1 /* Definitions for C++ parsing and type checking.
2 Copyright (C) 1987, 1993, 1994, 1995 Free Software Foundation, Inc.
3 Hacked by Michael Tiemann (tiemann@cygnus.com)
5 This file is part of GNU CC.
7 GNU CC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU CC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
25 /* Borrow everything that is C from c-tree.h,
26 but do so by copy, not by inclusion, since c-tree.h defines
31 #define STDIO_PROTO(ARGS) PROTO(ARGS)
33 #define STDIO_PROTO(ARGS) ()
37 /* Language-dependent contents of an identifier. */
39 struct lang_identifier
41 struct tree_identifier ignore;
42 tree global_value, local_value;
44 tree class_template_info;
50 tree label_value, implicit_decl;
51 tree type_desc, as_list, error_locus;
54 /* To identify to the debug emitters if it should pay attention to the
55 flag `-Wtemplate-debugging'. */
56 #define HAVE_TEMPLATES 1
58 /* Macros for access to language-specific slots in an identifier. */
60 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
61 (((struct lang_identifier *)(NODE))->global_value)
62 #define IDENTIFIER_CLASS_VALUE(NODE) \
63 (((struct lang_identifier *)(NODE))->class_value)
64 #define IDENTIFIER_LOCAL_VALUE(NODE) \
65 (((struct lang_identifier *)(NODE))->local_value)
66 #define IDENTIFIER_TEMPLATE(NODE) \
67 (((struct lang_identifier *)(NODE))->class_template_info)
69 #define IDENTIFIER_TYPE_VALUE(NODE) (TREE_TYPE (NODE))
70 #define SET_IDENTIFIER_TYPE_VALUE(NODE,TYPE) (TREE_TYPE (NODE) = TYPE)
71 #define IDENTIFIER_HAS_TYPE_VALUE(NODE) (TREE_TYPE (NODE) ? 1 : 0)
73 #define LANG_ID_FIELD(NAME,NODE) \
74 (((struct lang_identifier *)(NODE))->x \
75 ? ((struct lang_identifier *)(NODE))->x->NAME : 0)
76 #define SET_LANG_ID(NODE,VALUE,NAME) \
77 (((struct lang_identifier *)(NODE))->x == 0 \
78 ? ((struct lang_identifier *)(NODE))->x \
79 = (struct lang_id2 *)perm_calloc (1, sizeof (struct lang_id2)) : 0, \
80 ((struct lang_identifier *)(NODE))->x->NAME = (VALUE))
82 #define IDENTIFIER_LABEL_VALUE(NODE) LANG_ID_FIELD(label_value, NODE)
83 #define SET_IDENTIFIER_LABEL_VALUE(NODE,VALUE) \
84 SET_LANG_ID(NODE, VALUE, label_value)
86 #define IDENTIFIER_IMPLICIT_DECL(NODE) LANG_ID_FIELD(implicit_decl, NODE)
87 #define SET_IDENTIFIER_IMPLICIT_DECL(NODE,VALUE) \
88 SET_LANG_ID(NODE, VALUE, implicit_decl)
90 #define IDENTIFIER_AS_DESC(NODE) LANG_ID_FIELD(type_desc, NODE)
91 #define SET_IDENTIFIER_AS_DESC(NODE,DESC) \
92 SET_LANG_ID(NODE, DESC, type_desc)
94 #define IDENTIFIER_AS_LIST(NODE) LANG_ID_FIELD(as_list, NODE)
95 #define SET_IDENTIFIER_AS_LIST(NODE,LIST) \
96 SET_LANG_ID(NODE, LIST, as_list)
98 #define IDENTIFIER_ERROR_LOCUS(NODE) LANG_ID_FIELD(error_locus, NODE)
99 #define SET_IDENTIFIER_ERROR_LOCUS(NODE,VALUE) \
100 SET_LANG_ID(NODE, VALUE, error_locus)
103 #define IDENTIFIER_VIRTUAL_P(NODE) TREE_LANG_FLAG_1(NODE)
105 /* Nonzero if this identifier is the prefix for a mangled C++ operator name. */
106 #define IDENTIFIER_OPNAME_P(NODE) TREE_LANG_FLAG_2(NODE)
108 #define IDENTIFIER_TYPENAME_P(NODE) \
109 (! strncmp (IDENTIFIER_POINTER (NODE), \
110 IDENTIFIER_POINTER (ansi_opname[(int) TYPE_EXPR]), \
111 IDENTIFIER_LENGTH (ansi_opname[(int) TYPE_EXPR])))
113 /* Nonzero means reject anything that ANSI standard C forbids. */
116 /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */
117 #define C_TYPE_FIELDS_READONLY(type) TYPE_LANG_FLAG_0 (type)
119 /* Record in each node resulting from a binary operator
120 what operator was specified for it. */
121 #define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp))
123 /* Store a value in that field. */
124 #define C_SET_EXP_ORIGINAL_CODE(exp, code) \
125 (TREE_COMPLEXITY (exp) = (int)(code))
127 /* If non-zero, a VAR_DECL whose cleanup will cause a throw to the
128 next exception handler. */
129 extern tree exception_throw_decl;
131 extern tree double_type_node, long_double_type_node, float_type_node;
132 extern tree char_type_node, unsigned_char_type_node, signed_char_type_node;
133 extern tree ptrdiff_type_node;
135 extern tree short_integer_type_node, short_unsigned_type_node;
136 extern tree long_integer_type_node, long_unsigned_type_node;
137 extern tree long_long_integer_type_node, long_long_unsigned_type_node;
138 extern tree unsigned_type_node;
139 extern tree string_type_node, char_array_type_node, int_array_type_node;
140 extern tree wchar_array_type_node;
141 extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
142 extern tree intQI_type_node, unsigned_intQI_type_node;
143 extern tree intHI_type_node, unsigned_intHI_type_node;
144 extern tree intSI_type_node, unsigned_intSI_type_node;
145 extern tree intDI_type_node, unsigned_intDI_type_node;
147 extern int current_function_returns_value;
148 extern int current_function_returns_null;
149 extern tree current_function_return_value;
151 extern tree ridpointers[];
152 extern tree ansi_opname[];
153 extern tree ansi_assopname[];
155 /* Nonzero means `$' can be in an identifier. */
157 extern int dollars_in_ident;
159 /* Nonzero means allow type mismatches in conditional expressions;
160 just make their values `void'. */
162 extern int flag_cond_mismatch;
164 /* Nonzero means don't recognize the keyword `asm'. */
166 extern int flag_no_asm;
168 /* For cross referencing. */
170 extern int flag_gnu_xref;
172 /* For environments where you can use GNU binutils (as, ld in particular). */
174 extern int flag_gnu_binutils;
176 /* Nonzero means ignore `#ident' directives. */
178 extern int flag_no_ident;
180 /* Nonzero means warn about implicit declarations. */
182 extern int warn_implicit;
184 /* Nonzero means warn when all ctors or dtors are private, and the class
187 extern int warn_ctor_dtor_privacy;
189 /* Nonzero means warn about function definitions that default the return type
190 or that use a null return and have a return-type other than void. */
192 extern int warn_return_type;
194 /* Nonzero means give string constants the type `const char *'
195 to get extra warnings from them. These warnings will be too numerous
196 to be useful, except in thoroughly ANSIfied programs. */
198 extern int warn_write_strings;
200 /* Nonzero means warn about sizeof(function) or addition/subtraction
201 of function pointers. */
203 extern int warn_pointer_arith;
205 /* Nonzero means warn for all old-style non-prototype function decls. */
207 extern int warn_strict_prototypes;
209 /* Nonzero means warn about suggesting putting in ()'s. */
211 extern int warn_parentheses;
213 /* Nonzero means warn about multiple (redundant) decls for the same single
214 variable or function. */
216 extern int warn_redundant_decls;
218 /* Warn if initializer is not completely bracketed. */
220 extern int warn_missing_braces;
222 /* Warn about a subscript that has type char. */
224 extern int warn_char_subscripts;
226 /* Nonzero means warn about pointer casts that can drop a type qualifier
227 from the pointer target type. */
229 extern int warn_cast_qual;
231 /* Warn about traditional constructs whose meanings changed in ANSI C. */
233 extern int warn_traditional;
235 /* Warn about *printf or *scanf format/argument anomalies. */
237 extern int warn_format;
239 /* Nonzero means warn about non virtual destructors in classes that have
240 virtual functions. */
242 extern int warn_nonvdtor;
244 /* Non-zero means warn when a function is declared extern and later inline. */
245 extern int warn_extern_inline;
247 /* Nonzero means do some things the same way PCC does. */
249 extern int flag_traditional;
251 /* Nonzero means to treat bitfields as unsigned unless they say `signed'. */
253 extern int flag_signed_bitfields;
255 /* 3 means write out only virtuals function tables `defined'
256 in this implementation file.
257 2 means write out only specific virtual function tables
258 and give them (C) public access.
259 1 means write out virtual function tables and give them
261 0 means write out virtual function tables and give them
262 (C) static access (default).
263 -1 means declare virtual function tables extern. */
265 extern int write_virtuals;
267 /* True for more efficient but incompatible (not not fully tested)
268 vtable implementation (using thunks).
269 0 is old behavior; 1 is new behavior. */
270 extern int flag_vtable_thunks;
272 /* INTERFACE_ONLY nonzero means that we are in an "interface"
273 section of the compiler. INTERFACE_UNKNOWN nonzero means
274 we cannot trust the value of INTERFACE_ONLY. If INTERFACE_UNKNOWN
275 is zero and INTERFACE_ONLY is zero, it means that we are responsible
276 for exporting definitions that others might need. */
277 extern int interface_only, interface_unknown;
279 /* Nonzero means we should attempt to elide constructors when possible. */
281 extern int flag_elide_constructors;
283 /* Nonzero means enable obscure ANSI features and disable GNU extensions
284 that might cause ANSI-compliant code to be miscompiled. */
286 extern int flag_ansi;
288 /* Nonzero means recognize and handle ansi-style exception handling
291 extern int flag_handle_exceptions;
293 /* Nonzero means recognize and handle signature language constructs. */
295 extern int flag_handle_signatures;
297 /* Nonzero means that member functions defined in class scope are
298 inline by default. */
300 extern int flag_default_inline;
302 /* Nonzero means emit cadillac protocol. */
304 extern int flag_cadillac;
306 /* C++ language-specific tree codes. */
307 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
308 enum cplus_tree_code {
309 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
315 /* Override OFFSET_REFs from the back-end, as we want our very own. */
316 /* Allow complex pointer to members to work correctly. */
317 #define OFFSET_REF CP_OFFSET_REF
319 enum languages { lang_c, lang_cplusplus };
321 /* Macros to make error reporting functions' lives easier. */
322 #define TYPE_IDENTIFIER(NODE) (DECL_NAME (TYPE_NAME (NODE)))
323 #define TYPE_NAME_STRING(NODE) (IDENTIFIER_POINTER (TYPE_IDENTIFIER (NODE)))
324 #define TYPE_NAME_LENGTH(NODE) (IDENTIFIER_LENGTH (TYPE_IDENTIFIER (NODE)))
326 #define TYPE_ASSEMBLER_NAME_STRING(NODE) (IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (TYPE_NAME (NODE))))
327 #define TYPE_ASSEMBLER_NAME_LENGTH(NODE) (IDENTIFIER_LENGTH (DECL_ASSEMBLER_NAME (TYPE_NAME (NODE))))
329 /* The _DECL for this _TYPE. */
330 #define TYPE_MAIN_DECL(NODE) (TYPE_NAME (NODE))
332 #define IS_AGGR_TYPE(t) (TYPE_LANG_FLAG_5 (t))
333 #define IS_AGGR_TYPE_CODE(t) (t == RECORD_TYPE || t == UNION_TYPE || t == UNINSTANTIATED_P_TYPE)
334 #define IS_AGGR_TYPE_2(TYPE1,TYPE2) \
335 (TREE_CODE (TYPE1) == TREE_CODE (TYPE2) \
336 && IS_AGGR_TYPE (TYPE1)&IS_AGGR_TYPE (TYPE2))
337 #define IS_OVERLOAD_TYPE_CODE(t) (IS_AGGR_TYPE_CODE (t) || t == ENUMERAL_TYPE)
338 #define IS_OVERLOAD_TYPE(t) (IS_OVERLOAD_TYPE_CODE (TREE_CODE (t)))
340 /* In a *_TYPE, nonzero means a built-in type. */
341 #define TYPE_BUILT_IN(NODE) TYPE_LANG_FLAG_6(NODE)
343 /* Macros which might want to be replaced by function calls. */
345 #define DELTA_FROM_VTABLE_ENTRY(ENTRY) \
346 (!flag_vtable_thunks ? \
347 TREE_VALUE (CONSTRUCTOR_ELTS (ENTRY)) \
348 : TREE_CODE (TREE_OPERAND ((ENTRY), 0)) != THUNK_DECL ? integer_zero_node \
349 : build_int_2 (THUNK_DELTA (TREE_OPERAND ((ENTRY), 0)), 0))
351 /* Virtual function addresses can be gotten from a virtual function
352 table entry using this macro. */
353 #define FNADDR_FROM_VTABLE_ENTRY(ENTRY) \
354 (!flag_vtable_thunks ? \
355 TREE_VALUE (TREE_CHAIN (TREE_CHAIN (CONSTRUCTOR_ELTS (ENTRY)))) \
356 : TREE_CODE (TREE_OPERAND ((ENTRY), 0)) != THUNK_DECL ? (ENTRY) \
357 : DECL_INITIAL (TREE_OPERAND ((ENTRY), 0)))
358 #define SET_FNADDR_FROM_VTABLE_ENTRY(ENTRY,VALUE) \
359 (TREE_VALUE (TREE_CHAIN (TREE_CHAIN (CONSTRUCTOR_ELTS (ENTRY)))) = (VALUE))
360 #define FUNCTION_ARG_CHAIN(NODE) (TREE_CHAIN (TYPE_ARG_TYPES (TREE_TYPE (NODE))))
361 #define PROMOTES_TO_AGGR_TYPE(NODE,CODE) \
362 (((CODE) == TREE_CODE (NODE) \
363 && IS_AGGR_TYPE (TREE_TYPE (NODE))) \
364 || IS_AGGR_TYPE (NODE))
367 #define FNADDR_FROM_VTABLE_ENTRY(ENTRY) (fnaddr_from_vtable_entry (ENTRY))
368 #define SET_FNADDR_FROM_VTABLE_ENTRY(ENTRY,VALUE) \
369 (set_fnaddr_from_vtable_entry (ENTRY, VALUE))
370 /* #define TYPE_NAME_STRING(NODE) (type_name_string (NODE)) */
371 #define FUNCTION_ARG_CHAIN(NODE) (function_arg_chain (NODE))
372 #define PROMOTES_TO_AGGR_TYPE(NODE,CODE) (promotes_to_aggr_type (NODE, CODE))
373 /* #define IS_AGGR_TYPE_2(TYPE1, TYPE2) (is_aggr_type_2 (TYPE1, TYPE2)) */
375 /* Nonzero iff TYPE is uniquely derived from PARENT. Under MI, PARENT can
376 be an ambiguous base class of TYPE, and this macro will be false. */
377 #define UNIQUELY_DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 0, (tree *)0) >= 0)
378 #define ACCESSIBLY_DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, -1, (tree *)0) >= 0)
379 #define ACCESSIBLY_UNIQUELY_DERIVED_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 1, (tree *)0) >= 0)
380 #define DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 0, (tree *)0) != -1)
382 /* Statistics show that while the GNU C++ compiler may generate
383 thousands of different types during a compilation run, it
384 generates relatively few (tens) of classtypes. Because of this,
385 it is not costly to store a generous amount of information
386 in classtype nodes. This struct must fill out to a multiple of 4 bytes. */
391 unsigned has_type_conversion : 1;
392 unsigned has_int_conversion : 1;
393 unsigned has_float_conversion : 1;
394 unsigned has_init_ref : 1;
395 unsigned gets_init_aggr : 1;
396 unsigned has_assignment : 1;
397 unsigned has_default_ctor : 1;
398 unsigned uses_multiple_inheritance : 1;
400 unsigned has_nonpublic_ctor : 2;
401 unsigned has_nonpublic_assign_ref : 2;
402 unsigned const_needs_init : 1;
403 unsigned ref_needs_init : 1;
404 unsigned has_const_assign_ref : 1;
405 unsigned vtable_needs_writing : 1;
407 unsigned has_assign_ref : 1;
408 unsigned gets_new : 2;
409 unsigned gets_delete : 2;
410 unsigned has_call_overloaded : 1;
411 unsigned has_array_ref_overloaded : 1;
412 unsigned has_arrow_overloaded : 1;
414 unsigned local_typedecls : 1;
415 unsigned interface_only : 1;
416 unsigned interface_unknown : 1;
417 unsigned needs_virtual_reinit : 1;
418 unsigned vec_delete_takes_size : 1;
419 unsigned declared_class : 1;
420 unsigned being_defined : 1;
421 unsigned redefined : 1;
423 unsigned no_globalize : 1;
425 unsigned marked2 : 1;
426 unsigned marked3 : 1;
427 unsigned marked4 : 1;
428 unsigned marked5 : 1;
429 unsigned marked6 : 1;
431 unsigned use_template : 2;
432 unsigned debug_requested : 1;
433 unsigned has_method_call_overloaded : 1;
434 unsigned private_attr : 1;
435 unsigned got_semicolon : 1;
436 unsigned ptrmemfunc_flag : 1;
437 unsigned is_signature : 1;
438 unsigned is_signature_pointer : 1;
440 unsigned is_signature_reference : 1;
441 unsigned has_default_implementation : 1;
442 unsigned grokking_typedef : 1;
443 unsigned has_opaque_typedecls : 1;
444 unsigned sigtable_has_been_generated : 1;
445 unsigned was_anonymous : 1;
446 unsigned has_real_assignment : 1;
447 unsigned has_real_assign_ref : 1;
449 unsigned has_const_init_ref : 1;
450 unsigned has_complex_init_ref : 1;
451 unsigned has_complex_assign_ref : 1;
452 unsigned has_abstract_assign_ref : 1;
453 unsigned non_aggregate : 1;
455 /* The MIPS compiler gets it wrong if this struct also
456 does not fill out to a multiple of 4 bytes. Add a
457 member `dummy' with new bits if you go over the edge. */
460 unsigned n_vancestors : 16;
469 union tree_node *vbinfo[2];
470 union tree_node *baselink_vec;
471 union tree_node *vfields;
472 union tree_node *vbases;
473 union tree_node *vbase_size;
475 union tree_node *tags;
476 char *memoized_table_entry;
480 #ifdef ONLY_INT_FIELDS
481 unsigned int mode : 8;
483 enum machine_mode mode : 8;
486 unsigned char size_unit;
488 unsigned char sep_unit;
490 union tree_node *sep;
491 union tree_node *size;
493 union tree_node *base_init_list;
494 union tree_node *abstract_virtuals;
495 union tree_node *as_list;
496 union tree_node *id_as_list;
497 union tree_node *binfo_as_list;
498 union tree_node *friend_classes;
502 union tree_node *rtti;
504 union tree_node *methods;
506 union tree_node *signature;
507 union tree_node *signature_pointer_to;
508 union tree_node *signature_reference_to;
513 #define CLASSTYPE_SOURCE_LINE(NODE) (TYPE_LANG_SPECIFIC(NODE)->linenum)
515 /* Indicates whether or not (and how) a template was expanded for this class.
