the end of the full-expression">, InGroup<Dangling>;
8127 // For non-floating point, expressions of the form x == x or x != x
8128 // should result in a warning, since these always evaluate to a constant.
8129 // Array comparisons have similar warnings
8130 def warn_comparison_always : Warning<
8131 "%select{self-|array }0comparison always evaluates to %select{a constant|%2}1">,
8132 InGroup<TautologicalCompare>;
8133 def warn_comparison_bitwise_always : Warning<
8134 "bitwise comparison always evaluates to %select{false|true}0">,
8135 InGroup<TautologicalCompare>;
8136 def warn_tautological_overlap_comparison : Warning<
8137 "overlapping comparisons always evaluate to %select{false|true}0">,
8138 InGroup<TautologicalOverlapCompare>, DefaultIgnore;
8140 def warn_stringcompare : Warning<
8141 "result of comparison against %select{a string literal|@encode}0 is "
8142 "unspecified (use strncmp instead)">,
8143 InGroup<StringCompare>;
8145 def warn_identity_field_assign : Warning<
8146 "assigning %select{field|instance variable}0 to itself">,
8147 InGroup<SelfAssignmentField>;
8149 // Type safety attributes
8150 def err_type_tag_for_datatype_not_ice : Error<
8151 "'type_tag_for_datatype' attribute requires the initializer to be "
8152 "an %select{integer|integral}0 constant expression">;
8153 def err_type_tag_for_datatype_too_large : Error<
8154 "'type_tag_for_datatype' attribute requires the initializer to be "
8155 "an %select{integer|integral}0 constant expression "
8156 "that can be represented by a 64 bit integer">;
8157 def err_tag_index_out_of_range : Error<
8158 "%select{type tag|argument}0 index %1 is greater than the number of arguments specified">;
8159 def warn_type_tag_for_datatype_wrong_kind : Warning<
8160 "this type tag was not designed to be used with this function">,
8161 InGroup<TypeSafety>;
8162 def warn_type_safety_type_mismatch : Warning<
8163 "argument type %0 doesn't match specified %1 type tag "
8164 "%select{that requires %3|}2">, InGroup<TypeSafety>;
8165 def warn_type_safety_null_pointer_required : Warning<
8166 "specified %0 type tag requires a null pointer">, InGroup<TypeSafety>;
8168 // Generic selections.
8169 def err_assoc_type_incomplete : Error<
8170 "type %0 in generic association incomplete">;
8171 def err_assoc_type_nonobject : Error<
8172 "type %0 in generic association not an object type">;
8173 def err_assoc_type_variably_modified : Error<
8174 "type %0 in generic association is a variably modified type">;
8175 def err_assoc_compatible_types : Error<
8176 "type %0 in generic association compatible with previously specified type %1">;
8177 def note_compat_assoc : Note<
8178 "compatible type %0 specified here">;
8179 def err_generic_sel_no_match : Error<
8180 "controlling expression type %0 not compatible with any generic association type">;
8181 def err_generic_sel_multi_match : Error<
8182 "controlling expression type %0 compatible with %1 generic association types">;
8186 def err_blocks_disable : Error<"blocks support disabled - compile with -fblocks"
8187 " or %select{pick a deployment target that supports them|for OpenCL 2.0}0">;
8188 def err_block_returning_array_function : Error<
8189 "block cannot return %select{array|function}0 type %1">;
8191 // Builtin annotation
8192 def err_builtin_annotation_first_arg : Error<
8193 "first argument to __builtin_annotation must be an integer">;
8194 def err_builtin_annotation_second_arg : Error<
8195 "second argument to __builtin_annotation must be a non-wide string constant">;
8196 def err_msvc_annotation_wide_str : Error<
8197 "arguments to __annotation must be wide string constants">;
8199 // CFString checking
8200 def err_cfstring_literal_not_string_constant : Error<
8201 "CFString literal is not a string constant">;
8202 def warn_cfstring_truncated : Warning<
8203 "input conversion stopped due to an input byte that does not "
8204 "belong to the input codeset UTF-8">,
8205 InGroup<DiagGroup<"CFString-literal">>;
8208 // TODO: separate diagnostic for os_trace()
8209 def err_os_log_format_not_string_constant : Error<
8210 "os_log() format argument is not a string constant">;
8211 def err_os_log_argument_too_big : Error<
8212 "os_log() argument %0 is too big (%1 bytes, max %2)">;
8213 def warn_os_log_format_narg : Error<
8214 "os_log() '%%n' format specifier is not allowed">, DefaultError;
8217 def err_continue_not_in_loop : Error<
8218 "'continue' statement not in loop statement">;
8219 def err_break_not_in_loop_or_switch : Error<
8220 "'break' statement not in loop or switch statement">;
8221 def warn_loop_ctrl_binds_to_inner : Warning<
8222 "'%0' is bound to current loop, GCC binds it to the enclosing loop">,
8224 def warn_break_binds_to_switch : Warning<
8225 "'break' is bound to loop, GCC binds it to switch">,
8227 def err_default_not_in_switch : Error<
8228 "'default' statement not in switch statement">;
8229 def err_case_not_in_switch : Error<"'case' statement not in switch statement">;
8230 def warn_bool_switch_condition : Warning<
8231 "switch condition has boolean value">, InGroup<SwitchBool>;
8232 def warn_case_value_overflow : Warning<
8233 "overflow converting case value to switch condition type (%0 to %1)">,
8235 def err_duplicate_case : Error<"duplicate case value '%0'">;
8236 def err_duplicate_case_differing_expr : Error<
8237 "duplicate case value: '%0' and '%1' both equal '%2'">;
8238 def warn_case_empty_range : Warning<"empty case range specified">;
8239 def warn_missing_case_for_condition :
8240 Warning<"no case matching constant switch condition '%0'">;
8242 def warn_def_missing_case : Warning<"%plural{"
8243 "1:enumeration value %1 not explicitly handled in switch|"
8244 "2:enumeration values %1 and %2 not explicitly handled in switch|"
8245 "3:enumeration values %1, %2, and %3 not explicitly handled in switch|"
8246 ":%0 enumeration values not explicitly handled in switch: %1, %2, %3...}0">,
8247 InGroup<SwitchEnum>, DefaultIgnore;
8249 def warn_missing_case : Warning<"%plural{"
8250 "1:enumeration value %1 not handled in switch|"
8251 "2:enumeration values %1 and %2 not handled in switch|"
8252 "3:enumeration values %1, %2, and %3 not handled in switch|"
8253 ":%0 enumeration values not handled in switch: %1, %2, %3...}0">,
8256 def warn_unannotated_fallthrough : Warning<
8257 "unannotated fall-through between switch labels">,
8258 InGroup<ImplicitFallthrough>, DefaultIgnore;
8259 def warn_unannotated_fallthrough_per_function : Warning<
8260 "unannotated fall-through between switch labels in partly-annotated "
8261 "function">, InGroup<ImplicitFallthroughPerFunction>, DefaultIgnore;
8262 def note_insert_fallthrough_fixit : Note<
8263 "insert '%0;' to silence this warning">;
8264 def note_insert_break_fixit : Note<
8265 "insert 'break;' to avoid fall-through">;
8266 def err_fallthrough_attr_wrong_target : Error<
8267 "%0 attribute is only allowed on empty statements">;
8268 def note_fallthrough_insert_semi_fixit : Note<"did you forget ';'?">;
8269 def err_fallthrough_attr_outside_switch : Error<
8270 "fallthrough annotation is outside switch statement">;
8271 def err_fallthrough_attr_invalid_placement : Error<
8272 "fallthrough annotation does not directly precede switch label">;
8273 def warn_fallthrough_attr_unreachable : Warning<
8274 "fallthrough annotation in unreachable code">,
8275 InGroup<ImplicitFallthrough>, DefaultIgnore;
8277 def warn_unreachable_default : Warning<
8278 "default label in switch which covers all enumeration values">,
8279 InGroup<CoveredSwitchDefault>, DefaultIgnore;
8280 def warn_not_in_enum : Warning<"case value not in enumerated type %0">,
8282 def warn_not_in_enum_assignment : Warning<"integer constant not in range "
8283 "of enumerated type %0">, InGroup<DiagGroup<"assign-enum">>, DefaultIgnore;
8284 def err_typecheck_statement_requires_scalar : Error<
8285 "statement requires expression of scalar type (%0 invalid)">;
8286 def err_typecheck_statement_requires_integer : Error<
8287 "statement requires expression of integer type (%0 invalid)">;
8288 def err_multiple_default_labels_defined : Error<
8289 "multiple default labels in one switch">;
8290 def err_switch_multiple_conversions : Error<
8291 "multiple conversions from switch condition type %0 to an integral or "
8292 "enumeration type">;
8293 def note_switch_conversion : Note<
8294 "conversion to %select{integral|enumeration}0 type %1">;
8295 def err_switch_explicit_conversion : Error<
8296 "switch condition type %0 requires explicit conversion to %1">;
8297 def err_switch_incomplete_class_type : Error<
8298 "switch condition has incomplete class type %0">;
8300 def warn_empty_if_body : Warning<
8301 "if statement has empty body">, InGroup<EmptyBody>;
8302 def warn_empty_for_body : Warning<
8303 "for loop has empty body">, InGroup<EmptyBody>;
8304 def warn_empty_range_based_for_body : Warning<
8305 "range-based for loop has empty body">, InGroup<EmptyBody>;
8306 def warn_empty_while_body : Warning<
8307 "while loop has empty body">, InGroup<EmptyBody>;
8308 def warn_empty_switch_body : Warning<
8309 "switch statement has empty body">, InGroup<EmptyBody>;
8310 def note_empty_body_on_separate_line : Note<
8311 "put the semicolon on a separate line to silence this warning">;
8313 def err_va_start_captured_stmt : Error<
8314 "'va_start' cannot be used in a captured statement">;
8315 def err_va_start_outside_function : Error<
8316 "'va_start' cannot be used outside a function">;
8317 def err_va_start_fixed_function : Error<
8318 "'va_start' used in function with fixed args">;
8319 def err_va_start_used_in_wrong_abi_function : Error<
8320 "'va_start' used in %select{System V|Win64}0 ABI function">;
8321 def err_ms_va_start_used_in_sysv_function : Error<
8322 "'__builtin_ms_va_start' used in System V ABI function">;
8323 def warn_second_arg_of_va_start_not_last_named_param : Warning<
8324 "second argument to 'va_start' is not the last named parameter">,
8326 def warn_va_start_type_is_undefined : Warning<
8327 "passing %select{an object that undergoes default argument promotion|"
8328 "an object of reference type|a parameter declared with the 'register' "
8329 "keyword}0 to 'va_start' has undefined behavior">, InGroup<Varargs>;
8330 def err_first_argument_to_va_arg_not_of_type_va_list : Error<
8331 "first argument to 'va_arg' is of type %0 and not 'va_list'">;
8332 def err_second_parameter_to_va_arg_incomplete: Error<
8333 "second argument to 'va_arg' is of incomplete type %0">;
8334 def err_second_parameter_to_va_arg_abstract: Error<
8335 "second argument to 'va_arg' is of abstract type %0">;
8336 def warn_second_parameter_to_va_arg_not_pod : Warning<
8337 "second argument to 'va_arg' is of non-POD type %0">,
8338 InGroup<NonPODVarargs>, DefaultError;
8339 def warn_second_parameter_to_va_arg_ownership_qualified : Warning<
8340 "second argument to 'va_arg' is of ARC ownership-qualified type %0">,
8341 InGroup<NonPODVarargs>, DefaultError;
8342 def warn_second_parameter_to_va_arg_never_compatible : Warning<
8343 "second argument to 'va_arg' is of promotable type %0; this va_arg has "
8344 "undefined behavior because arguments will be promoted to %1">, InGroup<Varargs>;
8346 def warn_return_missing_expr : Warning<
8347 "non-void %select{function|method}1 %0 should return a value">, DefaultError,
8348 InGroup<ReturnType>;
8349 def ext_return_missing_expr : ExtWarn<
8350 "non-void %select{function|method}1 %0 should return a value">, DefaultError,
8351 InGroup<ReturnType>;
8352 def ext_return_has_expr : ExtWarn<
8353 "%select{void function|void method|constructor|destructor}1 %0 "
8354 "should not return a value">,
8355 DefaultError, InGroup<ReturnType>;
8356 def ext_return_has_void_expr : Extension<
8357 "void %select{function|method|block}1 %0 should not return void expression">;
8358 def err_return_init_list : Error<
8359 "%select{void function|void method|constructor|destructor}1 %0 "
8360 "must not return a value">;
8361 def err_ctor_dtor_returns_void : Error<
8362 "%select{constructor|destructor}1 %0 must not return void expression">;
