1 //===--- CC1Options.td - Options for clang -cc1 ---------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the options accepted by clang -cc1.
12 //===----------------------------------------------------------------------===//
14 let Flags = [CC1Option, NoDriverOption] in {
16 //===----------------------------------------------------------------------===//
18 //===----------------------------------------------------------------------===//
20 def cxx_abi : Separate<["-"], "cxx-abi">,
21 HelpText<"Target a particular C++ ABI type">;
22 def target_abi : Separate<["-"], "target-abi">,
23 HelpText<"Target a particular ABI type">;
24 def target_cpu : Separate<["-"], "target-cpu">,
25 HelpText<"Target a specific cpu type">;
26 def mfpmath : Separate<["-"], "mfpmath">,
27 HelpText<"Which unit to use for fp math">;
28 def target_feature : Separate<["-"], "target-feature">,
29 HelpText<"Target specific attributes">;
30 def target_linker_version : Separate<["-"], "target-linker-version">,
31 HelpText<"Target linker version">;
32 def triple : Separate<["-"], "triple">,
33 HelpText<"Specify target triple (e.g. i686-apple-darwin9)">;
34 def triple_EQ : Joined<["-"], "triple=">, Alias<triple>;
36 //===----------------------------------------------------------------------===//
38 //===----------------------------------------------------------------------===//
40 def analysis_UnoptimizedCFG : Flag<["-"], "unoptimized-cfg">,
41 HelpText<"Generate unoptimized CFGs for all analyses">;
42 def analysis_CFGAddImplicitDtors : Flag<["-"], "cfg-add-implicit-dtors">,
43 HelpText<"Add C++ implicit destructors to CFGs for all analyses">;
45 def analyzer_store : Separate<["-"], "analyzer-store">,
46 HelpText<"Source Code Analysis - Abstract Memory Store Models">;
47 def analyzer_store_EQ : Joined<["-"], "analyzer-store=">, Alias<analyzer_store>;
49 def analyzer_constraints : Separate<["-"], "analyzer-constraints">,
50 HelpText<"Source Code Analysis - Symbolic Constraint Engines">;
51 def analyzer_constraints_EQ : Joined<["-"], "analyzer-constraints=">,
52 Alias<analyzer_constraints>;
54 def analyzer_output : Separate<["-"], "analyzer-output">,
55 HelpText<"Source Code Analysis - Output Options">;
56 def analyzer_output_EQ : Joined<["-"], "analyzer-output=">,
57 Alias<analyzer_output>;
59 def analyzer_purge : Separate<["-"], "analyzer-purge">,
60 HelpText<"Source Code Analysis - Dead Symbol Removal Frequency">;
61 def analyzer_purge_EQ : Joined<["-"], "analyzer-purge=">, Alias<analyzer_purge>;
63 def analyzer_opt_analyze_headers : Flag<["-"], "analyzer-opt-analyze-headers">,
64 HelpText<"Force the static analyzer to analyze functions defined in header files">;
65 def analyzer_opt_analyze_nested_blocks : Flag<["-"], "analyzer-opt-analyze-nested-blocks">,
66 HelpText<"Analyze the definitions of blocks in addition to functions">;
67 def analyzer_display_progress : Flag<["-"], "analyzer-display-progress">,
68 HelpText<"Emit verbose output about the analyzer's progress">;
69 def analyze_function : Separate<["-"], "analyze-function">,
70 HelpText<"Run analysis on specific function">;
71 def analyze_function_EQ : Joined<["-"], "analyze-function=">, Alias<analyze_function>;
72 def analyzer_eagerly_assume : Flag<["-"], "analyzer-eagerly-assume">,
73 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">;
74 def trim_egraph : Flag<["-"], "trim-egraph">,
75 HelpText<"Only show error-related paths in the analysis graph">;
76 def analyzer_viz_egraph_graphviz : Flag<["-"], "analyzer-viz-egraph-graphviz">,
77 HelpText<"Display exploded graph using GraphViz">;
78 def analyzer_viz_egraph_ubigraph : Flag<["-"], "analyzer-viz-egraph-ubigraph">,