516 0=no information yet/non-template class
517 1=implicit template instantiation
518 2=explicit template specialization
519 3=explicit template instantiation */
520 #define CLASSTYPE_USE_TEMPLATE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.use_template)
522 /* Fields used for storing information before the class is defined.
523 After the class is defined, these fields hold other information. */
525 /* List of friends which were defined inline in this class definition. */
526 #define CLASSTYPE_INLINE_FRIENDS(NODE) (TYPE_NONCOPIED_PARTS (NODE))
528 /* Nonzero for _CLASSTYPE means that the _CLASSTYPE either has
529 a special meaning for the assignment operator ("operator="),
530 or one of its fields (or base members) has a special meaning
532 #define TYPE_HAS_ASSIGNMENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_assignment)
533 #define TYPE_HAS_REAL_ASSIGNMENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_real_assignment)
535 /* Nonzero for _CLASSTYPE means that operator new and delete are defined,
537 #define TYPE_GETS_NEW(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_new)
538 #define TYPE_GETS_DELETE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_delete)
539 #define TYPE_GETS_REG_DELETE(NODE) (TYPE_GETS_DELETE (NODE) & 1)
541 /* Nonzero for _CLASSTYPE means that operator vec delete is defined and
542 takes the optional size_t argument. */
543 #define TYPE_VEC_DELETE_TAKES_SIZE(NODE) \
544 (TYPE_LANG_SPECIFIC(NODE)->type_flags.vec_delete_takes_size)
545 #define TYPE_VEC_NEW_USES_COOKIE(NODE) \
546 (TYPE_NEEDS_DESTRUCTOR (NODE) \
547 || (TYPE_LANG_SPECIFIC (NODE) && TYPE_VEC_DELETE_TAKES_SIZE (NODE)))
549 /* Nonzero for TREE_LIST or _TYPE node means that this node is class-local. */
550 #define TREE_NONLOCAL_FLAG(NODE) (TREE_LANG_FLAG_0 (NODE))
552 /* Nonzero for a _CLASSTYPE node which we know to be private. */
553 #define TYPE_PRIVATE_P(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.private_attr)
555 /* Nonzero means that this _CLASSTYPE node defines ways of converting
556 itself to other types. */
557 #define TYPE_HAS_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_type_conversion)
559 /* Nonzero means that this _CLASSTYPE node can convert itself to an
561 #define TYPE_HAS_INT_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_int_conversion)
563 /* Nonzero means that this _CLASSTYPE node can convert itself to an
565 #define TYPE_HAS_REAL_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_float_conversion)
567 /* Nonzero means that this _CLASSTYPE node overloads operator=(X&). */
568 #define TYPE_HAS_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_assign_ref)
569 #define TYPE_HAS_CONST_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_const_assign_ref)
571 /* Nonzero means that this _CLASSTYPE node has an X(X&) constructor. */
572 #define TYPE_HAS_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_init_ref)
573 #define TYPE_HAS_CONST_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_const_init_ref)
575 /* Nonzero means that this _CLASSTYPE node has an X(X ...) constructor.
576 Note that there must be other arguments, or this constructor is flagged
577 as being erroneous. */
578 #define TYPE_GETS_INIT_AGGR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_init_aggr)
580 /* Nonzero means that this type is being defined. I.e., the left brace
581 starting the definition of this type has been seen. */
582 #define TYPE_BEING_DEFINED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.being_defined)
583 /* Nonzero means that this type has been redefined. In this case, if
584 convenient, don't reprocess any methods that appear in its redefinition. */
585 #define TYPE_REDEFINED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.redefined)
587 /* Nonzero means that this _CLASSTYPE node overloads the method call
588 operator. In this case, all method calls go through `operator->()(...). */
589 #define TYPE_OVERLOADS_METHOD_CALL_EXPR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_method_call_overloaded)
591 /* Nonzero means that this type is a signature. */
592 # define IS_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)?TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature:0)
593 # define SET_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature=1)
594 # define CLEAR_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature=0)
596 /* Nonzero means that this type is a signature pointer type. */
597 # define IS_SIGNATURE_POINTER(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature_pointer)
599 /* Nonzero means that this type is a signature reference type. */
600 # define IS_SIGNATURE_REFERENCE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature_reference)
602 /* Nonzero means that this signature type has a default implementation. */
603 # define HAS_DEFAULT_IMPLEMENTATION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_default_implementation)
605 /* Nonzero means that grokdeclarator works on a signature-local typedef. */
606 #define SIGNATURE_GROKKING_TYPEDEF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.grokking_typedef)
608 /* Nonzero means that this signature contains opaque type declarations. */
609 #define SIGNATURE_HAS_OPAQUE_TYPEDECLS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_opaque_typedecls)
611 /* Nonzero means that a signature table has been generated
612 for this signature. */
613 #define SIGTABLE_HAS_BEEN_GENERATED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.sigtable_has_been_generated)
615 /* If NODE is a class, this is the signature type that contains NODE's
616 signature after it has been computed using sigof(). */
617 #define CLASSTYPE_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
619 /* If NODE is a signature pointer or signature reference, this is the
620 signature type the pointer/reference points to. */
621 #define SIGNATURE_TYPE(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
623 /* If NODE is a signature, this is a vector of all methods defined
624 in the signature or in its base types together with their default
626 #define SIGNATURE_METHOD_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
628 /* If NODE is a signature, this is the _TYPE node that contains NODE's
629 signature pointer type. */
630 #define SIGNATURE_POINTER_TO(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature_pointer_to)
632 /* If NODE is a signature, this is the _TYPE node that contains NODE's
633 signature reference type. */
634 #define SIGNATURE_REFERENCE_TO(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature_reference_to)
636 /* The is the VAR_DECL that contains NODE's rtti. */
637 #define CLASSTYPE_RTTI(NODE) (TYPE_LANG_SPECIFIC(NODE)->rtti)
639 /* List of all explicit methods (chained using DECL_NEXT_METHOD),
640 in order they were parsed. */
641 #define CLASSTYPE_METHODS(NODE) (TYPE_LANG_SPECIFIC(NODE)->methods)
643 /* Nonzero means that this _CLASSTYPE node overloads operator(). */
644 #define TYPE_OVERLOADS_CALL_EXPR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_call_overloaded)
646 /* Nonzero means that this _CLASSTYPE node overloads operator[]. */
647 #define TYPE_OVERLOADS_ARRAY_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_array_ref_overloaded)
649 /* Nonzero means that this _CLASSTYPE node overloads operator->. */
650 #define TYPE_OVERLOADS_ARROW(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_arrow_overloaded)
652 /* Nonzero means that this _CLASSTYPE (or one of its ancestors) uses
653 multiple inheritance. If this is 0 for the root of a type
654 hierarchy, then we can use more efficient search techniques. */
655 #define TYPE_USES_MULTIPLE_INHERITANCE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.uses_multiple_inheritance)
657 /* Nonzero means that this _CLASSTYPE (or one of its ancestors) uses
658 virtual base classes. If this is 0 for the root of a type
659 hierarchy, then we can use more efficient search techniques. */
660 #define TYPE_USES_VIRTUAL_BASECLASSES(NODE) (TREE_LANG_FLAG_3(NODE))
662 /* List of lists of member functions defined in this class. */
663 #define CLASSTYPE_METHOD_VEC(NODE) TYPE_METHODS(NODE)
665 /* The first type conversion operator in the class (the others can be
666 searched with TREE_CHAIN), or the first non-constructor function if
667 there are no type conversion operators. */
668 #define CLASSTYPE_FIRST_CONVERSION(NODE) \
669 TREE_VEC_LENGTH (CLASSTYPE_METHOD_VEC (NODE)) > 1 \
670 ? TREE_VEC_ELT (CLASSTYPE_METHOD_VEC (NODE), 1) \
673 /* Pointer from any member function to the head of the list of
674 member functions of the type that member function belongs to. */
675 #define CLASSTYPE_BASELINK_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->baselink_vec)
677 /* Mark bits for depth-first and breath-first searches. */
678 #define CLASSTYPE_MARKED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked)
679 #define CLASSTYPE_MARKED2(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked2)
680 #define CLASSTYPE_MARKED3(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked3)
681 #define CLASSTYPE_MARKED4(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked4)
682 #define CLASSTYPE_MARKED5(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked5)
683 #define CLASSTYPE_MARKED6(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked6)
684 /* Macros to modify the above flags */
685 #define SET_CLASSTYPE_MARKED(NODE) (CLASSTYPE_MARKED(NODE) = 1)
686 #define CLEAR_CLASSTYPE_MARKED(NODE) (CLASSTYPE_MARKED(NODE) = 0)
687 #define SET_CLASSTYPE_MARKED2(NODE) (CLASSTYPE_MARKED2(NODE) = 1)
688 #define CLEAR_CLASSTYPE_MARKED2(NODE) (CLASSTYPE_MARKED2(NODE) = 0)
689 #define SET_CLASSTYPE_MARKED3(NODE) (CLASSTYPE_MARKED3(NODE) = 1)
690 #define CLEAR_CLASSTYPE_MARKED3(NODE) (CLASSTYPE_MARKED3(NODE) = 0)
691 #define SET_CLASSTYPE_MARKED4(NODE) (CLASSTYPE_MARKED4(NODE) = 1)
692 #define CLEAR_CLASSTYPE_MARKED4(NODE) (CLASSTYPE_MARKED4(NODE) = 0)
693 #define SET_CLASSTYPE_MARKED5(NODE) (CLASSTYPE_MARKED5(NODE) = 1)
694 #define CLEAR_CLASSTYPE_MARKED5(NODE) (CLASSTYPE_MARKED5(NODE) = 0)
695 #define SET_CLASSTYPE_MARKED6(NODE) (CLASSTYPE_MARKED6(NODE) = 1)
696 #define CLEAR_CLASSTYPE_MARKED6(NODE) (CLASSTYPE_MARKED6(NODE) = 0)
698 #define CLASSTYPE_TAGS(NODE) (TYPE_LANG_SPECIFIC(NODE)->tags)
700 /* If this class has any bases, this is the number of the base class from
701 which our VFIELD is based, -1 otherwise. If this class has no base
702 classes, this is not used.
703 In D : B1, B2, PARENT would be 0, if D's vtable came from B1,
704 1, if D's vtable came from B2. */
705 #define CLASSTYPE_VFIELD_PARENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->vfield_parent)
707 /* Remove when done merging. */
708 #define CLASSTYPE_VFIELD(NODE) TYPE_VFIELD(NODE)
710 /* The number of virtual functions defined for this
712 #define CLASSTYPE_VSIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->vsize)
713 /* The virtual base classes that this type uses. */
714 #define CLASSTYPE_VBASECLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->vbases)
715 /* The virtual function pointer fields that this type contains. */
716 #define CLASSTYPE_VFIELDS(NODE) (TYPE_LANG_SPECIFIC(NODE)->vfields)
718 /* Number of baseclasses defined for this type.