8363 def warn_noreturn_function_has_return_expr : Warning<
8364 "function %0 declared 'noreturn' should not return">,
8365 InGroup<InvalidNoreturn>;
8366 def warn_falloff_noreturn_function : Warning<
8367 "function declared 'noreturn' should not return">,
8368 InGroup<InvalidNoreturn>;
8369 def err_noreturn_block_has_return_expr : Error<
8370 "block declared 'noreturn' should not return">;
8371 def err_noreturn_missing_on_first_decl : Error<
8372 "function declared '[[noreturn]]' after its first declaration">;
8373 def note_noreturn_missing_first_decl : Note<
8374 "declaration missing '[[noreturn]]' attribute is here">;
8375 def err_carries_dependency_missing_on_first_decl : Error<
8376 "%select{function|parameter}0 declared '[[carries_dependency]]' "
8377 "after its first declaration">;
8378 def note_carries_dependency_missing_first_decl : Note<
8379 "declaration missing '[[carries_dependency]]' attribute is here">;
8380 def err_carries_dependency_param_not_function_decl : Error<
8381 "'[[carries_dependency]]' attribute only allowed on parameter in a function "
8382 "declaration or lambda">;
8383 def err_block_on_nonlocal : Error<
8384 "__block attribute not allowed, only allowed on local variables">;
8385 def err_block_on_vm : Error<
8386 "__block attribute not allowed on declaration with a variably modified type">;
8388 def err_vec_builtin_non_vector : Error<
8389 "first two arguments to %0 must be vectors">;
8390 def err_vec_builtin_incompatible_vector : Error<
8391 "first two arguments to %0 must have the same type">;
8392 def err_vsx_builtin_nonconstant_argument : Error<
8393 "argument %0 to %1 must be a 2-bit unsigned literal (i.e. 0, 1, 2 or 3)">;
8395 def err_shufflevector_nonconstant_argument : Error<
8396 "index for __builtin_shufflevector must be a constant integer">;
8397 def err_shufflevector_argument_too_large : Error<
8398 "index for __builtin_shufflevector must be less than the total number "
8399 "of vector elements">;
8401 def err_convertvector_non_vector : Error<
8402 "first argument to __builtin_convertvector must be a vector">;
8403 def err_convertvector_non_vector_type : Error<
8404 "second argument to __builtin_convertvector must be a vector type">;
8405 def err_convertvector_incompatible_vector : Error<
8406 "first two arguments to __builtin_convertvector must have the same number of elements">;
8408 def err_first_argument_to_cwsc_not_call : Error<
8409 "first argument to __builtin_call_with_static_chain must be a non-member call expression">;
8410 def err_first_argument_to_cwsc_block_call : Error<
8411 "first argument to __builtin_call_with_static_chain must not be a block call">;
8412 def err_first_argument_to_cwsc_builtin_call : Error<
8413 "first argument to __builtin_call_with_static_chain must not be a builtin call">;
8414 def err_first_argument_to_cwsc_pdtor_call : Error<
8415 "first argument to __builtin_call_with_static_chain must not be a pseudo-destructor call">;
8416 def err_second_argument_to_cwsc_not_pointer : Error<
8417 "second argument to __builtin_call_with_static_chain must be of pointer type">;
8419 def err_vector_incorrect_num_initializers : Error<
8420 "%select{too many|too few}0 elements in vector initialization (expected %1 elements, have %2)">;
8421 def err_altivec_empty_initializer : Error<"expected initializer">;
8423 def err_invalid_neon_type_code : Error<
8424 "incompatible constant for this __builtin_neon function">;
8425 def err_argument_invalid_range : Error<
8426 "argument value %0 is outside the valid range [%1, %2]">;
8427 def warn_argument_invalid_range : Warning<
8428 "argument value %0 is outside the valid range [%1, %2]">, DefaultError,
8429 InGroup<DiagGroup<"argument-outside-range">>;
8430 def err_argument_not_multiple : Error<
8431 "argument should be a multiple of %0">;
8432 def warn_neon_vector_initializer_non_portable : Warning<
8433 "vector initializers are not compatible with NEON intrinsics in big endian "
8434 "mode">, InGroup<DiagGroup<"nonportable-vector-initialization">>;
8435 def note_neon_vector_initializer_non_portable : Note<
8436 "consider using vld1_%0%1() to initialize a vector from memory, or "
8437 "vcreate_%0%1() to initialize from an integer constant">;
8438 def note_neon_vector_initializer_non_portable_q : Note<
8439 "consider using vld1q_%0%1() to initialize a vector from memory, or "
8440 "vcombine_%0%1(vcreate_%0%1(), vcreate_%0%1()) to initialize from integer "
8442 def err_systemz_invalid_tabort_code : Error<
8443 "invalid transaction abort code">;
8444 def err_64_bit_builtin_32_bit_tgt : Error<
8445 "this builtin is only available on 64-bit targets">;
8446 def err_32_bit_builtin_64_bit_tgt : Error<
8447 "this builtin is only available on 32-bit targets">;
8448 def err_builtin_x64_aarch64_only : Error<
8449 "this builtin is only available on x86-64 and aarch64 targets">;
8450 def err_ppc_builtin_only_on_pwr7 : Error<
8451 "this builtin is only valid on POWER7 or later CPUs">;
8452 def err_x86_builtin_invalid_rounding : Error<
8453 "invalid rounding argument">;
8454 def err_x86_builtin_invalid_scale : Error<
8455 "scale argument must be 1, 2, 4, or 8">;
8456 def err_hexagon_builtin_unsupported_cpu : Error<
8457 "builtin is not supported on this CPU">;
8458 def err_hexagon_builtin_requires_hvx : Error<
8459 "builtin requires HVX">;
8460 def err_hexagon_builtin_unsupported_hvx : Error<
8461 "builtin is not supported on this version of HVX">;
8463 def err_builtin_target_unsupported : Error<
8464 "builtin is not supported on this target">;
8465 def err_builtin_longjmp_unsupported : Error<
8466 "__builtin_longjmp is not supported for the current target">;
8467 def err_builtin_setjmp_unsupported : Error<
8468 "__builtin_setjmp is not supported for the current target">;
8470 def err_builtin_longjmp_invalid_val : Error<
8471 "argument to __builtin_longjmp must be a constant 1">;
8472 def err_builtin_requires_language : Error<"'%0' is only available in %1">;
8474 def err_constant_integer_arg_type : Error<
8475 "argument to %0 must be a constant integer">;
8477 def ext_mixed_decls_code : Extension<
8478 "ISO C90 forbids mixing declarations and code">,
8479 InGroup<DiagGroup<"declaration-after-statement">>;
8481 def err_non_local_variable_decl_in_for : Error<
8482 "declaration of non-local variable in 'for' loop">;
8483 def err_non_variable_decl_in_for : Error<
8484 "non-variable declaration in 'for' loop">;
8485 def err_toomany_element_decls : Error<
8486 "only one element declaration is allowed">;
8487 def err_selector_element_not_lvalue : Error<
8488 "selector element is not a valid lvalue">;
8489 def err_selector_element_type : Error<
8490 "selector element type %0 is not a valid object">;
8491 def err_selector_element_const_type : Error<
8492 "selector element of type %0 cannot be a constant l-value expression">;
8493 def err_collection_expr_type : Error<
8494 "the type %0 is not a pointer to a fast-enumerable object">;
8495 def warn_collection_expr_type : Warning<
8496 "collection expression type %0 may not respond to %1">;
8498 def err_invalid_conversion_between_ext_vectors : Error<
8499 "invalid conversion between ext-vector type %0 and %1">;
8501 def warn_duplicate_attribute_exact : Warning<
8502 "attribute %0 is already applied">, InGroup<IgnoredAttributes>;
8504 def warn_duplicate_attribute : Warning<
8505 "attribute %0 is already applied with different parameters">,
8506 InGroup<IgnoredAttributes>;
8508 def warn_sync_fetch_and_nand_semantics_change : Warning<
8509 "the semantics of this intrinsic changed with GCC "
8510 "version 4.4 - the newer semantics are provided here">,
8511 InGroup<DiagGroup<"sync-fetch-and-nand-semantics-changed">>;
8514 def ext_invalid_sign_spec : Extension<"'%0' cannot be signed or unsigned">;
8515 def warn_receiver_forward_class : Warning<
8516 "receiver %0 is a forward class and corresponding @interface may not exist">,
8517 InGroup<ForwardClassReceiver>;
8518 def note_method_sent_forward_class : Note<"method %0 is used for the forward class">;
8519 def ext_missing_declspec : ExtWarn<
8520 "declaration specifier missing, defaulting to 'int'">;
8521 def ext_missing_type_specifier : ExtWarn<
8522 "type specifier missing, defaults to 'int'">,
8523 InGroup<ImplicitInt>;
8524 def err_decimal_unsupported : Error<
8525 "GNU decimal type extension not supported">;
8526 def err_missing_type_specifier : Error<
8527 "C++ requires a type specifier for all declarations">;
8528 def err_objc_array_of_interfaces : Error<
8529 "array of interface %0 is invalid (probably should be an array of pointers)">;
8530 def ext_c99_array_usage : Extension<
8531 "%select{qualifier in |static |}0array size %select{||'[*] '}0is a C99 "
8532 "feature">, InGroup<C99>;
8533 def err_c99_array_usage_cxx : Error<
8534 "%select{qualifier in |static |}0array size %select{||'[*] '}0is a C99 "
8535 "feature, not permitted in C++">;
8536 def err_type_unsupported : Error<
8537 "%0 is not supported on this target">;
8538 def err_nsconsumed_attribute_mismatch : Error<
8539 "overriding method has mismatched ns_consumed attribute on its"
8541 def err_nsreturns_retained_attribute_mismatch : Error<
8542 "overriding method has mismatched ns_returns_%select{not_retained|retained}0"
8544 def warn_nsconsumed_attribute_mismatch : Warning<
8545 err_nsconsumed_attribute_mismatch.Text>, InGroup<NSConsumedMismatch>;
8546 def warn_nsreturns_retained_attribute_mismatch : Warning<
8547 err_nsreturns_retained_attribute_mismatch.Text>, InGroup<NSReturnsMismatch>;
8549 def note_getter_unavailable : Note<
8550 "or because setter is declared here, but no getter method %0 is found">;
8551 def err_invalid_protocol_qualifiers : Error<
8552 "invalid protocol qualifiers on non-ObjC type">;
8553 def warn_ivar_use_hidden : Warning<
8554 "local declaration of %0 hides instance variable">,
8555 InGroup<ShadowIvar>;
8556 def warn_direct_initialize_call : Warning<
8557 "explicit call to +initialize results in duplicate call to +initialize">,
8558 InGroup<ExplicitInitializeCall>;
8559 def warn_direct_super_initialize_call : Warning<
8560 "explicit call to [super initialize] should only be in implementation "
8562 InGroup<ExplicitInitializeCall>;
8563 def err_ivar_use_in_class_method : Error<
8564 "instance variable %0 accessed in class method">;
8565 def err_private_ivar_access : Error<"instance variable %0 is private">,
8567 def err_protected_ivar_access : Error<"instance variable %0 is protected">,
8569 def warn_maynot_respond : Warning<"%0 may not respond to %1">;
8570 def ext_typecheck_base_super : Warning<
8571 "method parameter type "
8572 "%diff{$ does not match super class method parameter type $|"
8573 "does not match super class method parameter type}0,1">,
8574 InGroup<SuperSubClassMismatch>, DefaultIgnore;
8575 def warn_missing_method_return_type : Warning<
8576 "method has no return type specified; defaults to 'id'">,
8577 InGroup<MissingMethodReturnType>, DefaultIgnore;
8578 def warn_direct_ivar_access : Warning<"instance variable %0 is being "
8579 "directly accessed">, InGroup<DiagGroup<"direct-ivar-access">>, DefaultIgnore;
8581 // Spell-checking diagnostics
8582 def err_unknown_typename : Error<
8583 "unknown type name %0">;
8584 def err_unknown_type_or_class_name_suggest : Error<
8585 "unknown %select{type|class}1 name %0; did you mean %2?">;
8586 def err_unknown_typename_suggest : Error<
8587 "unknown type name %0; did you mean %1?">;
8588 def err_unknown_nested_typename_suggest : Error<
8589 "no type named %0 in %1; did you mean %select{|simply }2%3?">;
8590 def err_no_member_suggest : Error<"no member named %0 in %1; did you mean %select{|simply }2%3?">;
8591 def err_undeclared_use_suggest : Error<
8592 "use of undeclared %0; did you mean %1?">;
8593 def err_undeclared_var_use_suggest : Error<
8594 "use of undeclared identifier %0; did you mean %1?">;
8595 def err_no_template : Error<"no template named %0">;
8596 def err_no_template_suggest : Error<"no template named %0; did you mean %1?">;
8597 def err_no_member_template : Error<"no template named %0 in %1">;