719 0 means no base classes. */
720 #define CLASSTYPE_N_BASECLASSES(NODE) \
721 (TYPE_BINFO_BASETYPES (NODE) ? TREE_VEC_LENGTH (TYPE_BINFO_BASETYPES(NODE)) : 0)
723 /* Memoize the number of super classes (base classes) tha this node
724 has. That way we can know immediately (albeit conservatively how
725 large a multiple-inheritance matrix we need to build to find
726 derivation information. */
727 #define CLASSTYPE_N_SUPERCLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->n_ancestors)
728 #define CLASSTYPE_N_VBASECLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.n_vancestors)
730 /* Record how deep the inheritance is for this class so `void*' conversions
731 are less favorable than a conversion to the most base type. */
732 #define CLASSTYPE_MAX_DEPTH(NODE) (TYPE_LANG_SPECIFIC(NODE)->max_depth)
734 /* Used for keeping search-specific information. Any search routine
735 which uses this must define what exactly this slot is used for. */
736 #define CLASSTYPE_SEARCH_SLOT(NODE) (TYPE_LANG_SPECIFIC(NODE)->search_slot)
738 /* Entry for keeping memoization tables for this type to
739 hopefully speed up search routines. Since it is a pointer,
740 it can mean almost anything. */
741 #define CLASSTYPE_MTABLE_ENTRY(NODE) (TYPE_LANG_SPECIFIC(NODE)->memoized_table_entry)
743 /* This is the total size of the baseclasses defined for this type.
744 Needed because it is desirable to layout such information
745 before beginning to process the class itself, and we
746 don't want to compute it second time when actually laying
747 out the type for real. */
748 #define CLASSTYPE_SIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->size)
749 #define CLASSTYPE_SIZE_UNIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->size_unit)
750 #define CLASSTYPE_MODE(NODE) (TYPE_LANG_SPECIFIC(NODE)->mode)
751 #define CLASSTYPE_ALIGN(NODE) (TYPE_LANG_SPECIFIC(NODE)->align)
753 /* This is the space needed for virtual base classes. NULL if
754 there are no virtual basetypes. */
755 #define CLASSTYPE_VBASE_SIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->vbase_size)
757 /* A cons list of structure elements which either have constructors
758 to be called, or virtual function table pointers which
759 need initializing. Depending on what is being initialized,
760 the TREE_PURPOSE and TREE_VALUE fields have different meanings:
762 Member initialization: <FIELD_DECL, TYPE>
763 Base class construction: <NULL_TREE, BASETYPE>
764 Base class initialization: <BASE_INITIALIZATION, THESE_INITIALIZATIONS>
765 Whole type: <MEMBER_INIT, BASE_INIT>. */
766 #define CLASSTYPE_BASE_INIT_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->base_init_list)
768 /* A cons list of virtual functions which cannot be inherited by
769 derived classes. When deriving from this type, the derived
770 class must provide its own definition for each of these functions. */
771 #define CLASSTYPE_ABSTRACT_VIRTUALS(NODE) (TYPE_LANG_SPECIFIC(NODE)->abstract_virtuals)
773 /* Nonzero means that this aggr type has been `closed' by a semicolon. */
774 #define CLASSTYPE_GOT_SEMICOLON(NODE) (TYPE_LANG_SPECIFIC (NODE)->type_flags.got_semicolon)
776 /* Nonzero means that the main virtual function table pointer needs to be
777 set because base constructors have placed the wrong value there.
778 If this is zero, it means that they placed the right value there,
779 and there is no need to change it. */
780 #define CLASSTYPE_NEEDS_VIRTUAL_REINIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.needs_virtual_reinit)
782 /* Nonzero means that if this type has virtual functions, that
783 the virtual function table will be written out. */
784 #define CLASSTYPE_VTABLE_NEEDS_WRITING(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.vtable_needs_writing)
786 /* Nonzero means that this type defines its own local type declarations. */
787 #define CLASSTYPE_LOCAL_TYPEDECLS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.local_typedecls)
789 /* Nonzero means that this type has an X() constructor. */
790 #define TYPE_HAS_DEFAULT_CONSTRUCTOR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_default_ctor)
792 /* Nonzero means the type declared a ctor as private or protected. We
793 use this to make sure we don't try to generate a copy ctor for a
794 class that has a member of type NODE. */
795 #define TYPE_HAS_NONPUBLIC_CTOR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_nonpublic_ctor)
797 /* Ditto, for operator=. */
798 #define TYPE_HAS_NONPUBLIC_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_nonpublic_assign_ref)
800 /* Many routines need to cons up a list of basetypes for access
801 checking. This field contains a TREE_LIST node whose TREE_VALUE
802 is the main variant of the type, and whose TREE_VIA_PUBLIC
803 and TREE_VIA_VIRTUAL bits are correctly set. */
804 #define CLASSTYPE_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->as_list)
805 /* Same, but cache a list whose value is the name of this type. */
806 #define CLASSTYPE_ID_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->id_as_list)
807 /* Same, but cache a list whose value is the binfo of this type. */
808 #define CLASSTYPE_BINFO_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->binfo_as_list)
810 /* A list of class types with which this type is a friend. */
811 #define CLASSTYPE_FRIEND_CLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->friend_classes)
813 /* Keep an inheritance lattice around so we can quickly tell whether
814 a type is derived from another or not. */
815 #define CLASSTYPE_MI_MATRIX(NODE) (TYPE_LANG_SPECIFIC(NODE)->mi_matrix)
817 /* Say whether this node was declared as a "class" or a "struct". */
818 #define CLASSTYPE_DECLARED_CLASS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.declared_class)
819 /* whether this can be globalized. */
820 #define CLASSTYPE_NO_GLOBALIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.no_globalize)
822 /* Nonzero if this class has const members which have no specified initialization. */
823 #define CLASSTYPE_READONLY_FIELDS_NEED_INIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.const_needs_init)
825 /* Nonzero if this class has ref members which have no specified initialization. */
826 #define CLASSTYPE_REF_FIELDS_NEED_INIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.ref_needs_init)
828 /* Nonzero if this class is included from a header file which employs
829 `#pragma interface', and it is not included in its implementation file. */
830 #define CLASSTYPE_INTERFACE_ONLY(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_only)
832 /* Same as above, but for classes whose purpose we do not know. */
833 #define CLASSTYPE_INTERFACE_UNKNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown)
834 #define CLASSTYPE_INTERFACE_KNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown == 0)
835 #define SET_CLASSTYPE_INTERFACE_UNKNOWN_X(NODE,X) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = !!(X))
836 #define SET_CLASSTYPE_INTERFACE_UNKNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = 1)
837 #define SET_CLASSTYPE_INTERFACE_KNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = 0)
839 /* Nonzero if a _DECL node requires us to output debug info for this class. */
840 #define CLASSTYPE_DEBUG_REQUESTED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.debug_requested)
842 #define TYPE_INCOMPLETE(NODE) \
843 (TYPE_SIZE (NODE) == NULL_TREE && TREE_CODE (NODE) != TEMPLATE_TYPE_PARM)
845 /* Additional macros for inheritance information. */
847 #define CLASSTYPE_VBINFO(NODE,VIA_PUBLIC) \
848 (TYPE_LANG_SPECIFIC (NODE)->vbinfo[VIA_PUBLIC])
850 /* When following an binfo-specific chain, this is the cumulative
852 #define BINFO_VIA_PUBLIC(NODE) TREE_LANG_FLAG_5 (NODE)
854 /* When building a matrix to determine by a single lookup
855 whether one class is derived from another or not,
856 this field is the index of the class in the table. */
857 #define CLASSTYPE_CID(NODE) (TYPE_LANG_SPECIFIC(NODE)->cid)
858 #define BINFO_CID(NODE) CLASSTYPE_CID(BINFO_TYPE(NODE))
860 /* Nonzero means marked by DFS or BFS search, including searches
861 by `get_binfo' and `get_base_distance'. */
862 #define BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED(BINFO_TYPE(NODE)):TREE_LANG_FLAG_0(NODE))
863 /* Macros needed because of C compilers that don't allow conditional
864 expressions to be lvalues. Grr! */
865 #define SET_BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_0(NODE)=1))
866 #define CLEAR_BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_0(NODE)=0))
868 /* Nonzero means marked in building initialization list. */
869 #define BINFO_BASEINIT_MARKED(NODE) CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
870 /* Modifier macros */
871 #define SET_BINFO_BASEINIT_MARKED(NODE) SET_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
872 #define CLEAR_BINFO_BASEINIT_MARKED(NODE) CLEAR_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
874 /* Nonzero means marked in search through virtual inheritance hierarchy. */
875 #define BINFO_VBASE_MARKED(NODE) CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
876 /* Modifier macros */
877 #define SET_BINFO_VBASE_MARKED(NODE) SET_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
878 #define CLEAR_BINFO_VBASE_MARKED(NODE) CLEAR_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
880 /* Nonzero means marked in search for members or member functions. */
881 #define BINFO_FIELDS_MARKED(NODE) \
882 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED2 (BINFO_TYPE (NODE)):TREE_LANG_FLAG_2(NODE))
883 #define SET_BINFO_FIELDS_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED2(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_2(NODE)=1))
884 #define CLEAR_BINFO_FIELDS_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED2(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_2(NODE)=0))
886 /* Nonzero means that this class is on a path leading to a new vtable. */
887 #define BINFO_VTABLE_PATH_MARKED(NODE) \
888 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):TREE_LANG_FLAG_3(NODE))
889 #define SET_BINFO_VTABLE_PATH_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_3(NODE)=1))
890 #define CLEAR_BINFO_VTABLE_PATH_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_3(NODE)=0))
892 /* Nonzero means that this class has a new vtable. */
893 #define BINFO_NEW_VTABLE_MARKED(NODE) \
894 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):TREE_LANG_FLAG_4(NODE))
895 #define SET_BINFO_NEW_VTABLE_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_4(NODE)=1))
896 #define CLEAR_BINFO_NEW_VTABLE_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_4(NODE)=0))
898 /* Nonzero means this class has initialized its virtual baseclasses. */
899 #define BINFO_VBASE_INIT_MARKED(NODE) \
900 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):TREE_LANG_FLAG_5(NODE))
901 #define SET_BINFO_VBASE_INIT_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_5(NODE)=1))
902 #define CLEAR_BINFO_VBASE_INIT_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_5(NODE)=0))
904 /* Accessor macros for the vfield slots in structures. */
906 /* Get the assoc info that caused this vfield to exist. */
907 #define VF_BINFO_VALUE(NODE) TREE_PURPOSE (NODE)
909 /* Get that same information as a _TYPE. */
910 #define VF_BASETYPE_VALUE(NODE) TREE_VALUE (NODE)
912 /* Get the value of the top-most type dominating the non-`normal' vfields. */
913 #define VF_DERIVED_VALUE(NODE) (VF_BINFO_VALUE (NODE) ? BINFO_TYPE (VF_BINFO_VALUE (NODE)) : NULL_TREE)
915 /* Get the value of the top-most type that's `normal' for the vfield. */
916 #define VF_NORMAL_VALUE(NODE) TREE_TYPE (NODE)
918 /* Nonzero for TREE_LIST node means that this list of things
919 is a list of parameters, as opposed to a list of expressions. */
920 #define TREE_PARMLIST(NODE) ((NODE)->common.unsigned_flag) /* overloaded! */
922 /* For FUNCTION_TYPE or METHOD_TYPE, a list of the exceptions that
923 this type can raise. */
924 #define TYPE_RAISES_EXCEPTIONS(NODE) TYPE_NONCOPIED_PARTS (NODE)
926 /* The binding level associated with the namespace. */
927 #define NAMESPACE_LEVEL(NODE) ((NODE)->decl.arguments)
929 struct lang_decl_flags
931 #ifdef ONLY_INT_FIELDS
934 enum languages language : 8;
937 unsigned operator_attr : 1;
938 unsigned constructor_attr : 1;
939 unsigned returns_first_arg : 1;
940 unsigned preserves_first_arg : 1;
941 unsigned friend_attr : 1;
942 unsigned static_function : 1;
943 unsigned const_memfunc : 1;
944 unsigned volatile_memfunc : 1;
946 unsigned abstract_virtual : 1;
947 unsigned permanent_attr : 1 ;
948 unsigned constructor_for_vbase_attr : 1;
949 unsigned mutable_flag : 1;
950 unsigned is_default_implementation : 1;
951 unsigned saved_inline : 1;
952 unsigned use_template : 2;
954 unsigned c_static : 1;
955 unsigned nonconverting : 1;
956 unsigned declared_inline : 1;
957 unsigned not_really_extern : 1;
962 tree memfunc_pointer_to;
967 struct lang_decl_flags decl_flags;
969 struct template_info *template_info;
970 tree main_decl_variant;
971 struct pending_inline *pending_inline_info;
976 /* Non-zero if NODE is a _DECL with TREE_READONLY set. */
977 #define TREE_READONLY_DECL_P(NODE) \
978 (TREE_READONLY (NODE) && TREE_CODE_CLASS (TREE_CODE (NODE)) == 'd')
980 /* For FUNCTION_DECLs: return the language in which this decl
982 #define DECL_LANGUAGE(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.language)
984 /* For FUNCTION_DECLs: nonzero means that this function is a constructor. */
985 #define DECL_CONSTRUCTOR_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.constructor_attr)
986 /* For FUNCTION_DECLs: nonzero means that this function is a constructor
987 for an object with virtual baseclasses. */
988 #define DECL_CONSTRUCTOR_FOR_VBASE_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.constructor_for_vbase_attr)
990 /* For FUNCTION_DECLs: nonzero means that this function is a default
991 implementation of a signature method. */
992 #define IS_DEFAULT_IMPLEMENTATION(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.is_default_implementation)
994 /* For FUNCTION_DECLs: nonzero means that the constructor
995 is known to return a non-zero `this' unchanged. */
996 #define DECL_RETURNS_FIRST_ARG(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.returns_first_arg)
998 /* Nonzero for FUNCTION_DECL means that this constructor is known to
999 not make any assignment to `this', and therefore can be trusted
1000 to return it unchanged. Otherwise, we must re-assign `current_class_decl'
1001 after performing base initializations. */
1002 #define DECL_PRESERVES_THIS(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.preserves_first_arg)
1004 /* Nonzero for _DECL means that this decl appears in (or will appear
1005 in) as a member in a RECORD_TYPE or UNION_TYPE node. It is also for
1006 detecting circularity in case members are multiply defined. In the
1007 case of a VAR_DECL, it is also used to determine how program storage
1008 should be allocated. */
1009 #define DECL_IN_AGGR_P(NODE) (DECL_LANG_FLAG_3(NODE))
1011 /* Nonzero for FUNCTION_DECL means that this decl is just a
1012 friend declaration, and should not be added to the list of
1013 member functions for this class. */
1014 #define DECL_FRIEND_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.friend_attr)
1016 /* Nonzero for FUNCTION_DECL means that this decl is a static
1018 #define DECL_STATIC_FUNCTION_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.static_function)
1020 /* Nonzero for a class member means that it is shared between all objects
1022 #define SHARED_MEMBER_P(NODE) \
1023 (TREE_CODE (NODE) == VAR_DECL || TREE_CODE (NODE) == TYPE_DECL \
1024 || TREE_CODE (NODE) == CONST_DECL)
1026 /* Nonzero for FUNCTION_DECL means that this decl is a member function
1027 (static or non-static). */
1028 #define DECL_FUNCTION_MEMBER_P(NODE) \
1029 (TREE_CODE (TREE_TYPE (NODE)) == METHOD_TYPE || DECL_STATIC_FUNCTION_P (NODE))
1031 /* Nonzero for FUNCTION_DECL means that this member function
1032 has `this' as const X *const. */
1033 #define DECL_CONST_MEMFUNC_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.const_memfunc)
1035 /* Nonzero for FUNCTION_DECL means that this member function
1036 has `this' as volatile X *const. */
1037 #define DECL_VOLATILE_MEMFUNC_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.volatile_memfunc)
1039 /* Nonzero for _DECL means that this member object type
1041 #define DECL_MUTABLE_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.mutable_flag)
1043 /* Nonzero for _DECL means that this constructor is a non-converting
1045 #define DECL_NONCONVERTING_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.nonconverting)
1047 /* Nonzero for FUNCTION_DECL means that this member function
1048 exists as part of an abstract class's interface. */
1049 #define DECL_ABSTRACT_VIRTUAL_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.abstract_virtual)
1051 /* Nonzero if allocated on permanent_obstack. */
1052 #define LANG_DECL_PERMANENT(LANGDECL) ((LANGDECL)->decl_flags.permanent_attr)
1054 /* The _TYPE context in which this _DECL appears. This field holds the
1055 class where a virtual function instance is actually defined, and the
1056 lexical scope of a friend function defined in a class body. */
1057 #define DECL_CLASS_CONTEXT(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.context)
1058 #define DECL_REAL_CONTEXT(NODE) \
1059 ((TREE_CODE (NODE) == FUNCTION_DECL && DECL_FUNCTION_MEMBER_P (NODE)) \
1060 ? DECL_CLASS_CONTEXT (NODE) : DECL_CONTEXT (NODE))
1062 /* For a FUNCTION_DECL: the chain through which the next method
1063 in the method chain is found. We now use TREE_CHAIN to
1064 link into the FIELD_DECL chain. */
1066 #define DECL_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->chain)
1068 #define DECL_CHAIN(NODE) (TREE_CHAIN (NODE))
1071 /* Next method in CLASSTYPE_METHODS list. */
1072 #define DECL_NEXT_METHOD(NODE) (DECL_LANG_SPECIFIC(NODE)->next_method)
1074 /* In a VAR_DECL for a variable declared in a for statement,
1075 this is the shadowed variable. */
1076 #define DECL_SHADOWED_FOR_VAR(NODE) DECL_RESULT(NODE)
1078 /* Points back to the decl which caused this lang_decl to be allocated. */
1079 #define DECL_MAIN_VARIANT(NODE) (DECL_LANG_SPECIFIC(NODE)->main_decl_variant)
1081 /* For a FUNCTION_DECL: if this function was declared inline inside of
1082 a class declaration, this is where the text for the function is
1084 #define DECL_PENDING_INLINE_INFO(NODE) (DECL_LANG_SPECIFIC(NODE)->pending_inline_info)
1086 /* True if on the saved_inlines (see decl2.c) list. */
1087 #define DECL_SAVED_INLINE(DECL) \
1088 (DECL_LANG_SPECIFIC(DECL)->decl_flags.saved_inline)
1090 /* For a FUNCTION_DECL: if this function was declared inside a signature
1091 declaration, this is the corresponding member function pointer that was
1093 #define DECL_MEMFUNC_POINTER_TO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.memfunc_pointer_to)
1095 /* For a FIELD_DECL: this points to the signature member function from
1096 which this signature member function pointer was created. */
1097 #define DECL_MEMFUNC_POINTING_TO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.memfunc_pointer_to)
1099 /* For a TEMPLATE_DECL: template-specific information. */
1100 #define DECL_TEMPLATE_INFO(NODE) (DECL_LANG_SPECIFIC(NODE)->template_info)
1102 /* Nonzero in INT_CST means that this int is negative by dint of
1103 using a twos-complement negated operand. */
1104 #define TREE_NEGATED_INT(NODE) (TREE_LANG_FLAG_0 (NODE))
1106 /* Nonzero in any kind of _EXPR or _REF node means that it is a call
1107 to a storage allocation routine. If, later, alternate storage
1108 is found to hold the object, this call can be ignored. */
1109 #define TREE_CALLS_NEW(NODE) (TREE_LANG_FLAG_1 (NODE))
1111 /* Nonzero in any kind of _TYPE that uses multiple inheritance
1112 or virtual baseclasses. */
1113 #define TYPE_USES_COMPLEX_INHERITANCE(NODE) (TREE_LANG_FLAG_1 (NODE))
1115 /* Nonzero in IDENTIFIER_NODE means that this name is not the name the user
1116 gave; it's a DECL_NESTED_TYPENAME. Someone may want to set this on
1117 mangled function names, too, but it isn't currently. */
1118 #define TREE_MANGLED(NODE) (TREE_LANG_FLAG_0 (NODE))
1121 /* Nonzero in IDENTIFIER_NODE means that this name is overloaded, and
1122 should be looked up in a non-standard way. */
1123 #define DECL_OVERLOADED(NODE) (DECL_LANG_FLAG_4 (NODE))
1126 /* Nonzero if this (non-TYPE)_DECL has its virtual attribute set.
1127 For a FUNCTION_DECL, this is when the function is a virtual function.
1128 For a VAR_DECL, this is when the variable is a virtual function table.
1129 For a FIELD_DECL, when the field is the field for the virtual function table.
1130 For an IDENTIFIER_NODE, nonzero if any function with this name
1131 has been declared virtual.
1133 For a _TYPE if it uses virtual functions (or is derived from
1135 #define TYPE_VIRTUAL_P(NODE) (TREE_LANG_FLAG_2 (NODE))
1138 /* Same, but tells if this field is private in current context. */
1139 #define DECL_PRIVATE(NODE) (FOO)
1141 /* Same, but tells if this field is private in current context. */
1142 #define DECL_PROTECTED(NODE) (DECL_LANG_FLAG_6 (NODE))
1144 #define DECL_PUBLIC(NODE) (DECL_LANG_FLAG_7 (NODE))
1147 extern int flag_new_for_scope;
1149 /* This flag is true of a local VAR_DECL if it was declared in a for
1150 statement, but we are no longer in the scope of the for. */
1151 #define DECL_DEAD_FOR_LOCAL(NODE) DECL_LANG_FLAG_7 (NODE)
1153 /* This flag is set on a VAR_DECL that is a DECL_DEAD_FOR_LOCAL
1154 if we already emitted a warning about using it. */
1155 #define DECL_ERROR_REPORTED(NODE) DECL_LANG_FLAG_0 (NODE)
1157 /* This _DECL represents a compiler-generated entity. */
1158 #define SET_DECL_ARTIFICIAL(NODE) (DECL_ARTIFICIAL (NODE) = 1)
1160 /* Record whether a typedef for type `int' was actually `signed int'. */
1161 #define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp))
1163 /* Nonzero if the type T promotes to itself.
1164 ANSI C states explicitly the list of types that promote;
1165 in particular, short promotes to int even if they have the same width. */
1166 #define C_PROMOTING_INTEGER_TYPE_P(t) \
1167 (TREE_CODE ((t)) == INTEGER_TYPE \
1168 && (TYPE_MAIN_VARIANT (t) == char_type_node \
1169 || TYPE_MAIN_VARIANT (t) == signed_char_type_node \
1170 || TYPE_MAIN_VARIANT (t) == unsigned_char_type_node \
1171 || TYPE_MAIN_VARIANT (t) == short_integer_type_node \
1172 || TYPE_MAIN_VARIANT (t) == short_unsigned_type_node))
1174 #define INTEGRAL_CODE_P(CODE) \
1175 (CODE == INTEGER_TYPE || CODE == ENUMERAL_TYPE || CODE == BOOLEAN_TYPE)
1176 #define ARITHMETIC_TYPE_P(TYPE) (INTEGRAL_TYPE_P (TYPE) || FLOAT_TYPE_P (TYPE))
1178 /* Mark which labels are explicitly declared.
1179 These may be shadowed, and may be referenced from nested functions. */
1180 #define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
1182 /* Record whether a type or decl was written with nonconstant size.
1183 Note that TYPE_SIZE may have simplified to a constant. */
1184 #define C_TYPE_VARIABLE_SIZE(type) TREE_LANG_FLAG_4 (type)
1185 #define C_DECL_VARIABLE_SIZE(type) DECL_LANG_FLAG_8 (type)
1187 /* Nonzero for _TYPE means that the _TYPE defines
1188 at least one constructor. */
1189 #define TYPE_HAS_CONSTRUCTOR(NODE) (TYPE_LANG_FLAG_1(NODE))
1191 /* When appearing in an INDIRECT_REF, it means that the tree structure
1192 underneath is actually a call to a constructor. This is needed
1193 when the constructor must initialize local storage (which can
1194 be automatically destroyed), rather than allowing it to allocate
1195 space from the heap.
1197 When appearing in a SAVE_EXPR, it means that underneath
1198 is a call to a constructor.
1200 When appearing in a CONSTRUCTOR, it means that it was
1201 a GNU C constructor expression.
1203 When appearing in a FIELD_DECL, it means that this field
1204 has been duly initialized in its constructor. */
1205 #define TREE_HAS_CONSTRUCTOR(NODE) (TREE_LANG_FLAG_4(NODE))
1207 #define EMPTY_CONSTRUCTOR_P(NODE) (TREE_CODE (NODE) == CONSTRUCTOR \
1208 && CONSTRUCTOR_ELTS (NODE) == NULL_TREE)
1210 /* Indicates that a NON_LVALUE_EXPR came from a C++ reference.
1211 Used to generate more helpful error message in case somebody
1212 tries to take its address. */
1213 #define TREE_REFERENCE_EXPR(NODE) (TREE_LANG_FLAG_3(NODE))
1215 /* Nonzero for _TYPE means that the _TYPE defines a destructor. */
1216 #define TYPE_HAS_DESTRUCTOR(NODE) (TYPE_LANG_FLAG_2(NODE))
1219 /* Nonzero for _TYPE node means that creating an object of this type
1220 will involve a call to a constructor. This can apply to objects
1221 of ARRAY_TYPE if the type of the elements needs a constructor. */
1222 #define TYPE_NEEDS_CONSTRUCTING(NODE) (TYPE_LANG_FLAG_3(NODE))
1225 /* Nonzero means that an object of this type can not be initialized using
1226 an initializer list. */
1227 #define CLASSTYPE_NON_AGGREGATE(NODE) \
1228 (TYPE_LANG_SPECIFIC (NODE)->type_flags.non_aggregate)
1229 #define TYPE_NON_AGGREGATE_CLASS(NODE) \
1230 (IS_AGGR_TYPE (NODE) && CLASSTYPE_NON_AGGREGATE (NODE))
1232 /* Nonzero if there is a user-defined X::op=(x&) for this class. */
1233 #define TYPE_HAS_REAL_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_real_assign_ref)
1234 #define TYPE_HAS_COMPLEX_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_complex_assign_ref)
1235 #define TYPE_HAS_ABSTRACT_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_abstract_assign_ref)
1236 #define TYPE_HAS_COMPLEX_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_complex_init_ref)
1238 /* Nonzero for _TYPE node means that destroying an object of this type
1239 will involve a call to a destructor. This can apply to objects
1240 of ARRAY_TYPE is the type of the elements needs a destructor. */
1241 #define TYPE_NEEDS_DESTRUCTOR(NODE) (TYPE_LANG_FLAG_4(NODE))
1243 /* Nonzero for class type means that initialization of this type can use
1245 #define TYPE_HAS_TRIVIAL_INIT_REF(NODE) \
1246 (TYPE_HAS_INIT_REF (NODE) && ! TYPE_HAS_COMPLEX_INIT_REF (NODE))
1248 /* Nonzero for class type means that assignment of this type can use
1250 #define TYPE_HAS_TRIVIAL_ASSIGN_REF(NODE) \
1251 (TYPE_HAS_ASSIGN_REF (NODE) && ! TYPE_HAS_COMPLEX_ASSIGN_REF (NODE))
1253 /* Nonzero for _TYPE node means that this type is a pointer to member
1255 #define TYPE_PTRMEMFUNC_P(NODE) (TREE_CODE(NODE) == RECORD_TYPE && TYPE_LANG_SPECIFIC(NODE)->type_flags.ptrmemfunc_flag)
1256 #define TYPE_PTRMEMFUNC_FLAG(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.ptrmemfunc_flag)
1257 /* Get the POINTER_TYPE to the METHOD_TYPE associated with this
1258 pointer to member function. TYPE_PTRMEMFUNC_P _must_ be true,
1259 before using this macro. */
1260 #define TYPE_PTRMEMFUNC_FN_TYPE(NODE) (TREE_TYPE (TYPE_FIELDS (TREE_TYPE (TREE_CHAIN (TREE_CHAIN (TYPE_FIELDS (NODE)))))))
1261 /* These are use to manipulate the the canonical RECORD_TYPE from the
1262 hashed POINTER_TYPE, and can only be used on the POINTER_TYPE. */
1263 #define TYPE_GET_PTRMEMFUNC_TYPE(NODE) ((tree)TYPE_LANG_SPECIFIC(NODE))
1264 #define TYPE_SET_PTRMEMFUNC_TYPE(NODE, VALUE) (TYPE_LANG_SPECIFIC(NODE) = ((struct lang_type *)(void*)(VALUE)))
1265 /* These are to get the delta2 and pfn fields from a TYPE_PTRMEMFUNC_P. */
1266 #define DELTA2_FROM_PTRMEMFUNC(NODE) (build_component_ref (build_component_ref ((NODE), pfn_or_delta2_identifier, 0, 0), delta2_identifier, 0, 0))
1267 #define PFN_FROM_PTRMEMFUNC(NODE) (build_component_ref (build_component_ref ((NODE), pfn_or_delta2_identifier, 0, 0), pfn_identifier, 0, 0))
1269 /* Nonzero for VAR_DECL and FUNCTION_DECL node means that `extern' was
1270 specified in its declaration. */
1271 #define DECL_THIS_EXTERN(NODE) (DECL_LANG_FLAG_2(NODE))
1273 /* Nonzero for VAR_DECL and FUNCTION_DECL node means that `static' was
1274 specified in its declaration. */
1275 #define DECL_THIS_STATIC(NODE) (DECL_LANG_FLAG_6(NODE))
1277 /* Nonzero for SAVE_EXPR if used to initialize a PARM_DECL. */
1278 #define PARM_DECL_EXPR(NODE) (TREE_LANG_FLAG_2(NODE))
1280 /* Nonzero in FUNCTION_DECL means it is really an operator.
1281 Just used to communicate formatting information to dbxout.c. */
1282 #define DECL_OPERATOR(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.operator_attr)
1284 #define ANON_UNION_P(NODE) (DECL_NAME (NODE) == 0)
1286 #define UNKNOWN_TYPE LANG_TYPE
1288 /* Define fields and accessors for nodes representing declared names. */
1291 /* C++: A derived class may be able to directly use the virtual
1292 function table of a base class. When it does so, it may
1293 still have a decl node used to access the virtual function
1294 table (so that variables of this type can initialize their
1295 virtual function table pointers by name). When such thievery
1296 is committed, know exactly which base class's virtual function
1297 table is the one being stolen. This effectively computes the
1298 transitive closure. */
1299 #define DECL_VPARENT(NODE) ((NODE)->decl.arguments)
1302 /* Make a slot so we can implement nested types. This slot holds
1303 the IDENTIFIER_NODE that uniquely names the nested type. This
1304 is for TYPE_DECLs only. */
1305 #define DECL_NESTED_TYPENAME(NODE) ((NODE)->decl.arguments)
1306 #define TYPE_NESTED_NAME(NODE) (DECL_NESTED_TYPENAME (TYPE_NAME (NODE)))
1308 #define TYPE_WAS_ANONYMOUS(NODE) (TYPE_LANG_SPECIFIC (NODE)->type_flags.was_anonymous)
1310 /* C++: all of these are overloaded! These apply only to TYPE_DECLs. */
1311 #define DECL_FRIENDLIST(NODE) (DECL_INITIAL (NODE))
1313 #define DECL_UNDEFINED_FRIENDS(NODE) ((NODE)->decl.result)
1315 #define DECL_WAITING_FRIENDS(NODE) ((tree)(NODE)->decl.rtl)
1316 #define SET_DECL_WAITING_FRIENDS(NODE,VALUE) \
1317 ((NODE)->decl.rtl=(struct rtx_def*)VALUE)
1319 /* The DECL_ACCESS is used to record under which context
1320 special access rules apply. */
1321 #define DECL_ACCESS(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.access)
1323 /* C++: all of these are overloaded!