8598 def err_no_member_template_suggest : Error<
8599 "no template named %0 in %1; did you mean %select{|simply }2%3?">;
8600 def err_non_template_in_template_id : Error<
8601 "%0 does not name a template but is followed by template arguments">;
8602 def err_non_template_in_template_id_suggest : Error<
8603 "%0 does not name a template but is followed by template arguments; "
8604 "did you mean %1?">;
8605 def err_non_template_in_member_template_id_suggest : Error<
8606 "member %0 of %1 is not a template; did you mean %select{|simply }2%3?">;
8607 def note_non_template_in_template_id_found : Note<
8608 "non-template declaration found by name lookup">;
8609 def err_mem_init_not_member_or_class_suggest : Error<
8610 "initializer %0 does not name a non-static data member or base "
8611 "class; did you mean the %select{base class|member}1 %2?">;
8612 def err_field_designator_unknown_suggest : Error<
8613 "field designator %0 does not refer to any field in type %1; did you mean "
8615 def err_typecheck_member_reference_ivar_suggest : Error<
8616 "%0 does not have a member named %1; did you mean %2?">;
8617 def err_property_not_found_suggest : Error<
8618 "property %0 not found on object of type %1; did you mean %2?">;
8619 def err_class_property_found : Error<
8620 "property %0 is a class property; did you mean to access it with class '%1'?">;
8621 def err_ivar_access_using_property_syntax_suggest : Error<
8622 "property %0 not found on object of type %1; did you mean to access instance variable %2?">;
8623 def warn_property_access_suggest : Warning<
8624 "property %0 not found on object of type %1; did you mean to access property %2?">,
8625 InGroup<PropertyAccessDotSyntax>;
8626 def err_property_found_suggest : Error<
8627 "property %0 found on object of type %1; did you mean to access "
8628 "it with the \".\" operator?">;
8629 def err_undef_interface_suggest : Error<
8630 "cannot find interface declaration for %0; did you mean %1?">;
8631 def warn_undef_interface_suggest : Warning<
8632 "cannot find interface declaration for %0; did you mean %1?">;
8633 def err_undef_superclass_suggest : Error<
8634 "cannot find interface declaration for %0, superclass of %1; did you mean "
8636 def err_undeclared_protocol_suggest : Error<
8637 "cannot find protocol declaration for %0; did you mean %1?">;
8638 def note_base_class_specified_here : Note<
8639 "base class %0 specified here">;
8640 def err_using_directive_suggest : Error<
8641 "no namespace named %0; did you mean %1?">;
8642 def err_using_directive_member_suggest : Error<
8643 "no namespace named %0 in %1; did you mean %select{|simply }2%3?">;
8644 def note_namespace_defined_here : Note<"namespace %0 defined here">;
8645 def err_sizeof_pack_no_pack_name_suggest : Error<
8646 "%0 does not refer to the name of a parameter pack; did you mean %1?">;
8647 def note_parameter_pack_here : Note<"parameter pack %0 declared here">;
8649 def err_uncasted_use_of_unknown_any : Error<
8650 "%0 has unknown type; cast it to its declared type to use it">;
8651 def err_uncasted_call_of_unknown_any : Error<
8652 "%0 has unknown return type; cast the call to its declared return type">;
8653 def err_uncasted_send_to_unknown_any_method : Error<
8654 "no known method %select{%objcinstance1|%objcclass1}0; cast the "
8655 "message send to the method's return type">;
8656 def err_unsupported_unknown_any_decl : Error<
8657 "%0 has unknown type, which is not supported for this kind of declaration">;
8658 def err_unsupported_unknown_any_expr : Error<
8659 "unsupported expression with unknown type">;
8660 def err_unsupported_unknown_any_call : Error<
8661 "call to unsupported expression with unknown type">;
8662 def err_unknown_any_addrof : Error<
8663 "the address of a declaration with unknown type "
8664 "can only be cast to a pointer type">;
8665 def err_unknown_any_addrof_call : Error<
8666 "address-of operator cannot be applied to a call to a function with "
8667 "unknown return type">;
8668 def err_unknown_any_var_function_type : Error<
8669 "variable %0 with unknown type cannot be given a function type">;
8670 def err_unknown_any_function : Error<
8671 "function %0 with unknown type must be given a function type">;
8673 def err_filter_expression_integral : Error<
8674 "filter expression type should be an integral value not %0">;
8676 def err_non_asm_stmt_in_naked_function : Error<
8677 "non-ASM statement in naked function is not supported">;
8678 def err_asm_naked_this_ref : Error<
8679 "'this' pointer references not allowed in naked functions">;
8680 def err_asm_naked_parm_ref : Error<
8681 "parameter references not allowed in naked functions">;
8683 // OpenCL warnings and errors.
8684 def err_invalid_astype_of_different_size : Error<
8685 "invalid reinterpretation: sizes of %0 and %1 must match">;
8686 def err_static_kernel : Error<
8687 "kernel functions cannot be declared static">;
8688 def err_method_kernel : Error<
8689 "kernel functions cannot be class members">;
8690 def err_template_kernel : Error<
8691 "kernel functions cannot be used in a template declaration, instantiation or specialization">;
8692 def err_opencl_ptrptr_kernel_param : Error<
8693 "kernel parameter cannot be declared as a pointer to a pointer">;
8694 def err_kernel_arg_address_space : Error<
8695 "pointer arguments to kernel functions must reside in '__global', "
8696 "'__constant' or '__local' address space">;
8697 def err_opencl_ext_vector_component_invalid_length : Error<
8698 "vector component access has invalid length %0. Supported: 1,2,3,4,8,16.">;
8699 def err_opencl_function_variable : Error<
8700 "%select{non-kernel function|function scope}0 variable cannot be declared in %1 address space">;
8701 def err_opencl_addrspace_scope : Error<
8702 "variables in the %0 address space can only be declared in the outermost "
8703 "scope of a kernel function">;
8704 def err_static_function_scope : Error<
8705 "variables in function scope cannot be declared static">;
8706 def err_opencl_bitfields : Error<
8707 "bit-fields are not supported in OpenCL">;
8708 def err_opencl_vla : Error<
8709 "variable length arrays are not supported in OpenCL">;
8710 def err_opencl_scalar_type_rank_greater_than_vector_type : Error<
8711 "scalar operand type has greater rank than the type of the vector "
8712 "element. (%0 and %1)">;
8713 def err_bad_kernel_param_type : Error<
8714 "%0 cannot be used as the type of a kernel parameter">;
8715 def err_opencl_implicit_function_decl : Error<
8716 "implicit declaration of function %0 is invalid in OpenCL">;
8717 def err_record_with_pointers_kernel_param : Error<
8718 "%select{struct|union}0 kernel parameters may not contain pointers">;
8719 def note_within_field_of_type : Note<
8720 "within field of type %0 declared here">;
8721 def note_illegal_field_declared_here : Note<
8722 "field of illegal %select{type|pointer type}0 %1 declared here">;
8723 def err_opencl_type_struct_or_union_field : Error<
8724 "the %0 type cannot be used to declare a structure or union field">;
8725 def err_event_t_addr_space_qual : Error<
8726 "the event_t type can only be used with __private address space qualifier">;
8727 def err_expected_kernel_void_return_type : Error<
8728 "kernel must have void return type">;
8729 def err_sampler_initializer_not_integer : Error<
8730 "sampler_t initialization requires 32-bit integer, not %0">;
8731 def warn_sampler_initializer_invalid_bits : Warning<
8732 "sampler initializer has invalid %0 bits">, InGroup<SpirCompat>, DefaultIgnore;
8733 def err_sampler_argument_required : Error<
8734 "sampler_t variable required - got %0">;
8735 def err_wrong_sampler_addressspace: Error<
8736 "sampler type cannot be used with the __local and __global address space qualifiers">;
8737 def err_opencl_nonconst_global_sampler : Error<
8738 "global sampler requires a const or constant address space qualifier">;
8739 def err_opencl_cast_non_zero_to_event_t : Error<
8740 "cannot cast non-zero value '%0' to 'event_t'">;
8741 def err_opencl_global_invalid_addr_space : Error<
8742 "%select{program scope|static local|extern}0 variable must reside in %1 address space">;
8743 def err_missing_actual_pipe_type : Error<
8744 "missing actual type specifier for pipe">;
8745 def err_reference_pipe_type : Error <
8746 "pipes packet types cannot be of reference type">;
8747 def err_opencl_no_main : Error<"%select{function|kernel}0 cannot be called 'main'">;
8748 def err_opencl_kernel_attr :
8749 Error<"attribute %0 can only be applied to an OpenCL kernel function">;
8750 def err_opencl_return_value_with_address_space : Error<
8751 "return value cannot be qualified with address space">;
8752 def err_opencl_constant_no_init : Error<
8753 "variable in constant address space must be initialized">;
8754 def err_opencl_atomic_init: Error<
8755 "atomic variable can be %select{assigned|initialized}0 to a variable only "
8756 "in global address space">;
8757 def err_opencl_implicit_vector_conversion : Error<
8758 "implicit conversions between vector types (%0 and %1) are not permitted">;
8759 def err_opencl_invalid_type_array : Error<
8760 "array of %0 type is invalid in OpenCL">;
8761 def err_opencl_ternary_with_block : Error<
8762 "block type cannot be used as expression in ternary expression in OpenCL">;
8763 def err_opencl_pointer_to_type : Error<
8764 "pointer to type %0 is invalid in OpenCL">;
8765 def err_opencl_type_can_only_be_used_as_function_parameter : Error <
8766 "type %0 can only be used as a function parameter in OpenCL">;
8767 def warn_opencl_attr_deprecated_ignored : Warning <
8768 "%0 attribute is deprecated and ignored in OpenCL version %1">,
8769 InGroup<IgnoredAttributes>;
8770 def err_opencl_variadic_function : Error<
8771 "invalid prototype, variadic arguments are not allowed in OpenCL">;
8772 def err_opencl_requires_extension : Error<
8773 "use of %select{type|declaration}0 %1 requires %2 extension to be enabled">;
8774 def warn_opencl_generic_address_space_arg : Warning<
8775 "passing non-generic address space pointer to %0"
8776 " may cause dynamic conversion affecting performance">,
8777 InGroup<Conversion>, DefaultIgnore;
8779 // OpenCL v2.0 s6.13.6 -- Builtin Pipe Functions
8780 def err_opencl_builtin_pipe_first_arg : Error<
8781 "first argument to %0 must be a pipe type">;
8782 def err_opencl_builtin_pipe_arg_num : Error<
8783 "invalid number of arguments to function: %0">;
8784 def err_opencl_builtin_pipe_invalid_arg : Error<
8785 "invalid argument type to function %0 (expecting %1 having %2)">;
8786 def err_opencl_builtin_pipe_invalid_access_modifier : Error<
8787 "invalid pipe access modifier (expecting %0)">;
8789 // OpenCL access qualifier
8790 def err_opencl_invalid_access_qualifier : Error<
8791 "access qualifier can only be used for pipe and image type">;
8792 def err_opencl_invalid_read_write : Error<
8793 "access qualifier %0 can not be used for %1 %select{|prior to OpenCL version 2.0}2">;
8794 def err_opencl_multiple_access_qualifiers : Error<
8795 "multiple access qualifiers">;
8796 def note_opencl_typedef_access_qualifier : Note<
8797 "previously declared '%0' here">;
8799 // OpenCL v2.0 s6.12.5 Blocks restrictions
8800 def err_opencl_block_storage_type : Error<
8801 "the __block storage type is not permitted">;
8802 def err_opencl_invalid_block_declaration : Error<
8803 "invalid block variable declaration - must be %select{const qualified|initialized}0">;
8804 def err_opencl_extern_block_declaration : Error<
8805 "invalid block variable declaration - using 'extern' storage class is disallowed">;
8806 def err_opencl_block_ref_block : Error<
8807 "cannot refer to a block inside block">;
8809 // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
8810 def err_opencl_builtin_to_addr_arg_num : Error<
8811 "invalid number of arguments to function: %0">;
8812 def err_opencl_builtin_to_addr_invalid_arg : Error<
8813 "invalid argument %0 to function: %1, expecting a generic pointer argument">;
8815 // OpenCL v2.0 s6.13.17 Enqueue kernel restrictions.