1324 These apply to PARM_DECLs and VAR_DECLs. */
1325 #define DECL_REFERENCE_SLOT(NODE) ((tree)(NODE)->decl.arguments)
1326 #define SET_DECL_REFERENCE_SLOT(NODE,VAL) ((NODE)->decl.arguments=VAL)
1328 /* For local VAR_DECLs, holds index into gc-protected obstack. */
1329 #define DECL_GC_OFFSET(NODE) ((NODE)->decl.result)
1331 /* Accessor macros for C++ template decl nodes. */
1332 #define DECL_TEMPLATE_IS_CLASS(NODE) (DECL_RESULT(NODE) == NULL_TREE)
1333 #define DECL_TEMPLATE_PARMS(NODE) DECL_ARGUMENTS(NODE)
1334 /* For class templates. */
1335 #define DECL_TEMPLATE_MEMBERS(NODE) DECL_SIZE(NODE)
1336 /* For function, method, class-data templates. */
1337 #define DECL_TEMPLATE_RESULT(NODE) DECL_RESULT(NODE)
1338 #define DECL_TEMPLATE_INSTANTIATIONS(NODE) DECL_VINDEX(NODE)
1340 /* Indicates whether or not (and how) a template was expanded for this
1341 FUNCTION_DECL or VAR_DECL.
1342 0=normal declaration, e.g. int min (int, int);
1343 1=implicit template instantiation
1344 2=explicit template specialization, e.g. int min<int> (int, int);
1345 3=explicit template instantiation, e.g. template int min<int> (int, int);
1347 #define DECL_USE_TEMPLATE(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.use_template)
1349 #define DECL_TEMPLATE_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) & 1)
1350 #define CLASSTYPE_TEMPLATE_INSTANTIATION(NODE) \
1351 (CLASSTYPE_USE_TEMPLATE (NODE) & 1)
1353 #define DECL_TEMPLATE_SPECIALIZATION(NODE) (DECL_USE_TEMPLATE (NODE) == 2)
1354 #define SET_DECL_TEMPLATE_SPECIALIZATION(NODE) (DECL_USE_TEMPLATE (NODE) = 2)
1355 #define CLASSTYPE_TEMPLATE_SPECIALIZATION(NODE) \
1356 (CLASSTYPE_USE_TEMPLATE (NODE) == 2)
1357 #define SET_CLASSTYPE_TEMPLATE_SPECIALIZATION(NODE) \
1358 (CLASSTYPE_USE_TEMPLATE (NODE) = 2)
1360 #define DECL_IMPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) == 1)
1361 #define SET_DECL_IMPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) = 1)
1362 #define CLASSTYPE_IMPLICIT_INSTANTIATION(NODE) \
1363 (CLASSTYPE_USE_TEMPLATE(NODE) == 1)
1364 #define SET_CLASSTYPE_IMPLICIT_INSTANTIATION(NODE) \
1365 (CLASSTYPE_USE_TEMPLATE(NODE) = 1)
1367 #define DECL_EXPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) == 3)
1368 #define SET_DECL_EXPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) = 3)
1369 #define CLASSTYPE_EXPLICIT_INSTANTIATION(NODE) \
1370 (CLASSTYPE_USE_TEMPLATE(NODE) == 3)
1371 #define SET_CLASSTYPE_EXPLICIT_INSTANTIATION(NODE) \
1372 (CLASSTYPE_USE_TEMPLATE(NODE) = 3)
1374 /* We know what we're doing with this decl now. */
1375 #define DECL_INTERFACE_KNOWN(NODE) DECL_LANG_FLAG_5 (NODE)
1377 /* This decl was declared or deduced to have internal linkage. This is
1378 only meaningful if TREE_PUBLIC is set. */
1379 #define DECL_C_STATIC(NODE) \
1380 (DECL_LANG_SPECIFIC (NODE)->decl_flags.c_static)
1382 /* This function was declared inline. This flag controls the linkage
1383 semantics of 'inline'; whether or not the function is inlined is
1384 controlled by DECL_INLINE. */
1385 #define DECL_THIS_INLINE(NODE) \
1386 (DECL_LANG_SPECIFIC (NODE)->decl_flags.declared_inline)
1388 /* DECL_EXTERNAL must be set on a decl until the decl is actually emitted,
1389 so that assemble_external will work properly. So we have this flag to
1390 tell us whether the decl is really not external. */
1391 #define DECL_NOT_REALLY_EXTERN(NODE) \
1392 (DECL_LANG_SPECIFIC (NODE)->decl_flags.not_really_extern)
1394 #define DECL_PUBLIC(NODE) \
1395 (TREE_CODE (NODE) == FUNCTION_DECL \
1396 ? ! DECL_C_STATIC (NODE) : TREE_PUBLIC (NODE))
1398 #define THUNK_DELTA(DECL) ((DECL)->decl.frame_size.i)
1400 /* ...and for unexpanded-parameterized-type nodes. */
1401 #define UPT_TEMPLATE(NODE) TREE_PURPOSE(TYPE_VALUES(NODE))
1402 #define UPT_PARMS(NODE) TREE_VALUE(TYPE_VALUES(NODE))
1404 /* An enumeration of the kind of tags that C++ accepts. */
1405 enum tag_types { record_type, class_type, union_type, enum_type,
1408 /* Zero means prototype weakly, as in ANSI C (no args means nothing).
1409 Each language context defines how this variable should be set. */
1410 extern int strict_prototype;
1411 extern int strict_prototypes_lang_c, strict_prototypes_lang_cplusplus;
1413 /* Non-zero means that if a label exists, and no other identifier
1414 applies, use the value of the label. */
1415 extern int flag_labels_ok;
1417 /* Non-zero means to collect statistics which might be expensive
1418 and to print them when we are done. */
1419 extern int flag_detailed_statistics;
1421 /* Non-zero means warn in function declared in derived class has the
1422 same name as a virtual in the base class, but fails to match the
1423 type signature of any virtual function in the base class. */
1424 extern int warn_overloaded_virtual;
1427 extern void declare_function_name PROTO((void));
1428 extern void decl_attributes PROTO((tree, tree, tree));
1429 extern void init_function_format_info PROTO((void));
1430 extern void record_function_format PROTO((tree, tree, int, int, int));
1431 extern void check_function_format PROTO((tree, tree, tree));
1432 /* Print an error message for invalid operands to arith operation CODE.
1433 NOP_EXPR is used as a special case (see truthvalue_conversion). */
1434 extern void binary_op_error PROTO((enum tree_code));
1435 extern tree cp_build_type_variant PROTO((tree, int, int));
1436 extern void c_expand_expr_stmt PROTO((tree));
1437 /* Validate the expression after `case' and apply default promotions. */
1438 extern tree check_case_value PROTO((tree));
1439 /* Concatenate a list of STRING_CST nodes into one STRING_CST. */
1440 extern tree combine_strings PROTO((tree));
1441 extern void constant_expression_warning PROTO((tree));
1442 extern tree convert_and_check PROTO((tree, tree));
1443 extern void overflow_warning PROTO((tree));
1444 extern void unsigned_conversion_warning PROTO((tree, tree));
1445 /* Read the rest of the current #-directive line. */
1446 extern char *get_directive_line STDIO_PROTO((FILE *));
1447 /* Subroutine of build_binary_op, used for comparison operations.
1448 See if the operands have both been converted from subword integer types
1449 and, if so, perhaps change them both back to their original type. */
1450 extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *));
1451 /* Prepare expr to be an argument of a TRUTH_NOT_EXPR,
1452 or validate its data type for an `if' or `while' statement or ?..: exp. */
1453 extern tree truthvalue_conversion PROTO((tree));
1454 extern tree type_for_mode PROTO((enum machine_mode, int));
1455 extern tree type_for_size PROTO((unsigned, int));
1458 extern tree void_list_node;
1459 extern tree void_zero_node;
1460 extern tree default_function_type;
1461 extern tree vtable_entry_type;
1462 extern tree sigtable_entry_type;
1463 extern tree __t_desc_type_node;
1464 extern tree __tp_desc_type_node;
1465 extern tree __access_mode_type_node;
1466 extern tree __bltn_desc_type_node, __user_desc_type_node;
1467 extern tree __class_desc_type_node, __attr_desc_type_node;
1468 extern tree __ptr_desc_type_node, __func_desc_type_node;
1469 extern tree __ptmf_desc_type_node, __ptmd_desc_type_node;
1470 extern tree type_info_type_node;
1471 extern tree class_star_type_node;
1472 extern tree this_identifier;
1473 extern tree pfn_identifier;
1474 extern tree index_identifier;
1475 extern tree delta_identifier;
1476 extern tree delta2_identifier;
1477 extern tree pfn_or_delta2_identifier;
1478 extern tree tag_identifier;
1479 extern tree vb_off_identifier;
1480 extern tree vt_off_identifier;
1482 /* A node that is a list (length 1) of error_mark_nodes. */
1483 extern tree error_mark_list;
1485 extern tree ptr_type_node, const_ptr_type_node;
1486 extern tree class_type_node, record_type_node, union_type_node, enum_type_node;
1487 extern tree unknown_type_node;
1488 extern tree opaque_type_node, signature_type_node;
1490 /* Node for "pointer to (virtual) function".
1491 This may be distinct from ptr_type_node so gdb can distinguish them. */
1492 #define vfunc_ptr_type_node \
1493 (flag_vtable_thunks ? vtable_entry_type : ptr_type_node)
1495 /* Array type `(void *)[]' */
1496 extern tree vtbl_type_node;
1497 extern tree delta_type_node;
1499 extern tree long_long_integer_type_node, long_long_unsigned_type_node;
1500 /* For building calls to `delete'. */
1501 extern tree integer_two_node, integer_three_node;
1502 extern tree boolean_type_node, boolean_true_node, boolean_false_node;
1505 /* PARM_VEC is a vector of template parameters, either IDENTIFIER_NODEs or
1506 PARM_DECLs. BINDINGS, if non-null, is a vector of bindings for those
1508 struct template_info {
1509 /* Vector of template parameters, either PARM_DECLs or IDENTIFIER_NODEs. */
1511 /* If non-null, a vector of bindings for the template parms. */
1514 /* Text of template, and length. */
1517 /* Where it came from. */
1521 /* What kind of aggregate -- struct, class, or null. */
1524 extern int processing_template_decl, processing_template_defn;
1526 /* The template currently being instantiated, and where the instantiation
1533 struct tinst_level *next;
1537 extern tree current_class_name;
1538 extern tree current_class_type;
1539 extern tree previous_class_type;
1541 extern tree current_lang_name, lang_name_cplusplus, lang_name_c;
1543 /* Points to the name of that function. May not be the DECL_NAME
1544 of CURRENT_FUNCTION_DECL due to overloading */
1545 extern tree original_function_name;
1547 extern tree current_class_name, current_class_type, current_class_decl, C_C_D;
1550 extern tree global_base_init_list;
1551 extern tree current_base_init_list, current_member_init_list;
1553 extern int current_function_assigns_this;
1554 extern int current_function_just_assigned_this;
1555 extern int current_function_parms_stored;
1557 /* Here's where we control how name mangling takes place. */
1559 #define OPERATOR_ASSIGN_FORMAT "__a%s"
1560 #define OPERATOR_FORMAT "__%s"
1561 #define OPERATOR_TYPENAME_FORMAT "__op"
1562 #define OPERATOR_TYPENAME_P(ID_NODE) \
1563 (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1564 && IDENTIFIER_POINTER (ID_NODE)[1] == '_' \
1565 && IDENTIFIER_POINTER (ID_NODE)[2] == 'o' \
1566 && IDENTIFIER_POINTER (ID_NODE)[3] == 'p')
1569 /* Cannot use '$' up front, because this confuses gdb
1570 (names beginning with '$' are gdb-local identifiers).
1572 Note that all forms in which the '$' is significant are long enough
1573 for direct indexing (meaning that if we know there is a '$'
1574 at a particular location, we can index into the string at
1575 any other location that provides distinguishing characters). */
1577 /* Define NO_DOLLAR_IN_LABEL in your favorite tm file if your assembler
1578 doesn't allow '$' in symbol names. */
1579 #ifndef NO_DOLLAR_IN_LABEL
1583 #define VPTR_NAME "$v"
1584 #define THROW_NAME "$eh_throw"
1585 #define DESTRUCTOR_DECL_PREFIX "_$_"
1586 #define AUTO_VTABLE_NAME "__vtbl$me__"
1587 #define AUTO_TEMP_NAME "_$tmp_"
1588 #define AUTO_TEMP_FORMAT "_$tmp_%d"
1589 #define VTABLE_BASE "$vb"
1590 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt$%s")
1591 #define VFIELD_BASE "$vf"
1592 #define VFIELD_NAME "_vptr$"
1593 #define VFIELD_NAME_FORMAT "_vptr$%s"
1594 #define VBASE_NAME "_vb$"
1595 #define VBASE_NAME_FORMAT "_vb$%s"
1596 #define STATIC_NAME_FORMAT "_%s$%s"
1597 #define ANON_AGGRNAME_FORMAT "$_%d"
1599 #else /* NO_DOLLAR_IN_LABEL */
1601 #ifndef NO_DOT_IN_LABEL
1605 #define VPTR_NAME ".v"
1606 #define THROW_NAME ".eh_throw"
1607 #define DESTRUCTOR_DECL_PREFIX "_._"
1608 #define AUTO_VTABLE_NAME "__vtbl.me__"
1609 #define AUTO_TEMP_NAME "_.tmp_"
1610 #define AUTO_TEMP_FORMAT "_.tmp_%d"
1611 #define VTABLE_BASE ".vb"
1612 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt.%s")
1613 #define VFIELD_BASE ".vf"
1614 #define VFIELD_NAME "_vptr."
1615 #define VFIELD_NAME_FORMAT "_vptr.%s"
1616 #define VBASE_NAME "_vb."
1617 #define VBASE_NAME_FORMAT "_vb.%s"
1618 #define STATIC_NAME_FORMAT "_%s.%s"
1620 #define ANON_AGGRNAME_FORMAT "._%d"
1622 #else /* NO_DOT_IN_LABEL */
1624 #define VPTR_NAME "__vptr"
1625 #define VPTR_NAME_P(ID_NODE) \
1626 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VPTR_NAME, sizeof (VPTR_NAME) - 1))
1627 #define THROW_NAME "__eh_throw"
1628 #define DESTRUCTOR_DECL_PREFIX "__destr_"
1629 #define DESTRUCTOR_NAME_P(ID_NODE) \
1630 (!strncmp (IDENTIFIER_POINTER (ID_NODE), DESTRUCTOR_DECL_PREFIX, \
1631 sizeof (DESTRUCTOR_DECL_PREFIX) - 1))
1632 #define IN_CHARGE_NAME "__in_chrg"
1633 #define AUTO_VTABLE_NAME "__vtbl_me__"
1634 #define AUTO_TEMP_NAME "__tmp_"
1635 #define TEMP_NAME_P(ID_NODE) \
1636 (!strncmp (IDENTIFIER_POINTER (ID_NODE), AUTO_TEMP_NAME, \
1637 sizeof (AUTO_TEMP_NAME) - 1))
1638 #define AUTO_TEMP_FORMAT "__tmp_%d"
1639 #define VTABLE_BASE "__vtb"
1640 #define VTABLE_NAME "__vt_"
1641 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt_%s")
1642 #define VTABLE_NAME_P(ID_NODE) \
1643 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VTABLE_NAME, \
1644 sizeof (VTABLE_NAME) - 1))
1645 #define VFIELD_BASE "__vfb"
1646 #define VFIELD_NAME "__vptr_"
1647 #define VFIELD_NAME_P(ID_NODE) \
1648 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VFIELD_NAME, \
1649 sizeof (VFIELD_NAME) - 1))
1650 #define VFIELD_NAME_FORMAT "_vptr_%s"
1651 #define VBASE_NAME "__vb_"
1652 #define VBASE_NAME_P(ID_NODE) \
1653 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VBASE_NAME, \
1654 sizeof (VBASE_NAME) - 1))
1655 #define VBASE_NAME_FORMAT "__vb_%s"
1656 #define STATIC_NAME_FORMAT "__static_%s_%s"
1658 #define ANON_AGGRNAME_PREFIX "__anon_"
1659 #define ANON_AGGRNAME_P(ID_NODE) \
1660 (!strncmp (IDENTIFIER_POINTER (ID_NODE), ANON_AGGRNAME_PREFIX, \
1661 sizeof (ANON_AGGRNAME_PREFIX) - 1))
1662 #define ANON_AGGRNAME_FORMAT "__anon_%d"
1663 #define ANON_PARMNAME_FORMAT "__%d"
1664 #define ANON_PARMNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1665 && IDENTIFIER_POINTER (ID_NODE)[1] == '_' \
1666 && IDENTIFIER_POINTER (ID_NODE)[2] <= '9')
1668 #endif /* NO_DOT_IN_LABEL */
1669 #endif /* NO_DOLLAR_IN_LABEL */
1671 #define THIS_NAME "this"
1672 #define DESTRUCTOR_NAME_FORMAT "~%s"
1673 #define FILE_FUNCTION_PREFIX_LEN 9
1675 #define IN_CHARGE_NAME "__in_chrg"
1677 #define VTBL_PTR_TYPE "__vtbl_ptr_type"
1678 #define VTABLE_DELTA_NAME "__delta"
1679 #define VTABLE_INDEX_NAME "__index"
1680 #define VTABLE_PFN_NAME "__pfn"
1681 #define VTABLE_DELTA2_NAME "__delta2"
1683 #define SIGNATURE_FIELD_NAME "__s_"
1684 #define SIGNATURE_FIELD_NAME_FORMAT "__s_%s"
1685 #define SIGNATURE_OPTR_NAME "__optr"
1686 #define SIGNATURE_SPTR_NAME "__sptr"
1687 #define SIGNATURE_POINTER_NAME "__sp_"
1688 #define SIGNATURE_POINTER_NAME_FORMAT "__%s%ssp_%s"
1689 #define SIGNATURE_REFERENCE_NAME "__sr_"
1690 #define SIGNATURE_REFERENCE_NAME_FORMAT "__%s%ssr_%s"
1692 #define SIGTABLE_PTR_TYPE "__sigtbl_ptr_type"
1693 #define SIGTABLE_NAME_FORMAT "__st_%s_%s"
1694 #define SIGTABLE_NAME_FORMAT_LONG "__st_%s_%s_%d"
1695 #define SIGTABLE_TAG_NAME "__tag"
1696 #define SIGTABLE_VB_OFF_NAME "__vb_off"
1697 #define SIGTABLE_VT_OFF_NAME "__vt_off"
1698 #define EXCEPTION_CLEANUP_NAME "exception cleanup"
1700 #define THIS_NAME_P(ID_NODE) (strcmp(IDENTIFIER_POINTER (ID_NODE), "this") == 0)
1702 #if !defined(NO_DOLLAR_IN_LABEL) || !defined(NO_DOT_IN_LABEL)
1704 #define VPTR_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == JOINER \
1705 && IDENTIFIER_POINTER (ID_NODE)[1] == 'v')
1706 #define DESTRUCTOR_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == JOINER \
1707 && IDENTIFIER_POINTER (ID_NODE)[2] == '_')
1709 #define VTABLE_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == 'v' \
1710 && IDENTIFIER_POINTER (ID_NODE)[2] == 't' \
1711 && IDENTIFIER_POINTER (ID_NODE)[3] == JOINER)
1713 #define VBASE_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == 'v' \
1714 && IDENTIFIER_POINTER (ID_NODE)[2] == 'b' \
1715 && IDENTIFIER_POINTER (ID_NODE)[3] == JOINER)
1717 #define TEMP_NAME_P(ID_NODE) (!strncmp (IDENTIFIER_POINTER (ID_NODE), AUTO_TEMP_NAME, sizeof (AUTO_TEMP_NAME)-1))
1718 #define VFIELD_NAME_P(ID_NODE) (!strncmp (IDENTIFIER_POINTER (ID_NODE), VFIELD_NAME, sizeof(VFIELD_NAME)-1))
1720 /* For anonymous aggregate types, we need some sort of name to
1721 hold on to. In practice, this should not appear, but it should
1722 not be harmful if it does. */
1723 #define ANON_AGGRNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == JOINER \
1724 && IDENTIFIER_POINTER (ID_NODE)[1] == '_')
1725 #define ANON_PARMNAME_FORMAT "_%d"
1726 #define ANON_PARMNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1727 && IDENTIFIER_POINTER (ID_NODE)[1] <= '9')
1728 #endif /* !defined(NO_DOLLAR_IN_LABEL) || !defined(NO_DOT_IN_LABEL) */
1730 /* Define the sets of attributes that member functions and baseclasses
1731 can have. These are sensible combinations of {public,private,protected}
1732 cross {virtual,non-virtual}. */
1739 access_default_virtual,
1740 access_public_virtual,
1741 access_private_virtual
1745 extern tree current_unit_name, current_unit_language;
1747 /* Things for handling inline functions. */
1749 struct pending_inline
1751 struct pending_inline *next; /* pointer to next in chain */
1752 int lineno; /* line number we got the text from */
1753 char *filename; /* name of file we were processing */
1754 tree fndecl; /* FUNCTION_DECL that brought us here */
1755 int token; /* token we were scanning */
1756 int token_value; /* value of token we were scanning (YYSTYPE) */
1758 char *buf; /* pointer to character stream */
1759 int len; /* length of stream */
1760 tree parm_vec, bindings; /* in case this is derived from a template */
1761 unsigned int can_free : 1; /* free this after we're done with it? */
1762 unsigned int deja_vu : 1; /* set iff we don't want to see it again. */
1763 unsigned int interface : 2; /* 0=interface 1=unknown 2=implementation */
1767 extern struct pending_inline *pending_inlines;
1769 /* 1 for -fall-virtual: make every member function (except
1770 constructors) lay down in the virtual function table.
1771 Calls can then either go through the virtual function table or not,
1772 depending on whether we know what function will actually be called. */
1774 extern int flag_all_virtual;
1776 /* Positive values means that we cannot make optimizing assumptions about
1777 `this'. Negative values means we know `this' to be of static type. */
1779 extern int flag_this_is_variable;
1781 /* Controls whether enums and ints freely convert.
1782 1 means with complete freedom.
1783 0 means enums can convert to ints, but not vice-versa. */
1785 extern int flag_int_enum_equivalence;
1787 /* Nonzero means layout structures so that we can do garbage collection. */
1791 /* Nonzero means generate 'rtti' that give run-time type information. */
1793 extern int flag_rtti;
1795 /* Nonzero means do emit exported implementations of functions even if
1796 they can be inlined. */
1798 extern int flag_implement_inlines;
1800 /* Nonzero means templates obey #pragma interface and implementation. */
1802 extern int flag_external_templates;
1804 /* Nonzero means templates are emitted where they are instantiated. */
1806 extern int flag_alt_external_templates;
1808 /* Nonzero means implicit template instantiations are emitted. */
1810 extern int flag_implicit_templates;
1812 /* Current end of entries in the gc obstack for stack pointer variables. */
1814 extern int current_function_obstack_index;
1816 /* Flag saying whether we have used the obstack in this function or not. */
1818 extern int current_function_obstack_usage;
1820 enum overload_flags { NO_SPECIAL = 0, DTOR_FLAG, OP_FLAG, TYPENAME_FLAG };
1822 extern tree current_class_decl, C_C_D; /* PARM_DECL: the class instance variable */
1824 /* The following two can be derived from the previous one */
1825 extern tree current_class_name; /* IDENTIFIER_NODE: name of current class */
1826 extern tree current_class_type; /* _TYPE: the type of the current class */
1828 /* Some macros for char-based bitfields. */
1829 #define B_SET(a,x) (a[x>>3] |= (1 << (x&7)))
1830 #define B_CLR(a,x) (a[x>>3] &= ~(1 << (x&7)))
1831 #define B_TST(a,x) (a[x>>3] & (1 << (x&7)))
1833 /* These are uses as bits in flags passed to build_method_call
1834 to control its error reporting behavior.
1836 LOOKUP_PROTECT means flag access violations.
1837 LOOKUP_COMPLAIN mean complain if no suitable member function
1838 matching the arguments is found.
1839 LOOKUP_NORMAL is just a combination of these two.
1840 LOOKUP_AGGR requires the instance to be of aggregate type.
1841 LOOKUP_NONVIRTUAL means make a direct call to the member function found
1842 LOOKUP_GLOBAL means search through the space of overloaded functions,
1843 as well as the space of member functions.
1844 LOOKUP_HAS_IN_CHARGE means that the "in charge" variable is already
1845 in the parameter list.
1846 LOOKUP_ONLYCONVERTING means that non-conversion constructors are not tried.
1847 LOOKUP_SPECULATIVELY means return NULL_TREE if we cannot find what we are
1848 after. Note, LOOKUP_COMPLAIN is checked and error messages printed
1849 before LOOKUP_SPECULATIVELY is checked.
1850 LOOKUP_NO_CONVERSION means that user-defined conversions are not
1851 permitted. Built-in conversions are permitted.
1852 LOOKUP_DESTRUCTOR means explicit call to destructor. */
1854 #define LOOKUP_PROTECT (1)
1855 #define LOOKUP_COMPLAIN (2)
1856 #define LOOKUP_NORMAL (3)
1857 #define LOOKUP_AGGR (4)
1858 #define LOOKUP_NONVIRTUAL (8)
1859 #define LOOKUP_GLOBAL (16)
1860 #define LOOKUP_HAS_IN_CHARGE (32)
1861 #define LOOKUP_SPECULATIVELY (64)
1862 #define LOOKUP_ONLYCONVERTING (128)
1864 #define LOOKUP_NO_CONVERSION (512)
1865 #define LOOKUP_DESTRUCTOR (512)
1867 /* These flags are used by the conversion code.