8816 def err_opencl_enqueue_kernel_incorrect_args : Error<
8817 "illegal call to enqueue_kernel, incorrect argument types">;
8818 def err_opencl_enqueue_kernel_local_size_args : Error<
8819 "mismatch in number of block parameters and local size arguments passed">;
8820 def err_opencl_enqueue_kernel_invalid_local_size_type : Error<
8821 "illegal call to enqueue_kernel, parameter needs to be specified as integer type">;
8822 def err_opencl_enqueue_kernel_blocks_non_local_void_args : Error<
8823 "blocks used in enqueue_kernel call are expected to have parameters of type 'local void*'">;
8824 def err_opencl_enqueue_kernel_blocks_no_args : Error<
8825 "blocks with parameters are not accepted in this prototype of enqueue_kernel call">;
8827 def err_opencl_builtin_expected_type : Error<
8828 "illegal call to %0, expected %1 argument type">;
8830 // OpenCL v2.2 s2.1.2.3 - Vector Component Access
8831 def ext_opencl_ext_vector_type_rgba_selector: ExtWarn<
8832 "vector component name '%0' is an OpenCL version 2.2 feature">,
8833 InGroup<OpenCLUnsupportedRGBA>;
8835 def err_openclcxx_placement_new : Error<
8836 "use of placement new requires explicit declaration">;
8838 // MIG routine annotations.
8839 def warn_mig_server_routine_does_not_return_kern_return_t : Warning<
8840 "'mig_server_routine' attribute only applies to routines that return a kern_return_t">,
8841 InGroup<IgnoredAttributes>;
8842 } // end of sema category
8844 let CategoryName = "OpenMP Issue" in {
8846 def err_omp_expected_var_arg : Error<
8847 "%0 is not a global variable, static local variable or static data member">;
8848 def err_omp_expected_var_arg_suggest : Error<
8849 "%0 is not a global variable, static local variable or static data member; "
8851 def err_omp_global_var_arg : Error<
8852 "arguments of '#pragma omp %0' must have %select{global storage|static storage duration}1">;
8853 def err_omp_ref_type_arg : Error<
8854 "arguments of '#pragma omp %0' cannot be of reference type %1">;
8855 def err_omp_region_not_file_context : Error<
8856 "directive must be at file or namespace scope">;
8857 def err_omp_var_scope : Error<
8858 "'#pragma omp %0' must appear in the scope of the %q1 variable declaration">;
8859 def err_omp_var_used : Error<
8860 "'#pragma omp %0' must precede all references to variable %q1">;
8861 def err_omp_var_thread_local : Error<
8862 "variable %0 cannot be threadprivate because it is %select{thread-local|a global named register variable}1">;
8863 def err_omp_private_incomplete_type : Error<
8864 "a private variable with incomplete type %0">;
8865 def err_omp_firstprivate_incomplete_type : Error<
8866 "a firstprivate variable with incomplete type %0">;
8867 def err_omp_lastprivate_incomplete_type : Error<
8868 "a lastprivate variable with incomplete type %0">;
8869 def err_omp_reduction_incomplete_type : Error<
8870 "a reduction list item with incomplete type %0">;
8871 def err_omp_unexpected_clause_value : Error<
8872 "expected %0 in OpenMP clause '%1'">;
8873 def err_omp_expected_var_name_member_expr : Error<
8874 "expected variable name%select{| or data member of current class}0">;
8875 def err_omp_expected_var_name_member_expr_or_array_item : Error<
8876 "expected variable name%select{|, data member of current class}0, array element or array section">;
8877 def err_omp_expected_addressable_lvalue_or_array_item : Error<
8878 "expected addressable lvalue expression, array element or array section">;
8879 def err_omp_expected_named_var_member_or_array_expression: Error<
8880 "expected expression containing only member accesses and/or array sections based on named variables">;
8881 def err_omp_bit_fields_forbidden_in_clause : Error<
8882 "bit fields cannot be used to specify storage in a '%0' clause">;
8883 def err_array_section_does_not_specify_contiguous_storage : Error<
8884 "array section does not specify contiguous storage">;
8885 def err_omp_union_type_not_allowed : Error<
8886 "mapping of union members is not allowed">;
8887 def err_omp_expected_access_to_data_field : Error<
8888 "expected access to data field">;
8889 def err_omp_multiple_array_items_in_map_clause : Error<
8890 "multiple array elements associated with the same variable are not allowed in map clauses of the same construct">;
8891 def err_omp_duplicate_map_type_modifier : Error<
8892 "same map type modifier has been specified more than once">;
8893 def err_omp_pointer_mapped_along_with_derived_section : Error<
8894 "pointer cannot be mapped along with a section derived from itself">;
8895 def err_omp_original_storage_is_shared_and_does_not_contain : Error<
8896 "original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage">;
8897 def err_omp_same_pointer_dereferenced : Error<
8898 "same pointer dereferenced in multiple different ways in map clause expressions">;
8899 def note_omp_task_predetermined_firstprivate_here : Note<
8900 "predetermined as a firstprivate in a task construct here">;
8901 def err_omp_threadprivate_incomplete_type : Error<
8902 "threadprivate variable with incomplete type %0">;
8903 def err_omp_no_dsa_for_variable : Error<
8904 "variable %0 must have explicitly specified data sharing attributes">;
8905 def note_omp_default_dsa_none : Note<
8906 "explicit data sharing attribute requested here">;
8907 def err_omp_wrong_dsa : Error<
8908 "%0 variable cannot be %1">;
8909 def err_omp_variably_modified_type_not_supported : Error<
8910 "arguments of OpenMP clause '%0' in '#pragma omp %2' directive cannot be of variably-modified type %1">;
8911 def note_omp_explicit_dsa : Note<
8913 def note_omp_predetermined_dsa : Note<
8914 "%select{static data member is predetermined as shared|"
8915 "variable with static storage duration is predetermined as shared|"
8916 "loop iteration variable is predetermined as private|"
8917 "loop iteration variable is predetermined as linear|"
8918 "loop iteration variable is predetermined as lastprivate|"
8919 "constant variable is predetermined as shared|"
8920 "global variable is predetermined as shared|"
8921 "non-shared variable in a task construct is predetermined as firstprivate|"
8922 "variable with automatic storage duration is predetermined as private}0"
8923 "%select{|; perhaps you forget to enclose 'omp %2' directive into a parallel or another task region?}1">;
8924 def note_omp_implicit_dsa : Note<
8925 "implicitly determined as %0">;
8926 def err_omp_loop_var_dsa : Error<
8927 "loop iteration variable in the associated loop of 'omp %1' directive may not be %0, predetermined as %2">;
8928 def err_omp_not_for : Error<
8929 "%select{statement after '#pragma omp %1' must be a for loop|"
8930 "expected %2 for loops after '#pragma omp %1'%select{|, but found only %4}3}0">;
8931 def note_omp_collapse_ordered_expr : Note<
8932 "as specified in %select{'collapse'|'ordered'|'collapse' and 'ordered'}0 clause%select{||s}0">;
8933 def err_omp_negative_expression_in_clause : Error<
8934 "argument to '%0' clause must be a %select{non-negative|strictly positive}1 integer value">;
8935 def err_omp_not_integral : Error<
8936 "expression must have integral or unscoped enumeration "
8938 def err_omp_threadprivate_in_target : Error<
8939 "threadprivate variables cannot be used in target constructs">;
8940 def err_omp_incomplete_type : Error<
8941 "expression has incomplete class type %0">;
8942 def err_omp_explicit_conversion : Error<
8943 "expression requires explicit conversion from %0 to %1">;
8944 def note_omp_conversion_here : Note<
8945 "conversion to %select{integral|enumeration}0 type %1 declared here">;
8946 def err_omp_ambiguous_conversion : Error<
8947 "ambiguous conversion from type %0 to an integral or unscoped "
8948 "enumeration type">;
8949 def err_omp_required_access : Error<
8950 "%0 variable must be %1">;
8951 def err_omp_const_variable : Error<
8952 "const-qualified variable cannot be %0">;
8953 def err_omp_const_not_mutable_variable : Error<
8954 "const-qualified variable without mutable fields cannot be %0">;
8955 def err_omp_const_list_item : Error<
8956 "const-qualified list item cannot be %0">;
8957 def err_omp_linear_incomplete_type : Error<
8958 "a linear variable with incomplete type %0">;
8959 def err_omp_linear_expected_int_or_ptr : Error<
8960 "argument of a linear clause should be of integral or pointer "
8962 def warn_omp_linear_step_zero : Warning<
8963 "zero linear step (%0 %select{|and other variables in clause }1should probably be const)">,
8964 InGroup<OpenMPClauses>;
8965 def warn_omp_alignment_not_power_of_two : Warning<
8966 "aligned clause will be ignored because the requested alignment is not a power of 2">,
8967 InGroup<OpenMPClauses>;
8968 def err_omp_invalid_target_decl : Error<
8969 "%0 used in declare target directive is not a variable or a function name">;
8970 def err_omp_declare_target_multiple : Error<
8971 "%0 appears multiple times in clauses on the same declare target directive">;
8972 def err_omp_declare_target_to_and_link : Error<
8973 "%0 must not appear in both clauses 'to' and 'link'">;
8974 def warn_omp_not_in_target_context : Warning<
8975 "declaration is not declared in any declare target region">,
8976 InGroup<OpenMPTarget>;
8977 def err_omp_function_in_link_clause : Error<
8978 "function name is not allowed in 'link' clause">;
8979 def err_omp_aligned_expected_array_or_ptr : Error<
8980 "argument of aligned clause should be array"
8981 "%select{ or pointer|, pointer, reference to array or reference to pointer}1"
8983 def err_omp_aligned_twice : Error<
8984 "%select{a variable|a parameter|'this'}0 cannot appear in more than one aligned clause">;
8985 def err_omp_local_var_in_threadprivate_init : Error<
8986 "variable with local storage in initial value of threadprivate variable">;
8987 def err_omp_loop_not_canonical_init : Error<
8988 "initialization clause of OpenMP for loop is not in canonical form "
8989 "('var = init' or 'T var = init')">;
8990 def ext_omp_loop_not_canonical_init : ExtWarn<
8991 "initialization clause of OpenMP for loop is not in canonical form "
8992 "('var = init' or 'T var = init')">, InGroup<OpenMPLoopForm>;
8993 def err_omp_loop_not_canonical_cond : Error<
8994 "condition of OpenMP for loop must be a relational comparison "
8995 "('<', '<=', '>', or '>=') of loop variable %0">;
8996 def err_omp_loop_not_canonical_incr : Error<
8997 "increment clause of OpenMP for loop must perform simple addition "
8998 "or subtraction on loop variable %0">;
8999 def err_omp_loop_variable_type : Error<
9000 "variable must be of integer or %select{pointer|random access iterator}0 type">;
9001 def err_omp_loop_incr_not_compatible : Error<
9002 "increment expression must cause %0 to %select{decrease|increase}1 "
9003 "on each iteration of OpenMP for loop">;
9004 def note_omp_loop_cond_requres_compatible_incr : Note<
9005 "loop step is expected to be %select{negative|positive}0 due to this condition">;
9006 def err_omp_loop_diff_cxx : Error<
9007 "could not calculate number of iterations calling 'operator-' with "
9008 "upper and lower loop bounds">;