1868 CONV_IMPLICIT : Perform implicit conversions (standard and user-defined).
1869 CONV_STATIC : Perform the explicit conversions for static_cast.
1870 CONV_CONST : Perform the explicit conversions for const_cast.
1871 CONV_REINTERPRET: Perform the explicit conversions for reinterpret_cast.
1872 CONV_PRIVATE : Perform upcasts to private bases.
1873 CONV_NONCONVERTING : Allow non-converting constructors to be used.
1874 CONV_FORCE_TEMP : Require a new temporary when converting to the same
1877 #define CONV_IMPLICIT 1
1878 #define CONV_STATIC 2
1879 #define CONV_CONST 4
1880 #define CONV_REINTERPRET 8
1881 #define CONV_PRIVATE 16
1882 #define CONV_NONCONVERTING 32
1883 #define CONV_FORCE_TEMP 64
1884 #define CONV_STATIC_CAST (CONV_IMPLICIT | CONV_STATIC | CONV_FORCE_TEMP)
1885 #define CONV_OLD_CONVERT (CONV_IMPLICIT | CONV_STATIC | CONV_CONST \
1887 #define CONV_C_CAST (CONV_IMPLICIT | CONV_STATIC | CONV_CONST \
1888 | CONV_REINTERPRET | CONV_PRIVATE | CONV_FORCE_TEMP)
1890 /* Used by build_expr_type_conversion to indicate which types are
1891 acceptable as arguments to the expression under consideration. */
1893 #define WANT_INT 1 /* integer types, including bool */
1894 #define WANT_FLOAT 2 /* floating point types */
1895 #define WANT_ENUM 4 /* enumerated types */
1896 #define WANT_POINTER 8 /* pointer types */
1897 #define WANT_NULL 16 /* null pointer constant */
1899 #define WANT_ARITH (WANT_INT | WANT_FLOAT)
1901 /* Anatomy of a DECL_FRIENDLIST (which is a TREE_LIST):
1902 purpose = friend name (IDENTIFIER_NODE);
1903 value = TREE_LIST of FUNCTION_DECLS;
1904 chain, type = EMPTY; */
1905 #define FRIEND_NAME(LIST) (TREE_PURPOSE (LIST))
1906 #define FRIEND_DECLS(LIST) (TREE_VALUE (LIST))
1908 /* These macros are for accessing the fields of TEMPLATE...PARM nodes. */
1909 #define TEMPLATE_TYPE_TPARMLIST(NODE) TREE_PURPOSE (TYPE_FIELDS (NODE))
1910 #define TEMPLATE_TYPE_IDX(NODE) TREE_INT_CST_LOW (TREE_VALUE (TYPE_FIELDS (NODE)))
1911 #define TEMPLATE_TYPE_SET_INFO(NODE,P,I) \
1912 (TYPE_FIELDS (NODE) = build_tree_list (P, build_int_2 (I, 0)))
1913 #define TEMPLATE_CONST_TPARMLIST(NODE) (*(tree*)&TREE_INT_CST_LOW(NODE))
1914 #define TEMPLATE_CONST_IDX(NODE) (TREE_INT_CST_HIGH(NODE))
1915 #define TEMPLATE_CONST_SET_INFO(NODE,P,I) \
1916 (TEMPLATE_CONST_TPARMLIST (NODE) = saved_parmlist, \
1917 TEMPLATE_CONST_IDX (NODE) = I)
1920 /* Indexed by TREE_CODE, these tables give C-looking names to
1921 operators represented by TREE_CODES. For example,
1922 opname_tab[(int) MINUS_EXPR] == "-". */
1923 extern char **opname_tab, **assignop_tab;
1926 extern tree convert_and_check PROTO((tree, tree));
1927 extern void overflow_warning PROTO((tree));
1928 extern void unsigned_conversion_warning PROTO((tree, tree));
1931 extern struct candidate *ansi_c_bullshit;
1933 extern int rank_for_overload PROTO((struct candidate *, struct candidate *));
1934 extern void compute_conversion_costs PROTO((tree, tree, struct candidate *, int));
1935 extern int get_arglist_len_in_bytes PROTO((tree));
1936 extern tree build_vfield_ref PROTO((tree, tree));
1937 extern tree find_scoped_type PROTO((tree, tree, tree));
1938 extern tree resolve_scope_to_name PROTO((tree, tree));
1939 extern tree build_scoped_method_call PROTO((tree, tree, tree, tree));
1940 extern tree build_method_call PROTO((tree, tree, tree, tree, int));
1941 extern tree build_overload_call_real PROTO((tree, tree, int, struct candidate *, int));
1942 extern tree build_overload_call PROTO((tree, tree, int, struct candidate *));
1943 extern tree build_overload_call_maybe PROTO((tree, tree, int, struct candidate *));
1946 extern char *dont_allow_type_definitions;
1947 extern tree build_vbase_pointer PROTO((tree, tree));
1948 extern tree build_vbase_path PROTO((enum tree_code, tree, tree, tree, int));
1949 extern tree build_vtable_entry PROTO((tree, tree));
1950 extern tree build_vfn_ref PROTO((tree *, tree, tree));
1951 extern void add_method PROTO((tree, tree *, tree));
1952 extern tree get_vfield_offset PROTO((tree));
1953 extern void duplicate_tag_error PROTO((tree));
1954 extern tree finish_struct PROTO((tree, tree, int));
1955 extern int resolves_to_fixed_type_p PROTO((tree, int *));
1956 extern void init_class_processing PROTO((void));
1957 extern void pushclass PROTO((tree, int));
1958 extern void popclass PROTO((int));
1959 extern void push_nested_class PROTO((tree, int));
1960 extern void pop_nested_class PROTO((int));
1961 extern void push_lang_context PROTO((tree));
1962 extern void pop_lang_context PROTO((void));
1963 extern int root_lang_context_p PROTO((void));
1964 extern tree instantiate_type PROTO((tree, tree, int));
1965 extern void print_class_statistics PROTO((void));
1966 extern void maybe_push_cache_obstack PROTO((void));
1967 extern unsigned HOST_WIDE_INT skip_rtti_stuff PROTO((tree *));
1970 extern tree convert_to_reference PROTO((tree, tree, int, int, tree));
1971 extern tree convert_from_reference PROTO((tree));
1972 extern tree convert_to_aggr PROTO((tree, tree, char **, int));
1973 extern tree convert_pointer_to PROTO((tree, tree));
1974 extern tree convert_pointer_to_real PROTO((tree, tree));
1975 extern tree convert_pointer_to_vbase PROTO((tree, tree));
1976 extern tree convert PROTO((tree, tree));
1977 extern tree cp_convert PROTO((tree, tree, int, int));
1978 extern tree convert_force PROTO((tree, tree, int));
1979 extern tree build_type_conversion PROTO((enum tree_code, tree, tree, int));
1980 extern tree build_expr_type_conversion PROTO((int, tree, int));
1981 extern int build_default_binary_type_conversion PROTO((enum tree_code, tree *, tree *));
1982 extern tree type_promotes_to PROTO((tree));
1985 extern int global_bindings_p PROTO((void));
1986 extern int toplevel_bindings_p PROTO((void));
1987 extern void keep_next_level PROTO((void));
1988 extern int kept_level_p PROTO((void));
1989 extern void declare_parm_level PROTO((void));
1990 extern void declare_implicit_exception PROTO((void));
1991 extern int have_exceptions_p PROTO((void));
1992 extern void declare_uninstantiated_type_level PROTO((void));
1993 extern int uninstantiated_type_level_p PROTO((void));
1994 extern void declare_pseudo_global_level PROTO((void));
1995 extern int pseudo_global_level_p PROTO((void));
1996 extern void pushlevel PROTO((int));
1997 extern void pushlevel_temporary PROTO((int));
1998 extern tree poplevel PROTO((int, int, int));
1999 extern void delete_block PROTO((tree));
2000 extern void insert_block PROTO((tree));
2001 extern void add_block_current_level PROTO((tree));
2002 extern void set_block PROTO((tree));
2003 extern void pushlevel_class PROTO((void));
2004 extern tree poplevel_class PROTO((int));
2005 /* skip print_other_binding_stack and print_binding_level */
2006 extern void print_binding_stack PROTO((void));
2007 extern void push_to_top_level PROTO((void));
2008 extern void pop_from_top_level PROTO((void));
2009 extern void set_identifier_type_value PROTO((tree, tree));
2010 extern void pop_everything PROTO((void));
2011 extern tree make_type_decl PROTO((tree, tree));
2012 extern void pushtag PROTO((tree, tree, int));
2013 extern tree make_anon_name PROTO((void));
2014 extern void clear_anon_tags PROTO((void));
2015 extern tree pushdecl PROTO((tree));
2016 extern tree pushdecl_top_level PROTO((tree));
2017 extern void push_class_level_binding PROTO((tree, tree));
2018 extern void push_overloaded_decl_top_level PROTO((tree, int));
2019 extern tree pushdecl_class_level PROTO((tree));
2020 extern tree pushdecl_nonclass_level PROTO((tree));
2021 extern int overloaded_globals_p PROTO((tree));
2022 extern tree push_overloaded_decl PROTO((tree, int));
2023 extern tree implicitly_declare PROTO((tree));
2024 extern tree lookup_label PROTO((tree));
2025 extern tree shadow_label PROTO((tree));
2026 extern tree define_label PROTO((char *, int, tree));
2027 extern void define_case_label PROTO((tree));
2028 extern tree getdecls PROTO((void));
2029 extern tree gettags PROTO((void));
2030 extern void set_current_level_tags_transparency PROTO((int));
2031 extern tree typedecl_for_tag PROTO((tree));
2032 extern tree lookup_name PROTO((tree, int));
2033 extern tree lookup_namespace_name PROTO((tree, tree));
2034 extern tree lookup_name_current_level PROTO((tree));
2035 extern void init_decl_processing PROTO((void));
2036 /* skipped define_function */
2037 extern void shadow_tag PROTO((tree));
2038 extern int grok_ctor_properties PROTO((tree, tree));
2039 extern tree groktypename PROTO((tree));
2040 extern tree start_decl PROTO((tree, tree, int, tree));
2041 extern void cp_finish_decl PROTO((tree, tree, tree, int, int));
2042 extern void expand_static_init PROTO((tree, tree));
2043 extern int complete_array_type PROTO((tree, tree, int));
2044 extern tree build_ptrmemfunc_type PROTO((tree));
2045 /* the grokdeclarator prototype is in decl.h */
2046 extern int parmlist_is_exprlist PROTO((tree));
2047 extern tree xref_tag PROTO((tree, tree, tree, int));
2048 extern void xref_basetypes PROTO((tree, tree, tree, tree));
2049 extern tree start_enum PROTO((tree));
2050 extern tree finish_enum PROTO((tree, tree));
2051 extern tree build_enumerator PROTO((tree, tree));
2052 extern tree grok_enum_decls PROTO((tree, tree));
2053 extern int start_function PROTO((tree, tree, tree, tree, int));
2054 extern void store_parm_decls PROTO((void));
2055 extern void expand_start_early_try_stmts PROTO((void));
2056 extern void store_in_parms PROTO((struct rtx_def *));
2057 extern void store_return_init PROTO((tree, tree));
2058 extern void finish_function PROTO((int, int, int));
2059 extern tree start_method PROTO((tree, tree, tree));
2060 extern tree finish_method PROTO((tree));
2061 extern void hack_incomplete_structures PROTO((tree));
2062 extern tree maybe_build_cleanup PROTO((tree));
2063 extern void cplus_expand_expr_stmt PROTO((tree));
2064 extern void finish_stmt PROTO((void));
2065 extern void pop_implicit_try_blocks PROTO((tree));
2066 extern void push_exception_cleanup PROTO((tree));
2067 extern void revert_static_member_fn PROTO((tree *, tree *, tree *));
2070 extern int lang_decode_option PROTO((char *));
2071 extern tree grok_method_quals PROTO((tree, tree, tree));
2072 extern void grokclassfn PROTO((tree, tree, tree, enum overload_flags, tree));
2073 extern tree grok_alignof PROTO((tree));
2074 extern tree grok_array_decl PROTO((tree, tree));
2075 extern tree delete_sanity PROTO((tree, tree, int, int));
2076 extern tree check_classfn PROTO((tree, tree, tree));
2077 extern tree grokfield PROTO((tree, tree, tree, tree, tree, tree));
2078 extern tree grokbitfield PROTO((tree, tree, tree));
2079 extern tree groktypefield PROTO((tree, tree));
2080 extern tree grokoptypename PROTO((tree, tree));
2081 extern tree build_push_scope PROTO((tree, tree));
2082 extern void cplus_decl_attributes PROTO((tree, tree, tree));
2083 extern tree constructor_name_full PROTO((tree));
2084 extern tree constructor_name PROTO((tree));
2085 extern void setup_vtbl_ptr PROTO((void));
2086 extern void mark_inline_for_output PROTO((tree));
2087 extern void clear_temp_name PROTO((void));
2088 extern tree get_temp_name PROTO((tree, int));
2089 extern tree get_temp_regvar PROTO((tree, tree));
2090 extern void finish_anon_union PROTO((tree));
2091 extern tree finish_table PROTO((tree, tree, tree, int));
2092 extern void finish_builtin_type PROTO((tree, char *, tree *, int, tree));
2093 extern tree coerce_new_type PROTO((tree));
2094 extern tree coerce_delete_type PROTO((tree));
2095 extern void walk_vtables PROTO((void (*)(), void (*)()));
2096 extern void walk_sigtables PROTO((void (*)(), void (*)()));
2097 extern void finish_file PROTO((void));
2098 extern void warn_if_unknown_interface PROTO((tree));
2099 extern tree grok_x_components PROTO((tree, tree));
2100 extern tree reparse_absdcl_as_expr PROTO((tree, tree));
2101 extern tree reparse_absdcl_as_casts PROTO((tree, tree));
2102 extern tree reparse_decl_as_expr PROTO((tree, tree));
2103 extern tree finish_decl_parsing PROTO((tree));
2104 extern tree lookup_name_nonclass PROTO((tree));
2105 extern tree check_cp_case_value PROTO((tree));
2106 extern tree do_toplevel_using_decl PROTO((tree));
2107 extern tree do_class_using_decl PROTO((tree));
2108 extern tree current_namespace_id PROTO((tree));
2109 extern tree get_namespace_id PROTO((void));
2110 extern void check_default_args PROTO((tree));
2115 extern tree protect_list;
2116 extern void start_protect PROTO((void));
2117 extern void end_protect PROTO((tree));
2118 extern void end_protect_partials ();
2119 extern void expand_exception_blocks PROTO((void));
2120 extern void expand_start_try_stmts PROTO((void));
2121 extern void expand_end_try_stmts PROTO((void));
2122 extern void expand_start_all_catch PROTO((void));
2123 extern void expand_end_all_catch PROTO((void));
2124 extern void start_catch_block PROTO((tree, tree));
2125 extern void end_catch_block PROTO((void));
2126 extern void expand_throw PROTO((tree));
2127 extern int might_have_exceptions_p PROTO((void));
2128 extern void emit_exception_table PROTO((void));
2129 extern tree build_throw PROTO((tree));
2130 extern void init_exception_processing PROTO((void));
2131 extern void expand_builtin_throw PROTO((void));
2132 extern void expand_start_eh_spec PROTO((void));
2133 extern void expand_end_eh_spec PROTO((tree));
2136 /* skip cplus_expand_expr */
2137 extern void init_cplus_expand PROTO((void));
2138 extern void fixup_result_decl PROTO((tree, struct rtx_def *));
2139 extern int decl_in_memory_p PROTO((tree));
2140 extern tree unsave_expr_now PROTO((tree));
2143 extern int type_needs_gc_entry PROTO((tree));
2144 extern int value_safe_from_gc PROTO((tree, tree));
2145 extern void build_static_gc_entry PROTO((tree, tree));
2146 extern tree protect_value_from_gc PROTO((tree, tree));
2147 extern tree build_headof PROTO((tree));
2148 extern tree build_classof PROTO((tree));
2149 extern tree build_t_desc PROTO((tree, int));
2150 extern tree build_i_desc PROTO((tree));
2151 extern tree build_m_desc PROTO((tree));
2152 extern void expand_gc_prologue_and_epilogue PROTO((void));
2153 extern void lang_expand_end_bindings PROTO((struct rtx_def *, struct rtx_def *));
2154 extern void init_gc_processing PROTO((void));
2155 extern tree build_typeid PROTO((tree));
2156 extern tree get_typeid PROTO((tree));
2157 extern tree build_dynamic_cast PROTO((tree, tree));
2160 extern void emit_base_init PROTO((tree, int));
2161 extern void check_base_init PROTO((tree));
2162 extern void expand_direct_vtbls_init PROTO((tree, tree, int, int, tree));
2163 extern void do_member_init PROTO((tree, tree, tree));
2164 extern void expand_member_init PROTO((tree, tree, tree));
2165 extern void expand_aggr_init PROTO((tree, tree, int, int));
2166 extern int is_aggr_typedef PROTO((tree, int));
2167 extern tree get_aggr_from_typedef PROTO((tree, int));
2168 extern tree get_type_value PROTO((tree));
2169 extern tree build_member_call PROTO((tree, tree, tree));
2170 extern tree build_offset_ref PROTO((tree, tree));
2171 extern tree get_member_function PROTO((tree *, tree, tree));
2172 extern tree get_member_function_from_ptrfunc PROTO((tree *, tree));
2173 extern tree resolve_offset_ref PROTO((tree));
2174 extern tree decl_constant_value PROTO((tree));
2175 extern int is_friend_type PROTO((tree, tree));
2176 extern int is_friend PROTO((tree, tree));
2177 extern void make_friend_class PROTO((tree, tree));
2178 extern tree do_friend PROTO((tree, tree, tree, tree, enum overload_flags, tree));
2179 extern void embrace_waiting_friends PROTO((tree));
2180 extern tree build_builtin_call PROTO((tree, tree, tree));
2181 extern tree build_new PROTO((tree, tree, tree, int));
2182 extern tree expand_vec_init PROTO((tree, tree, tree, tree, int));
2183 extern tree build_x_delete PROTO((tree, tree, int, tree));
2184 extern tree build_delete PROTO((tree, tree, tree, int, int));
2185 extern tree build_vbase_delete PROTO((tree, tree));
2186 extern tree build_vec_delete PROTO((tree, tree, tree, tree, tree, int));
2191 extern tree make_pointer_declarator PROTO((tree, tree));
2192 extern tree make_reference_declarator PROTO((tree, tree));
2193 extern char *operator_name_string PROTO((tree));
2194 extern void lang_init PROTO((void));
2195 extern void lang_finish PROTO((void));
2196 extern void init_filename_times PROTO((void));
2197 extern void reinit_lang_specific PROTO((void));
2198 extern void init_lex PROTO((void));
2199 extern void reinit_parse_for_function PROTO((void));
2200 extern int *init_parse PROTO((void));
2201 extern void print_parse_statistics PROTO((void));
2202 extern void extract_interface_info PROTO((void));
2203 extern void set_vardecl_interface_info PROTO((tree, tree));
2204 extern void do_pending_inlines PROTO((void));
2205 extern void process_next_inline PROTO((tree));
2206 /* skip restore_pending_input */
2207 extern void yyungetc PROTO((int, int));
2208 extern void reinit_parse_for_method PROTO((int, tree));
2210 extern void reinit_parse_for_block PROTO((int, struct obstack *, int));
2212 extern tree cons_up_default_function PROTO((tree, tree, int));
2213 extern void check_for_missing_semicolon PROTO((tree));
2214 extern void note_got_semicolon PROTO((tree));
2215 extern void note_list_got_semicolon PROTO((tree));
2216 extern int check_newline PROTO((void));
2217 extern void dont_see_typename PROTO((void));
2218 extern int identifier_type PROTO((tree));
2219 extern void see_typename PROTO((void));
2220 extern tree do_identifier PROTO((tree));
2221 extern tree identifier_typedecl_value PROTO((tree));
2222 extern int real_yylex PROTO((void));
2223 extern tree build_lang_decl PROTO((enum tree_code, tree, tree));
2224 extern tree build_lang_field_decl PROTO((enum tree_code, tree, tree));
2225 extern void copy_lang_decl PROTO((tree));
2226 extern tree make_lang_type PROTO((enum tree_code));
2227 extern void copy_decl_lang_specific PROTO((tree));
2228 extern void dump_time_statistics PROTO((void));
2229 /* extern void compiler_error PROTO((char *, HOST_WIDE_INT, HOST_WIDE_INT)); */
2230 extern void compiler_error_with_decl PROTO((tree, char *));
2231 extern void yyerror PROTO((char *));
2234 extern void cp_error ();
2235 extern void cp_error_at ();
2236 extern void cp_warning ();
2237 extern void cp_warning_at ();
2238 extern void cp_pedwarn ();
2239 extern void cp_pedwarn_at ();
2240 extern void cp_compiler_error ();
2241 extern void cp_sprintf ();
2244 extern void init_error PROTO((void));
2245 extern char *fndecl_as_string PROTO((tree, tree, int));
2246 extern char *type_as_string PROTO((tree, int));
2247 extern char *args_as_string PROTO((tree, int));
2248 extern char *decl_as_string PROTO((tree, int));
2249 extern char *expr_as_string PROTO((tree, int));
2250 extern char *code_as_string PROTO((enum tree_code, int));
2251 extern char *language_as_string PROTO((enum languages, int));
2252 extern char *parm_as_string PROTO((int, int));
2253 extern char *op_as_string PROTO((enum tree_code, int));
2254 extern char *cv_as_string PROTO((tree, int));
2257 extern void init_method PROTO((void));
2258 extern tree make_anon_parm_name PROTO((void));
2259 extern void clear_anon_parm_name PROTO((void));
2260 extern void do_inline_function_hair PROTO((tree, tree));
2261 /* skip report_type_mismatch */
2262 extern char *build_overload_name PROTO((tree, int, int));
2263 extern tree build_static_name PROTO((tree, tree));
2264 extern tree cplus_exception_name PROTO((tree));
2265 extern tree build_decl_overload PROTO((tree, tree, int));
2266 extern tree build_typename_overload PROTO((tree));
2267 extern tree build_t_desc_overload PROTO((tree));
2268 extern void declare_overloaded PROTO((tree));
2269 #ifdef NO_AUTO_OVERLOAD
2270 extern int is_overloaded PROTO((tree));
2272 extern tree build_opfncall PROTO((enum tree_code, int, tree, tree, tree));
2273 extern tree hack_identifier PROTO((tree, tree, int));
2274 extern tree build_component_type_expr PROTO((tree, tree, tree, int));
2277 extern tree tsubst PROTO ((tree, tree*, int, tree));
2278 extern void begin_template_parm_list PROTO((void));
2279 extern tree process_template_parm PROTO((tree, tree));
2280 extern tree end_template_parm_list PROTO((tree));
2281 extern void end_template_decl PROTO((tree, tree, tree, int));
2282 extern tree lookup_template_class PROTO((tree, tree, tree));
2283 extern void push_template_decls PROTO((tree, tree, int));
2284 extern void pop_template_decls PROTO((tree, tree, int));
2285 extern int uses_template_parms PROTO((tree));
2286 extern void instantiate_member_templates PROTO((tree));
2287 extern tree instantiate_class_template PROTO((tree, int));
2288 extern tree instantiate_template PROTO((tree, tree *));
2289 extern void undo_template_name_overload PROTO((tree, int));
2290 extern void overload_template_name PROTO((tree, int));
2291 extern void end_template_instantiation PROTO((tree));
2292 extern void reinit_parse_for_template PROTO((int, tree, tree));
2293 extern int type_unification PROTO((tree, tree *, tree, tree, int *, int));
2294 extern int do_pending_expansions PROTO((void));
2295 extern void do_pending_templates PROTO((void));
2296 struct tinst_level *tinst_for_decl PROTO((void));
2297 extern void do_function_instantiation PROTO((tree, tree, tree));
2298 extern void do_type_instantiation PROTO((tree, tree));
2299 extern tree create_nested_upt PROTO((tree, tree));
2302 extern tree make_memoized_table_entry PROTO((tree, tree, int));
2303 extern void push_memoized_context PROTO((tree, int));
2304 extern void pop_memoized_context PROTO((int));
2305 extern tree get_binfo PROTO((tree, tree, int));
2306 extern int get_base_distance PROTO((tree, tree, int, tree *));
2307 extern enum access_type compute_access PROTO((tree, tree));
2308 extern tree lookup_field PROTO((tree, tree, int, int));
2309 extern tree lookup_nested_field PROTO((tree, int));
2310 extern tree lookup_fnfields PROTO((tree, tree, int));
2311 extern tree lookup_nested_tag PROTO((tree, tree));
2312 extern HOST_WIDE_INT breadth_first_search PROTO((tree, int (*)(), int (*)()));
2313 extern int tree_needs_constructor_p PROTO((tree, int));
2314 extern int tree_has_any_destructor_p PROTO((tree, int));
2315 extern tree get_matching_virtual PROTO((tree, tree, int));
2316 extern tree get_abstract_virtuals PROTO((tree));
2317 extern tree get_baselinks PROTO((tree, tree, tree));
2318 extern tree next_baselink PROTO((tree));
2319 extern tree init_vbase_pointers PROTO((tree, tree));
2320 extern void expand_indirect_vtbls_init PROTO((tree, tree, tree, int));
2321 extern void clear_search_slots PROTO((tree));
2322 extern tree get_vbase_types PROTO((tree));
2323 extern void build_mi_matrix PROTO((tree));
2324 extern void free_mi_matrix PROTO((void));
2325 extern void build_mi_virtuals PROTO((int, int));
2326 extern void add_mi_virtuals PROTO((int, tree));
2327 extern void report_ambiguous_mi_virtuals PROTO((int, tree));
2328 extern void note_debug_info_needed PROTO((tree));
2329 extern void push_class_decls PROTO((tree));
2330 extern void pop_class_decls PROTO((tree));
2331 extern void unuse_fields PROTO((tree));
2332 extern void unmark_finished_struct PROTO((tree));
2333 extern void print_search_statistics PROTO((void));
2334 extern void init_search_processing PROTO((void));
2335 extern void reinit_search_statistics PROTO((void));
2336 extern tree current_scope PROTO((void));
2337 extern tree lookup_conversions PROTO((tree));
2340 extern tree build_signature_pointer_type PROTO((tree, int, int));
2341 extern tree build_signature_reference_type PROTO((tree, int, int));
2342 extern tree build_signature_pointer_constructor PROTO((tree, tree));
2343 extern tree build_signature_method_call PROTO((tree, tree, tree, tree));
2344 extern tree build_optr_ref PROTO((tree));
2345 extern tree build_sptr_ref PROTO((tree));
2348 extern void init_spew PROTO((void));
2349 extern int yylex PROTO((void));
2350 extern tree arbitrate_lookup PROTO((tree, tree, tree));
2353 extern int lvalue_p PROTO((tree));
2354 extern int lvalue_or_else PROTO((tree, char *));
2355 extern tree build_cplus_new PROTO((tree, tree, int));
2356 extern tree break_out_cleanups PROTO((tree));
2357 extern tree break_out_calls PROTO((tree));
2358 extern tree build_cplus_method_type PROTO((tree, tree, tree));
2359 extern tree build_cplus_staticfn_type PROTO((tree, tree, tree));
2360 extern tree build_cplus_array_type PROTO((tree, tree));
2361 extern void propagate_binfo_offsets PROTO((tree, tree));
2362 extern int layout_vbasetypes PROTO((tree, int));
2363 extern tree layout_basetypes PROTO((tree, tree));
2364 extern int list_hash PROTO((tree));
2365 extern tree list_hash_lookup PROTO((int, tree));
2366 extern void list_hash_add PROTO((int, tree));
2367 extern tree list_hash_canon PROTO((int, tree));
2368 extern tree hash_tree_cons PROTO((int, int, int, tree, tree, tree));
2369 extern tree hash_tree_chain PROTO((tree, tree));
2370 extern tree hash_chainon PROTO((tree, tree));
2371 extern tree get_decl_list PROTO((tree));
2372 extern tree list_hash_lookup_or_cons PROTO((tree));
2373 extern tree make_binfo PROTO((tree, tree, tree, tree, tree));
2374 extern tree binfo_value PROTO((tree, tree));
2375 extern tree reverse_path PROTO((tree));
2376 extern tree virtual_member PROTO((tree, tree));
2377 extern void debug_binfo PROTO((tree));
2378 extern int decl_list_length PROTO((tree));
2379 extern int count_functions PROTO((tree));
2380 extern tree decl_value_member PROTO((tree, tree));
2381 extern int is_overloaded_fn PROTO((tree));
2382 extern tree get_first_fn PROTO((tree));
2383 extern tree fnaddr_from_vtable_entry PROTO((tree));
2384 extern void set_fnaddr_from_vtable_entry PROTO((tree, tree));
2385 extern tree function_arg_chain PROTO((tree));
2386 extern int promotes_to_aggr_type PROTO((tree, enum tree_code));
2387 extern int is_aggr_type_2 PROTO((tree, tree));
2388 extern void message_2_types PROTO((void (*)(), char *, tree, tree));
2389 extern char *lang_printable_name PROTO((tree));
2390 extern tree build_exception_variant PROTO((tree, tree));
2391 extern tree copy_to_permanent PROTO((tree));
2392 extern void print_lang_statistics PROTO((void));
2393 /* skip __eprintf */
2394 extern tree array_type_nelts_total PROTO((tree));
2395 extern tree array_type_nelts_top PROTO((tree));
2396 extern tree break_out_target_exprs PROTO((tree));
2397 extern tree build_unsave_expr PROTO((tree));
2398 extern int cp_expand_decl_cleanup PROTO((tree, tree));
2401 extern tree condition_conversion PROTO((tree));
2402 extern tree target_type PROTO((tree));
2403 extern tree require_complete_type PROTO((tree));
2404 extern int type_unknown_p PROTO((tree));
2405 extern int fntype_p PROTO((tree));
2406 extern tree require_instantiated_type PROTO((tree, tree, tree));
2407 extern tree commonparms PROTO((tree, tree));
2408 extern tree common_type PROTO((tree, tree));
2409 extern int compexcepttypes PROTO((tree, tree, int));
2410 extern int comptypes PROTO((tree, tree, int));
2411 extern int comp_target_types PROTO((tree, tree, int));
2412 extern tree common_base_types PROTO((tree, tree));
2413 extern int compparms PROTO((tree, tree, int));
2414 extern int comp_target_types PROTO((tree, tree, int));
2415 extern int self_promoting_args_p PROTO((tree));
2416 extern tree unsigned_type PROTO((tree));
2417 extern tree signed_type PROTO((tree));
2418 extern tree signed_or_unsigned_type PROTO((int, tree));
2419 extern tree c_sizeof PROTO((tree));
2420 extern tree c_sizeof_nowarn PROTO((tree));
2421 extern tree c_alignof PROTO((tree));
2422 extern tree decay_conversion PROTO((tree));
2423 extern tree default_conversion PROTO((tree));
2424 extern tree build_object_ref PROTO((tree, tree, tree));
2425 extern tree build_component_ref_1 PROTO((tree, tree, int));
2426 extern tree build_component_ref PROTO((tree, tree, tree, int));
2427 extern tree build_x_indirect_ref PROTO((tree, char *));
2428 extern tree build_indirect_ref PROTO((tree, char *));
2429 extern tree build_x_array_ref PROTO((tree, tree));
2430 extern tree build_array_ref PROTO((tree, tree));
2431 extern tree build_x_function_call PROTO((tree, tree, tree));
2432 extern tree build_function_call_real PROTO((tree, tree, int, int));
2433 extern tree build_function_call PROTO((tree, tree));
2434 extern tree build_function_call_maybe PROTO((tree, tree));
2435 extern tree convert_arguments PROTO((tree, tree, tree, tree, int));
2436 extern tree build_x_binary_op PROTO((enum tree_code, tree, tree));
2437 extern tree build_binary_op PROTO((enum tree_code, tree, tree, int));
2438 extern tree build_binary_op_nodefault PROTO((enum tree_code, tree, tree, enum tree_code));
2439 extern tree build_component_addr PROTO((tree, tree, char *));
2440 extern tree build_x_unary_op PROTO((enum tree_code, tree));
2441 extern tree build_unary_op PROTO((enum tree_code, tree, int));
2442 extern tree unary_complex_lvalue PROTO((enum tree_code, tree));
2443 extern int mark_addressable PROTO((tree));
2444 extern tree build_x_conditional_expr PROTO((tree, tree, tree));
2445 extern tree build_conditional_expr PROTO((tree, tree, tree));
2446 extern tree build_x_compound_expr PROTO((tree));
2447 extern tree build_compound_expr PROTO((tree));
2448 extern tree build_static_cast PROTO((tree, tree));
2449 extern tree build_reinterpret_cast PROTO((tree, tree));
2450 extern tree build_const_cast PROTO((tree, tree));
2451 extern tree build_c_cast PROTO((tree, tree, int));
2452 extern tree build_modify_expr PROTO((tree, enum tree_code, tree));
2453 extern int language_lvalue_valid PROTO((tree));
2454 extern void warn_for_assignment PROTO((char *, char *, char *, tree, int, int));
2455 extern tree convert_for_initialization PROTO((tree, tree, tree, int, char *, tree, int));
2456 extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, int, char *, int));
2457 extern void c_expand_return PROTO((tree));
2458 extern tree c_expand_start_case PROTO((tree));
2459 extern tree build_component_ref PROTO((tree, tree, tree, int));
2460 extern tree build_ptrmemfunc PROTO((tree, tree, int));
2463 extern tree error_not_base_type PROTO((tree, tree));
2464 extern tree binfo_or_else PROTO((tree, tree));
2465 extern void error_with_aggr_type (); /* PROTO((tree, char *, HOST_WIDE_INT)); */
2466 extern void readonly_error PROTO((tree, char *, int));
2467 extern void abstract_virtuals_error PROTO((tree, tree));
2468 extern void incomplete_type_error PROTO((tree, tree));
2469 extern void my_friendly_abort PROTO((int));
2470 extern void my_friendly_assert PROTO((int, int));
2471 extern tree store_init_value PROTO((tree, tree));
2472 extern tree digest_init PROTO((tree, tree, tree *));
2473 extern tree build_scoped_ref PROTO((tree, tree));
2474 extern tree build_x_arrow PROTO((tree));
2475 extern tree build_m_component_ref PROTO((tree, tree));
2476 extern tree build_functional_cast PROTO((tree, tree));
2477 extern char *enum_name_string PROTO((tree, tree));
2478 extern void report_case_error PROTO((int, tree, tree, tree));
2481 extern void GNU_xref_begin PROTO((char *));
2482 extern void GNU_xref_end PROTO((int));
2483 extern void GNU_xref_file PROTO((char *));
2484 extern void GNU_xref_start_scope PROTO((HOST_WIDE_INT));
2485 extern void GNU_xref_end_scope PROTO((HOST_WIDE_INT, HOST_WIDE_INT, int, int, int));
2486 extern void GNU_xref_ref PROTO((tree, char *));
2487 extern void GNU_xref_decl PROTO((tree, tree));
2488 extern void GNU_xref_call PROTO((tree, char *));
2489 extern void GNU_xref_function PROTO((tree, tree));
2490 extern void GNU_xref_assign PROTO((tree));
2491 extern void GNU_xref_hier PROTO((char *, char *, int, int, int));
2492 extern void GNU_xref_member PROTO((tree, tree));
2496 #endif /* not _CP_TREE_H */