9009 def err_omp_loop_cannot_use_stmt : Error<
9010 "'%0' statement cannot be used in OpenMP for loop">;
9011 def err_omp_simd_region_cannot_use_stmt : Error<
9012 "'%0' statement cannot be used in OpenMP simd region">;
9013 def warn_omp_loop_64_bit_var : Warning<
9014 "OpenMP loop iteration variable cannot have more than 64 bits size and will be narrowed">,
9015 InGroup<OpenMPLoopForm>;
9016 def err_omp_unknown_reduction_identifier : Error<
9017 "incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', "
9018 "'&&', '||', 'min' or 'max' or declare reduction for type %0">;
9019 def err_omp_not_resolved_reduction_identifier : Error<
9020 "unable to resolve declare reduction construct for type %0">;
9021 def err_omp_reduction_ref_type_arg : Error<
9022 "argument of OpenMP clause '%0' must reference the same object in all threads">;
9023 def err_omp_clause_not_arithmetic_type_arg : Error<
9024 "arguments of OpenMP clause '%0' for 'min' or 'max' must be of %select{scalar|arithmetic}1 type">;
9025 def err_omp_clause_floating_type_arg : Error<
9026 "arguments of OpenMP clause '%0' with bitwise operators cannot be of floating type">;
9027 def err_omp_once_referenced : Error<
9028 "variable can appear only once in OpenMP '%0' clause">;
9029 def err_omp_once_referenced_in_target_update : Error<
9030 "variable can appear only once in OpenMP 'target update' construct">;
9031 def note_omp_referenced : Note<
9032 "previously referenced here">;
9033 def err_omp_reduction_in_task : Error<
9034 "reduction variables may not be accessed in an explicit task">;
9035 def err_omp_reduction_id_not_compatible : Error<
9036 "list item of type %0 is not valid for specified reduction operation: unable to provide default initialization value">;
9037 def err_omp_in_reduction_not_task_reduction : Error<
9038 "in_reduction variable must appear in a task_reduction clause">;
9039 def err_omp_reduction_identifier_mismatch : Error<
9040 "in_reduction variable must have the same reduction operation as in a task_reduction clause">;
9041 def note_omp_previous_reduction_identifier : Note<
9042 "previously marked as task_reduction with different reduction operation">;
9043 def err_omp_prohibited_region : Error<
9044 "region cannot be%select{| closely}0 nested inside '%1' region"
9045 "%select{|; perhaps you forget to enclose 'omp %3' directive into a parallel region?|"
9046 "; perhaps you forget to enclose 'omp %3' directive into a for or a parallel for region with 'ordered' clause?|"
9047 "; perhaps you forget to enclose 'omp %3' directive into a target region?|"
9048 "; perhaps you forget to enclose 'omp %3' directive into a teams region?}2">;
9049 def err_omp_prohibited_region_simd : Error<
9050 "OpenMP constructs may not be nested inside a simd region">;
9051 def err_omp_prohibited_region_atomic : Error<
9052 "OpenMP constructs may not be nested inside an atomic region">;
9053 def err_omp_prohibited_region_critical_same_name : Error<
9054 "cannot nest 'critical' regions having the same name %0">;
9055 def note_omp_previous_critical_region : Note<
9056 "previous 'critical' region starts here">;
9057 def err_omp_sections_not_compound_stmt : Error<
9058 "the statement for '#pragma omp sections' must be a compound statement">;
9059 def err_omp_parallel_sections_not_compound_stmt : Error<
9060 "the statement for '#pragma omp parallel sections' must be a compound statement">;
9061 def err_omp_orphaned_section_directive : Error<
9062 "%select{orphaned 'omp section' directives are prohibited, it|'omp section' directive}0"
9063 " must be closely nested to a sections region%select{|, not a %1 region}0">;
9064 def err_omp_sections_substmt_not_section : Error<
9065 "statement in 'omp sections' directive must be enclosed into a section region">;
9066 def err_omp_parallel_sections_substmt_not_section : Error<
9067 "statement in 'omp parallel sections' directive must be enclosed into a section region">;
9068 def err_omp_parallel_reduction_in_task_firstprivate : Error<
9069 "argument of a reduction clause of a %0 construct must not appear in a firstprivate clause on a task construct">;
9070 def err_omp_atomic_read_not_expression_statement : Error<
9071 "the statement for 'atomic read' must be an expression statement of form 'v = x;',"
9072 " where v and x are both lvalue expressions with scalar type">;
9073 def note_omp_atomic_read_write: Note<
9074 "%select{expected an expression statement|expected built-in assignment operator|expected expression of scalar type|expected lvalue expression}0">;
9075 def err_omp_atomic_write_not_expression_statement : Error<
9076 "the statement for 'atomic write' must be an expression statement of form 'x = expr;',"
9077 " where x is a lvalue expression with scalar type">;
9078 def err_omp_atomic_update_not_expression_statement : Error<
9079 "the statement for 'atomic update' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x',"
9080 " where x is an l-value expression with scalar type">;
9081 def err_omp_atomic_not_expression_statement : Error<
9082 "the statement for 'atomic' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x',"
9083 " where x is an l-value expression with scalar type">;
9084 def note_omp_atomic_update: Note<
9085 "%select{expected an expression statement|expected built-in binary or unary operator|expected unary decrement/increment operation|"
9086 "expected expression of scalar type|expected assignment expression|expected built-in binary operator|"
9087 "expected one of '+', '*', '-', '/', '&', '^', '%|', '<<', or '>>' built-in operations|expected in right hand side of expression}0">;
9088 def err_omp_atomic_capture_not_expression_statement : Error<
9089 "the statement for 'atomic capture' must be an expression statement of form 'v = ++x;', 'v = --x;', 'v = x++;', 'v = x--;', 'v = x binop= expr;', 'v = x = x binop expr' or 'v = x = expr binop x',"
9090 " where x and v are both l-value expressions with scalar type">;
9091 def err_omp_atomic_capture_not_compound_statement : Error<
9092 "the statement for 'atomic capture' must be a compound statement of form '{v = x; x binop= expr;}', '{x binop= expr; v = x;}',"
9093 " '{v = x; x = x binop expr;}', '{v = x; x = expr binop x;}', '{x = x binop expr; v = x;}', '{x = expr binop x; v = x;}' or '{v = x; x = expr;}',"
9094 " '{v = x; x++;}', '{v = x; ++x;}', '{++x; v = x;}', '{x++; v = x;}', '{v = x; x--;}', '{v = x; --x;}', '{--x; v = x;}', '{x--; v = x;}'"
9095 " where x is an l-value expression with scalar type">;
9096 def note_omp_atomic_capture: Note<
9097 "%select{expected assignment expression|expected compound statement|expected exactly two expression statements|expected in right hand side of the first expression}0">;
9098 def err_omp_atomic_several_clauses : Error<
9099 "directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause">;
9100 def note_omp_atomic_previous_clause : Note<
9101 "'%0' clause used here">;
9102 def err_omp_target_contains_not_only_teams : Error<
9103 "target construct with nested teams region contains statements outside of the teams construct">;
9104 def note_omp_nested_teams_construct_here : Note<
9105 "nested teams construct here">;
9106 def note_omp_nested_statement_here : Note<
9107 "%select{statement|directive}0 outside teams construct here">;
9108 def err_omp_single_copyprivate_with_nowait : Error<
9109 "the 'copyprivate' clause must not be used with the 'nowait' clause">;
9110 def note_omp_nowait_clause_here : Note<
9111 "'nowait' clause is here">;
9112 def err_omp_single_decl_in_declare_simd : Error<
9113 "single declaration is expected after 'declare simd' directive">;
9114 def err_omp_function_expected : Error<
9115 "'#pragma omp declare simd' can only be applied to functions">;
9116 def err_omp_wrong_cancel_region : Error<
9117 "one of 'for', 'parallel', 'sections' or 'taskgroup' is expected">;
9118 def err_omp_parent_cancel_region_nowait : Error<
9119 "parent region for 'omp %select{cancellation point|cancel}0' construct cannot be nowait">;
9120 def err_omp_parent_cancel_region_ordered : Error<
9121 "parent region for 'omp %select{cancellation point|cancel}0' construct cannot be ordered">;
9122 def err_omp_reduction_wrong_type : Error<"reduction type cannot be %select{qualified with 'const', 'volatile' or 'restrict'|a function|a reference|an array}0 type">;
9123 def err_omp_wrong_var_in_declare_reduction : Error<"only %select{'omp_priv' or 'omp_orig'|'omp_in' or 'omp_out'}0 variables are allowed in %select{initializer|combiner}0 expression">;
9124 def err_omp_declare_reduction_redefinition : Error<"redefinition of user-defined reduction for type %0">;
9125 def err_omp_mapper_wrong_type : Error<
9126 "mapper type must be of struct, union or class type">;
9127 def err_omp_declare_mapper_wrong_var : Error<
9128 "only variable %0 is allowed in map clauses of this 'omp declare mapper' directive">;
9129 def err_omp_declare_mapper_redefinition : Error<
9130 "redefinition of user-defined mapper for type %0 with name %1">;
9131 def err_omp_invalid_mapper: Error<
9132 "cannot find a valid user-defined mapper for type %0 with name %1">;
9133 def err_omp_array_section_use : Error<"OpenMP array section is not allowed here">;
9134 def err_omp_typecheck_section_value : Error<
9135 "subscripted value is not an array or pointer">;
9136 def err_omp_typecheck_section_not_integer : Error<
9137 "array section %select{lower bound|length}0 is not an integer">;
9138 def err_omp_section_function_type : Error<
9139 "section of pointer to function type %0">;
9140 def warn_omp_section_is_char : Warning<"array section %select{lower bound|length}0 is of type 'char'">,
9141 InGroup<CharSubscript>, DefaultIgnore;
9142 def err_omp_section_incomplete_type : Error<
9143 "section of pointer to incomplete type %0">;
9144 def err_omp_section_not_subset_of_array : Error<
9145 "array section must be a subset of the original array">;
9146 def err_omp_section_length_negative : Error<
9147 "section length is evaluated to a negative value %0">;
9148 def err_omp_section_length_undefined : Error<
9149 "section length is unspecified and cannot be inferred because subscripted value is %select{not an array|an array of unknown bound}0">;
9150 def err_omp_wrong_linear_modifier : Error<
9151 "expected %select{'val' modifier|one of 'ref', val' or 'uval' modifiers}0">;
9152 def err_omp_wrong_linear_modifier_non_reference : Error<
9153 "variable of non-reference type %0 can be used only with 'val' modifier, but used with '%1'">;
9154 def err_omp_wrong_simdlen_safelen_values : Error<
9155 "the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter">;
9156 def err_omp_wrong_if_directive_name_modifier : Error<
9157 "directive name modifier '%0' is not allowed for '#pragma omp %1'">;
9158 def err_omp_no_more_if_clause : Error<
9159 "no more 'if' clause is allowed">;
9160 def err_omp_unnamed_if_clause : Error<
9161 "expected %select{|one of}0 %1 directive name modifier%select{|s}0">;
9162 def note_omp_previous_named_if_clause : Note<
9163 "previous clause with directive name modifier specified here">;
9164 def err_omp_ordered_directive_with_param : Error<
9165 "'ordered' directive %select{without any clauses|with 'threads' clause}0 cannot be closely nested inside ordered region with specified parameter">;
9166 def err_omp_ordered_directive_without_param : Error<
9167 "'ordered' directive with 'depend' clause cannot be closely nested inside ordered region without specified parameter">;
9168 def note_omp_ordered_param : Note<
9169 "'ordered' clause with specified parameter">;
9170 def err_omp_expected_base_var_name : Error<
9171 "expected variable name as a base of the array %select{subscript|section}0">;
9172 def err_omp_map_shared_storage : Error<
9173 "variable already marked as mapped in current construct">;
9174 def err_omp_invalid_map_type_for_directive : Error<
9175 "%select{map type '%1' is not allowed|map type must be specified}0 for '#pragma omp %2'">;
9176 def err_omp_no_clause_for_directive : Error<
9177 "expected at least one %0 clause for '#pragma omp %1'">;
9178 def err_omp_threadprivate_in_clause : Error<
9179 "threadprivate variables are not allowed in '%0' clause">;
9180 def err_omp_wrong_ordered_loop_count : Error<
9181 "the parameter of the 'ordered' clause must be greater than or equal to the parameter of the 'collapse' clause">;
9182 def note_collapse_loop_count : Note<
9183 "parameter of the 'collapse' clause">;
9184 def err_omp_grainsize_num_tasks_mutually_exclusive : Error<
9185 "'%0' and '%1' clause are mutually exclusive and may not appear on the same directive">;
9186 def note_omp_previous_grainsize_num_tasks : Note<
9187 "'%0' clause is specified here">;
9188 def err_omp_hint_clause_no_name : Error<
9189 "the name of the construct must be specified in presence of 'hint' clause">;
9190 def err_omp_critical_with_hint : Error<
9191 "constructs with the same name must have a 'hint' clause with the same value">;
9192 def note_omp_critical_hint_here : Note<
9193 "%select{|previous }0'hint' clause with value '%1'">;
9194 def note_omp_critical_no_hint : Note<
9195 "%select{|previous }0directive with no 'hint' clause specified">;
9196 def err_omp_depend_clause_thread_simd : Error<
9197 "'depend' clauses cannot be mixed with '%0' clause">;
9198 def err_omp_depend_sink_expected_loop_iteration : Error<
9199 "expected%select{| %1}0 loop iteration variable">;
9200 def err_omp_depend_sink_unexpected_expr : Error<
9201 "unexpected expression: number of expressions is larger than the number of associated loops">;
9202 def err_omp_depend_sink_expected_plus_minus : Error<
9203 "expected '+' or '-' operation">;
9204 def err_omp_depend_sink_source_not_allowed : Error<
9205 "'depend(%select{source|sink:vec}0)' clause%select{|s}0 cannot be mixed with 'depend(%select{sink:vec|source}0)' clause%select{s|}0">;
9206 def err_omp_linear_ordered : Error<
9207 "'linear' clause cannot be specified along with 'ordered' clause with a parameter">;
9208 def err_omp_unexpected_schedule_modifier : Error<
9209 "modifier '%0' cannot be used along with modifier '%1'">;
9210 def err_omp_schedule_nonmonotonic_static : Error<
9211 "'nonmonotonic' modifier can only be specified with 'dynamic' or 'guided' schedule kind">;
9212 def err_omp_schedule_nonmonotonic_ordered : Error<
9213 "'schedule' clause with 'nonmonotonic' modifier cannot be specified if an 'ordered' clause is specified">;
9214 def err_omp_ordered_simd : Error<
9215 "'ordered' clause with a parameter can not be specified in '#pragma omp %0' directive">;
9216 def err_omp_variable_in_given_clause_and_dsa : Error<
9217 "%0 variable cannot be in a %1 clause in '#pragma omp %2' directive">;
9218 def err_omp_param_or_this_in_clause : Error<
9219 "expected reference to one of the parameters of function %0%select{| or 'this'}1">;
9220 def err_omp_expected_uniform_param : Error<
9221 "expected a reference to a parameter specified in a 'uniform' clause">;
9222 def err_omp_expected_int_param : Error<
9223 "expected a reference to an integer-typed parameter">;
9224 def err_omp_at_least_one_motion_clause_required : Error<
9225 "expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'">;
9226 def err_omp_usedeviceptr_not_a_pointer : Error<
9227 "expected pointer or reference to pointer in 'use_device_ptr' clause">;
9228 def err_omp_argument_type_isdeviceptr : Error <
9229 "expected pointer, array, reference to pointer, or reference to array in 'is_device_ptr clause'">;
9230 def warn_omp_nesting_simd : Warning<
9231 "OpenMP only allows an ordered construct with the simd clause nested in a simd construct">,
9232 InGroup<SourceUsesOpenMP>;
9233 def err_omp_orphaned_device_directive : Error<
9234 "orphaned 'omp %0' directives are prohibited"
9235 "; perhaps you forget to enclose the directive into a %select{|||target |teams }1region?">;
9236 def err_omp_reduction_non_addressable_expression : Error<
9237 "expected addressable reduction item for the task-based directives">;
9238 def err_omp_reduction_with_nogroup : Error<
9239 "'reduction' clause cannot be used with 'nogroup' clause">;
9240 def err_omp_reduction_vla_unsupported : Error<
9241 "cannot generate code for reduction on %select{|array section, which requires a }0variable length array">;
9242 def err_omp_linear_distribute_var_non_loop_iteration : Error<
9243 "only loop iteration variables are allowed in 'linear' clause in distribute directives">;
9244 def warn_omp_non_trivial_type_mapped : Warning<
9245 "Non-trivial type %0 is mapped, only trivial types are guaranteed to be mapped correctly">,
9246 InGroup<OpenMPTarget>;
9247 def err_omp_requires_clause_redeclaration : Error <
9248 "Only one %0 clause can appear on a requires directive in a single translation unit">;
9249 def note_omp_requires_previous_clause : Note <
9250 "%0 clause previously used here">;
9251 def err_omp_target_before_requires : Error <
9252 "target region encountered before requires directive with '%0' clause">;
9253 def note_omp_requires_encountered_target : Note <
9254 "target previously encountered here">;
9255 def err_omp_invalid_scope : Error <
9256 "'#pragma omp %0' directive must appear only in file scope">;
9257 def note_omp_invalid_length_on_this_ptr_mapping : Note <
9258 "expected length on mapping of 'this' array section expression to be '1'">;
9259 def note_omp_invalid_lower_bound_on_this_ptr_mapping : Note <
9260 "expected lower bound on mapping of 'this' array section expression to be '0' or not specified">;
9261 def note_omp_invalid_subscript_on_this_ptr_map : Note <
9262 "expected 'this' subscript expression on map clause to be 'this[0]'">;
9263 def err_omp_invalid_map_this_expr : Error <
9264 "invalid 'this' expression on 'map' clause">;
9265 def err_implied_omp_allocator_handle_t_not_found : Error<
9266 "omp_allocator_handle_t type not found; include <omp.h>">;
9267 def err_omp_expected_predefined_allocator : Error<
9268 "expected one of the predefined allocators for the variables with the static "
9269 "storage: 'omp_default_mem_alloc', 'omp_large_cap_mem_alloc', "
9270 "'omp_const_mem_alloc', 'omp_high_bw_mem_alloc', 'omp_low_lat_mem_alloc', "
9271 "'omp_cgroup_mem_alloc', 'omp_pteam_mem_alloc' or 'omp_thread_mem_alloc'">;
9272 def warn_omp_used_different_allocator : Warning<
9273 "allocate directive specifies %select{default|'%1'}0 allocator while "
9274 "previously used %select{default|'%3'}2">,
9275 InGroup<OpenMPClauses>;
9276 def note_omp_previous_allocator : Note<
9277 "previous allocator is specified here">;
9278 def err_expected_allocator_clause : Error<"expected an 'allocator' clause "
9279 "inside of the target region; provide an 'allocator' clause or use 'requires'"
9280 " directive with the 'dynamic_allocators' clause">;
9281 def err_expected_allocator_expression : Error<"expected an allocator expression "
9282 "inside of the target region; provide an allocator expression or use 'requires'"
9283 " directive with the 'dynamic_allocators' clause">;
9284 def warn_omp_allocate_thread_on_task_target_directive : Warning<
9285 "allocator with the 'thread' trait access has unspecified behavior on '%0' directive">,
9286 InGroup<OpenMPClauses>;
9287 def err_omp_expected_private_copy_for_allocate : Error<
9288 "the referenced item is not found in any private clause on the same directive">;
9289 def err_omp_stmt_depends_on_loop_counter : Error<
9290 "the loop %select{initializer|condition}0 expression depends on the current loop control variable">;
9291 def err_omp_invariant_or_linear_dependency : Error<
9292 "expected loop invariant expression or '<invariant1> * %0 + <invariant2>' kind of expression">;
9293 def err_omp_wrong_dependency_iterator_type : Error<
9294 "expected an integer or a pointer type of the outer loop counter '%0' for non-rectangular nests">;
9295 def err_omp_unsupported_type : Error <
9296 "host requires %0 bit size %1 type support, but device '%2' does not support it">;
9297 } // end of OpenMP category
9299 let CategoryName = "Related Result Type Issue" in {
9300 // Objective-C related result type compatibility
9301 def warn_related_result_type_compatibility_class : Warning<
9302 "method is expected to return an instance of its class type "
9303 "%diff{$, but is declared to return $|"
9304 ", but is declared to return different type}0,1">;
9305 def warn_related_result_type_compatibility_protocol : Warning<
9306 "protocol method is expected to return an instance of the implementing "
9307 "class, but is declared to return %0">;
9308 def note_related_result_type_family : Note<
9309 "%select{overridden|current}0 method is part of the '%select{|alloc|copy|init|"
9310 "mutableCopy|new|autorelease|dealloc|finalize|release|retain|retainCount|"
9311 "self}1' method family%select{| and is expected to return an instance of its "
9313 def note_related_result_type_overridden : Note<
9314 "overridden method returns an instance of its class type">;
9315 def note_related_result_type_inferred : Note<
9316 "%select{class|instance}0 method %1 is assumed to return an instance of "
9317 "its receiver type (%2)">;
9318 def note_related_result_type_explicit : Note<
9319 "%select{overridden|current}0 method is explicitly declared 'instancetype'"
9320 "%select{| and is expected to return an instance of its class type}0">;
9321 def err_invalid_type_for_program_scope_var : Error<
9322 "the %0 type cannot be used to declare a program scope variable">;
9326 let CategoryName = "Modules Issue" in {
9327 def err_module_decl_in_module_map_module : Error<
9328 "'module' declaration found while building module from module map">;
9329 def err_module_decl_in_header_module : Error<
9330 "'module' declaration found while building header unit">;
9331 def err_module_interface_implementation_mismatch : Error<
9332 "missing 'export' specifier in module declaration while "
9333 "building module interface">;
9334 def err_current_module_name_mismatch : Error<
9335 "module name '%0' specified on command line does not match name of module">;
9336 def err_module_redefinition : Error<
9337 "redefinition of module '%0'">;
9338 def note_prev_module_definition : Note<"previously defined here">;
9339 def note_prev_module_definition_from_ast_file : Note<"module loaded from '%0'">;
9340 def err_module_not_defined : Error<
9341 "definition of module '%0' is not available; use -fmodule-file= to specify "
9342 "path to precompiled module interface">;
9343 def err_module_redeclaration : Error<
9344 "translation unit contains multiple module declarations">;
9345 def note_prev_module_declaration : Note<"previous module declaration is here">;
9346 def err_module_declaration_missing : Error<
9347 "missing 'export module' declaration in module interface unit">;
9348 def err_module_declaration_missing_after_global_module_introducer : Error<
9349 "missing 'module' declaration at end of global module fragment "
9351 def err_module_private_specialization : Error<
9352 "%select{template|partial|member}0 specialization cannot be "
9353 "declared __module_private__">;
9354 def err_module_private_local : Error<
9355 "%select{local variable|parameter|typedef}0 %1 cannot be declared "
9356 "__module_private__">;
9357 def err_module_private_local_class : Error<
9358 "local %select{struct|interface|union|class|enum}0 cannot be declared "
9359 "__module_private__">;
9360 def err_module_unimported_use : Error<
9361 "%select{declaration|definition|default argument|"
9362 "explicit specialization|partial specialization}0 of %1 must be imported "
9363 "from module '%2' before it is required">;
9364 def err_module_unimported_use_header : Error<
9365 "missing '#include %3'; "
9366 "%select{declaration|definition|default argument|"
9367 "explicit specialization|partial specialization}0 of %1 must be imported "
9368 "from module '%2' before it is required">;
9369 def err_module_unimported_use_global_module_fragment : Error<
9370 "%select{missing '#include'|missing '#include %3'}2; "
9371 "%select{||default argument of |explicit specialization of |"
9372 "partial specialization of }0%1 must be "
9373 "%select{declared|defined|defined|declared|declared}0 "
9374 "before it is used">;
9375 def err_module_unimported_use_multiple : Error<
9376 "%select{declaration|definition|default argument|"
9377 "explicit specialization|partial specialization}0 of %1 must be imported "
9378 "from one of the following modules before it is required:%2">;
9379 def ext_module_import_in_extern_c : ExtWarn<
9380 "import of C++ module '%0' appears within extern \"C\" language linkage "
9381 "specification">, DefaultError,
9382 InGroup<DiagGroup<"module-import-in-extern-c">>;
9383 def err_module_import_not_at_top_level_fatal : Error<
9384 "import of module '%0' appears within %1">, DefaultFatal;
9385 def ext_module_import_not_at_top_level_noop : ExtWarn<
9386 "redundant #include of module '%0' appears within %1">, DefaultError,
9387 InGroup<DiagGroup<"modules-import-nested-redundant">>;
9388 def note_module_import_not_at_top_level : Note<"%0 begins here">;
9389 def err_module_self_import : Error<
9390 "import of module '%0' appears within same top-level module '%1'">;
9391 def err_module_import_in_implementation : Error<
9392 "@import of module '%0' in implementation of '%1'; use #import">;
9395 def err_module_decl_not_at_start : Error<
9396 "module declaration must occur at the start of the translation unit">;
9397 def note_global_module_introducer_missing : Note<
9398 "add 'module;' to the start of the file to introduce a "
9399 "global module fragment">;
9400 def err_export_within_anonymous_namespace : Error<
9401 "export declaration appears within anonymous namespace">;
9402 def note_anonymous_namespace : Note<"anonymous namespace begins here">;
9403 def ext_export_no_name_block : ExtWarn<
9404 "ISO C++20 does not permit %select{an empty|a static_assert}0 declaration "
9405 "to appear in an export block">, InGroup<ExportUnnamed>;
9406 def ext_export_no_names : ExtWarn<
9407 "ISO C++20 does not permit a declaration that does not introduce any names "
9408 "to be exported">, InGroup<ExportUnnamed>;
9409 def note_export : Note<"export block begins here">;
9410 def err_export_no_name : Error<
9411 "%select{empty|static_assert|asm}0 declaration cannot be exported">;
9412 def ext_export_using_directive : ExtWarn<
9413 "ISO C++20 does not permit using directive to be exported">,
9414 InGroup<DiagGroup<"export-using-directive">>;
9415 def err_export_within_export : Error<
9416 "export declaration appears within another export declaration">;
9417 def err_export_internal : Error<
9418 "declaration of %0 with internal linkage cannot be exported">;
9419 def err_export_using_internal : Error<
9420 "using declaration referring to %0 with internal linkage cannot be exported">;
9421 def err_export_not_in_module_interface : Error<
9422 "export declaration can only be used within a module interface unit"
9423 "%select{ after the module declaration|}0">;
9424 def err_export_in_private_module_fragment : Error<
9425 "export declaration cannot be used in a private module fragment">;
9426 def note_private_module_fragment : Note<
9427 "private module fragment begins here">;
9428 def err_private_module_fragment_not_module : Error<
9429 "private module fragment declaration with no preceding module declaration">;
9430 def err_private_module_fragment_redefined : Error<
9431 "private module fragment redefined">;
9432 def err_private_module_fragment_not_module_interface : Error<
9433 "private module fragment in module implementation unit">;
9434 def note_not_module_interface_add_export : Note<
9435 "add 'export' here if this is intended to be a module interface unit">;
9437 def ext_equivalent_internal_linkage_decl_in_modules : ExtWarn<
9438 "ambiguous use of internal linkage declaration %0 defined in multiple modules">,
9439 InGroup<DiagGroup<"modules-ambiguous-internal-linkage">>;
9440 def note_equivalent_internal_linkage_decl : Note<
9441 "declared here%select{ in module '%1'|}0">;
9443 def note_redefinition_modules_same_file : Note<
9444 "'%0' included multiple times, additional include site in header from module '%1'">;
9445 def note_redefinition_include_same_file : Note<
9446 "'%0' included multiple times, additional include site here">;
9449 let CategoryName = "Coroutines Issue" in {
9450 def err_return_in_coroutine : Error<
9451 "return statement not allowed in coroutine; did you mean 'co_return'?">;
9452 def note_declared_coroutine_here : Note<
9453 "function is a coroutine due to use of '%0' here">;
9454 def err_coroutine_objc_method : Error<
9455 "Objective-C methods as coroutines are not yet supported">;
9456 def err_coroutine_unevaluated_context : Error<
9457 "'%0' cannot be used in an unevaluated context">;
9458 def err_coroutine_within_handler : Error<
9459 "'%0' cannot be used in the handler of a try block">;
9460 def err_coroutine_outside_function : Error<
9461 "'%0' cannot be used outside a function">;
9462 def err_coroutine_invalid_func_context : Error<
9463 "'%1' cannot be used in %select{a constructor|a destructor"
9464 "|the 'main' function|a constexpr function"
9465 "|a function with a deduced return type|a varargs function"
9466 "|a consteval function}0">;
9467 def err_implied_coroutine_type_not_found : Error<
9468 "%0 type was not found; include <experimental/coroutine> before defining "
9470 def err_implicit_coroutine_std_nothrow_type_not_found : Error<
9471 "std::nothrow was not found; include <new> before defining a coroutine which "
9472 "uses get_return_object_on_allocation_failure()">;
9473 def err_malformed_std_nothrow : Error<
9474 "std::nothrow must be a valid variable declaration">;
9475 def err_malformed_std_coroutine_handle : Error<
9476 "std::experimental::coroutine_handle must be a class template">;
9477 def err_coroutine_handle_missing_member : Error<
9478 "std::experimental::coroutine_handle missing a member named '%0'">;
9479 def err_malformed_std_coroutine_traits : Error<
9480 "'std::experimental::coroutine_traits' must be a class template">;
9481 def err_implied_std_coroutine_traits_promise_type_not_found : Error<
9482 "this function cannot be a coroutine: %q0 has no member named 'promise_type'">;
9483 def err_implied_std_coroutine_traits_promise_type_not_class : Error<
9484 "this function cannot be a coroutine: %0 is not a class">;
9485 def err_coroutine_promise_type_incomplete : Error<
9486 "this function cannot be a coroutine: %0 is an incomplete type">;
9487 def err_coroutine_type_missing_specialization : Error<
9488 "this function cannot be a coroutine: missing definition of "
9489 "specialization %0">;
9490 def err_coroutine_promise_incompatible_return_functions : Error<
9491 "the coroutine promise type %0 declares both 'return_value' and 'return_void'">;
9492 def err_coroutine_promise_requires_return_function : Error<
9493 "the coroutine promise type %0 must declare either 'return_value' or 'return_void'">;
9494 def note_coroutine_promise_implicit_await_transform_required_here : Note<
9495 "call to 'await_transform' implicitly required by 'co_await' here">;
9496 def note_coroutine_promise_suspend_implicitly_required : Note<
9497 "call to '%select{initial_suspend|final_suspend}0' implicitly "
9498 "required by the %select{initial suspend point|final suspend point}0">;
9499 def err_coroutine_promise_unhandled_exception_required : Error<
9500 "%0 is required to declare the member 'unhandled_exception()'">;
9501 def warn_coroutine_promise_unhandled_exception_required_with_exceptions : Warning<
9502 "%0 is required to declare the member 'unhandled_exception()' when exceptions are enabled">,
9503 InGroup<CoroutineMissingUnhandledException>;
9504 def err_coroutine_promise_get_return_object_on_allocation_failure : Error<
9505 "%0: 'get_return_object_on_allocation_failure()' must be a static member function">;
9506 def err_seh_in_a_coroutine_with_cxx_exceptions : Error<
9507 "cannot use SEH '__try' in a coroutine when C++ exceptions are enabled">;
9508 def err_coroutine_promise_new_requires_nothrow : Error<
9509 "%0 is required to have a non-throwing noexcept specification when the promise "
9510 "type declares 'get_return_object_on_allocation_failure()'">;
9511 def note_coroutine_promise_call_implicitly_required : Note<
9512 "call to %0 implicitly required by coroutine function here">;
9513 def err_await_suspend_invalid_return_type : Error<
9514 "return type of 'await_suspend' is required to be 'void' or 'bool' (have %0)"
9516 def note_await_ready_no_bool_conversion : Note<
9517 "return type of 'await_ready' is required to be contextually convertible to 'bool'"
9521 let CategoryName = "Documentation Issue" in {
9522 def warn_not_a_doxygen_trailing_member_comment : Warning<
9523 "not a Doxygen trailing comment">, InGroup<Documentation>, DefaultIgnore;
9524 } // end of documentation issue category
9526 let CategoryName = "Nullability Issue" in {
9528 def warn_mismatched_nullability_attr : Warning<
9529 "nullability specifier %0 conflicts with existing specifier %1">,
9530 InGroup<Nullability>;
9532 def warn_nullability_declspec : Warning<
9533 "nullability specifier %0 cannot be applied "
9534 "to non-pointer type %1; did you mean to apply the specifier to the "
9535 "%select{pointer|block pointer|member pointer|function pointer|"
9536 "member function pointer}2?">,
9537 InGroup<NullabilityDeclSpec>,
9540 def note_nullability_here : Note<"%0 specified here">;
9542 def err_nullability_nonpointer : Error<
9543 "nullability specifier %0 cannot be applied to non-pointer type %1">;
9545 def warn_nullability_lost : Warning<
9546 "implicit conversion from nullable pointer %0 to non-nullable pointer "
9548 InGroup<NullableToNonNullConversion>, DefaultIgnore;
9549 def warn_zero_as_null_pointer_constant : Warning<
9550 "zero as null pointer constant">,
9551 InGroup<DiagGroup<"zero-as-null-pointer-constant">>, DefaultIgnore;
9553 def err_nullability_cs_multilevel : Error<
9554 "nullability keyword %0 cannot be applied to multi-level pointer type %1">;
9555 def note_nullability_type_specifier : Note<
9556 "use nullability type specifier %0 to affect the innermost "
9557 "pointer type of %1">;
9559 def warn_null_resettable_setter : Warning<
9560 "synthesized setter %0 for null_resettable property %1 does not handle nil">,
9561 InGroup<Nullability>;
9563 def warn_nullability_missing : Warning<
9564 "%select{pointer|block pointer|member pointer}0 is missing a nullability "
9565 "type specifier (_Nonnull, _Nullable, or _Null_unspecified)">,
9566 InGroup<NullabilityCompleteness>;
9567 def warn_nullability_missing_array : Warning<
9568 "array parameter is missing a nullability type specifier (_Nonnull, "
9569 "_Nullable, or _Null_unspecified)">,
9570 InGroup<NullabilityCompletenessOnArrays>;
9571 def note_nullability_fix_it : Note<
9572 "insert '%select{_Nonnull|_Nullable|_Null_unspecified}0' if the "
9573 "%select{pointer|block pointer|member pointer|array parameter}1 "
9574 "%select{should never be null|may be null|should not declare nullability}0">;
9576 def warn_nullability_inferred_on_nested_type : Warning<
9577 "inferring '_Nonnull' for pointer type within %select{array|reference}0 is "
9579 InGroup<NullabilityInferredOnNestedType>;
9581 def err_objc_type_arg_explicit_nullability : Error<
9582 "type argument %0 cannot explicitly specify nullability">;
9584 def err_objc_type_param_bound_explicit_nullability : Error<
9585 "type parameter %0 bound %1 cannot explicitly specify nullability">;
9589 let CategoryName = "Generics Issue" in {
9591 def err_objc_type_param_bound_nonobject : Error<
9592 "type bound %0 for type parameter %1 is not an Objective-C pointer type">;
9594 def err_objc_type_param_bound_missing_pointer : Error<
9595 "missing '*' in type bound %0 for type parameter %1">;
9596 def err_objc_type_param_bound_qualified : Error<
9597 "type bound %1 for type parameter %0 cannot be qualified with '%2'">;
9599 def err_objc_type_param_redecl : Error<
9600 "redeclaration of type parameter %0">;
9602 def err_objc_type_param_arity_mismatch : Error<
9603 "%select{forward class declaration|class definition|category|extension}0 has "
9604 "too %select{few|many}1 type parameters (expected %2, have %3)">;
9606 def err_objc_type_param_bound_conflict : Error<
9607 "type bound %0 for type parameter %1 conflicts with "
9608 "%select{implicit|previous}2 bound %3%select{for type parameter %5|}4">;
9610 def err_objc_type_param_variance_conflict : Error<
9611 "%select{in|co|contra}0variant type parameter %1 conflicts with previous "
9612 "%select{in|co|contra}2variant type parameter %3">;
9614 def note_objc_type_param_here : Note<"type parameter %0 declared here">;
9616 def err_objc_type_param_bound_missing : Error<
9617 "missing type bound %0 for type parameter %1 in %select{@interface|@class}2">;
9619 def err_objc_parameterized_category_nonclass : Error<
9620 "%select{extension|category}0 of non-parameterized class %1 cannot have type "
9623 def err_objc_parameterized_forward_class : Error<
9624 "forward declaration of non-parameterized class %0 cannot have type "
9627 def err_objc_parameterized_forward_class_first : Error<
9628 "class %0 previously declared with type parameters">;
9630 def err_objc_type_arg_missing_star : Error<
9631 "type argument %0 must be a pointer (requires a '*')">;
9632 def err_objc_type_arg_qualified : Error<
9633 "type argument %0 cannot be qualified with '%1'">;
9635 def err_objc_type_arg_missing : Error<
9636 "no type or protocol named %0">;
9638 def err_objc_type_args_and_protocols : Error<
9639 "angle brackets contain both a %select{type|protocol}0 (%1) and a "
9640 "%select{protocol|type}0 (%2)">;
9642 def err_objc_type_args_non_class : Error<
9643 "type arguments cannot be applied to non-class type %0">;
9645 def err_objc_type_args_non_parameterized_class : Error<
9646 "type arguments cannot be applied to non-parameterized class %0">;
9648 def err_objc_type_args_specialized_class : Error<
9649 "type arguments cannot be applied to already-specialized class type %0">;
9651 def err_objc_type_args_wrong_arity : Error<
9652 "too %select{many|few}0 type arguments for class %1 (have %2, expected %3)">;
9655 def err_objc_type_arg_not_id_compatible : Error<
9656 "type argument %0 is neither an Objective-C object nor a block type">;
9658 def err_objc_type_arg_does_not_match_bound : Error<
9659 "type argument %0 does not satisfy the bound (%1) of type parameter %2">;
9661 def warn_objc_redundant_qualified_class_type : Warning<
9662 "parameterized class %0 already conforms to the protocols listed; did you "
9663 "forget a '*'?">, InGroup<ObjCProtocolQualifiers>;
9665 def warn_block_literal_attributes_on_omitted_return_type : Warning<
9666 "attribute %0 ignored, because it cannot be applied to omitted return type">,
9667 InGroup<IgnoredAttributes>;
9669 def warn_block_literal_qualifiers_on_omitted_return_type : Warning<
9670 "'%0' qualifier on omitted return type %1 has no effect">,
9671 InGroup<IgnoredQualifiers>;
9673 def warn_shadow_field : Warning<
9674 "%select{parameter|non-static data member}3 %0 %select{|of %1 }3shadows "
9675 "member inherited from type %2">, InGroup<ShadowField>, DefaultIgnore;
9676 def note_shadow_field : Note<"declared here">;
9678 def err_multiversion_required_in_redecl : Error<
9679 "function declaration is missing %select{'target'|'cpu_specific' or "
9680 "'cpu_dispatch'}0 attribute in a multiversioned function">;
9681 def note_multiversioning_caused_here : Note<
9682 "function multiversioning caused by this declaration">;
9683 def err_multiversion_after_used : Error<
9684 "function declaration cannot become a multiversioned function after first "
9686 def err_bad_multiversion_option : Error<
9687 "function multiversioning doesn't support %select{feature|architecture}0 "
9689 def err_multiversion_duplicate : Error<
9690 "multiversioned function redeclarations require identical target attributes">;
9691 def err_multiversion_noproto : Error<
9692 "multiversioned function must have a prototype">;
9693 def err_multiversion_no_other_attrs : Error<
9694 "attribute '%select{target|cpu_specific|cpu_dispatch}0' multiversioning cannot be combined"
9695 " with other attributes">;
9696 def err_multiversion_diff : Error<
9697 "multiversioned function declaration has a different %select{calling convention"
9698 "|return type|constexpr specification|inline specification|storage class|"
9700 def err_multiversion_doesnt_support : Error<
9701 "attribute '%select{target|cpu_specific|cpu_dispatch}0' multiversioned functions do not "
9702 "yet support %select{function templates|virtual functions|"
9703 "deduced return types|constructors|destructors|deleted functions|"
9704 "defaulted functions|constexpr functions|consteval function}1">;
9705 def err_multiversion_not_allowed_on_main : Error<
9706 "'main' cannot be a multiversioned function">;
9707 def err_multiversion_not_supported : Error<
9708 "function multiversioning is not supported on the current target">;
9709 def err_multiversion_types_mixed : Error<
9710 "multiversioning attributes cannot be combined">;
9711 def err_cpu_dispatch_mismatch : Error<
9712 "'cpu_dispatch' function redeclared with different CPUs">;
9713 def err_cpu_specific_multiple_defs : Error<
9714 "multiple 'cpu_specific' functions cannot specify the same CPU: %0">;
9715 def warn_multiversion_duplicate_entries : Warning<
9716 "CPU list contains duplicate entries; attribute ignored">,
9717 InGroup<FunctionMultiVersioning>;
9718 def warn_dispatch_body_ignored : Warning<
9719 "body of cpu_dispatch function will be ignored">,
9720 InGroup<FunctionMultiVersioning>;
9722 // three-way comparison operator diagnostics
9723 def err_implied_comparison_category_type_not_found : Error<
9724 "cannot deduce return type of 'operator<=>' because type '%0' was not found; "
9725 "include <compare>">;
9726 def err_spaceship_argument_narrowing : Error<
9727 "argument to 'operator<=>' "
9728 "%select{cannot be narrowed from type %1 to %2|"
9729 "evaluates to %1, which cannot be narrowed to type %2}0">;
9730 def err_std_compare_type_not_supported : Error<
9731 "standard library implementation of %0 is not supported; "
9732 "%select{member '%2' does not have expected form|"
9733 "member '%2' is missing|"
9734 "the type is not trivially copyable|"
9735 "the type does not have the expected form}1">;
9737 // Memory Tagging Extensions (MTE) diagnostics
9738 def err_memtag_arg_null_or_pointer : Error<
9739 "%0 argument of MTE builtin function must be a null or a pointer (%1 invalid)">;
9740 def err_memtag_any2arg_pointer : Error<
9741 "at least one argument of MTE builtin function must be a pointer (%0, %1 invalid)">;
9742 def err_memtag_arg_must_be_pointer : Error<
9743 "%0 argument of MTE builtin function must be a pointer (%1 invalid)">;
9744 def err_memtag_arg_must_be_integer : Error<
9745 "%0 argument of MTE builtin function must be an integer type (%1 invalid)">;
9746 def err_memtag_arg_must_be_unsigned : Error<
9747 "%0 argument of MTE builtin function must be an unsigned integer type (%1 invalid)">;
9749 def warn_dereference_of_noderef_type : Warning<
9750 "dereferencing %0; was declared with a 'noderef' type">, InGroup<NoDeref>;
9751 def warn_dereference_of_noderef_type_no_decl : Warning<
9752 "dereferencing expression marked as 'noderef'">, InGroup<NoDeref>;
9753 def warn_noderef_on_non_pointer_or_array : Warning<
9754 "'noderef' can only be used on an array or pointer type">, InGroup<IgnoredAttributes>;
9755 def warn_noderef_to_dereferenceable_pointer : Warning<
9756 "casting to dereferenceable pointer removes 'noderef' attribute">, InGroup<NoDeref>;
9758 def err_builtin_launder_invalid_arg : Error<
9759 "%select{non-pointer|function pointer|void pointer}0 argument to "
9760 "'__builtin_launder' is not allowed">;
9762 def err_bit_cast_non_trivially_copyable : Error<
9763 "__builtin_bit_cast %select{source|destination}0 type must be trivially copyable">;
9764 def err_bit_cast_type_size_mismatch : Error<
9765 "__builtin_bit_cast source size does not equal destination size (%0 vs %1)">;
9766 } // end of sema component.