79 HelpText<"Display exploded graph using Ubigraph">;
81 def analyzer_inline_max_stack_depth : Separate<["-"], "analyzer-inline-max-stack-depth">,
82 HelpText<"Bound on stack depth while inlining (4 by default)">;
83 def analyzer_inline_max_stack_depth_EQ : Joined<["-"], "analyzer-inline-max-stack-depth=">,
84 Alias<analyzer_inline_max_stack_depth>;
86 def analyzer_inlining_mode : Separate<["-"], "analyzer-inlining-mode">,
87 HelpText<"Specify the function selection heuristic used during inlining">;
88 def analyzer_inlining_mode_EQ : Joined<["-"], "analyzer-inlining-mode=">, Alias<analyzer_inlining_mode>;
90 def analyzer_disable_retry_exhausted : Flag<["-"], "analyzer-disable-retry-exhausted">,
91 HelpText<"Do not re-analyze paths leading to exhausted nodes with a different strategy (may decrease code coverage)">;
93 def analyzer_max_loop : Separate<["-"], "analyzer-max-loop">,
94 HelpText<"The maximum number of times the analyzer will go through a loop">;
95 def analyzer_stats : Flag<["-"], "analyzer-stats">,
96 HelpText<"Print internal analyzer statistics.">;
98 def analyzer_checker : Separate<["-"], "analyzer-checker">,
99 HelpText<"Choose analyzer checkers to enable">;
100 def analyzer_checker_EQ : Joined<["-"], "analyzer-checker=">,
101 Alias<analyzer_checker>;
103 def analyzer_disable_checker : Separate<["-"], "analyzer-disable-checker">,
104 HelpText<"Choose analyzer checkers to disable">;
105 def analyzer_disable_checker_EQ : Joined<["-"], "analyzer-disable-checker=">,
106 Alias<analyzer_disable_checker>;
108 def analyzer_checker_help : Flag<["-"], "analyzer-checker-help">,
109 HelpText<"Display the list of analyzer checkers that are available">;
111 def analyzer_config : Separate<["-"], "analyzer-config">,
112 HelpText<"Choose analyzer options to enable">;
114 //===----------------------------------------------------------------------===//
116 //===----------------------------------------------------------------------===//
117 def migrator_no_nsalloc_error : Flag<["-"], "no-ns-alloc-error">,
118 HelpText<"Do not error on use of NSAllocateCollectable/NSReallocateCollectable">;
120 def migrator_no_finalize_removal : Flag<["-"], "no-finalize-removal">,
121 HelpText<"Do not remove finalize method in gc mode">;
123 //===----------------------------------------------------------------------===//
125 //===----------------------------------------------------------------------===//
127 def disable_llvm_optzns : Flag<["-"], "disable-llvm-optzns">,
128 HelpText<"Don't run LLVM optimization passes">;
129 def disable_llvm_verifier : Flag<["-"], "disable-llvm-verifier">,
130 HelpText<"Don't run the LLVM IR verifier pass">;
131 def disable_red_zone : Flag<["-"], "disable-red-zone">,
132 HelpText<"Do not emit code that uses the red zone.">;
133 def fdebug_compilation_dir : Separate<["-"], "fdebug-compilation-dir">,
134 HelpText<"The compilation directory to embed in the debug info.">;
135 def dwarf_debug_flags : Separate<["-"], "dwarf-debug-flags">,
136 HelpText<"The string to embed in the Dwarf debug flags record.">;
137 def dwarf_column_info : Flag<["-"], "dwarf-column-info">,
138 HelpText<"Turn on column location information.">;
139 def split_dwarf : Flag<["-"], "split-dwarf">,
140 HelpText<"Split out the dwarf .dwo sections">;
141 def gnu_pubnames : Flag<["-"], "gnu-pubnames">,
142 HelpText<"Emit newer GNU style pubnames">;
143 def fforbid_guard_variables : Flag<["-"], "fforbid-guard-variables">,
144 HelpText<"Emit an error if a C++ static local initializer would need a guard variable">;
145 def no_implicit_float : Flag<["-"], "no-implicit-float">,
146 HelpText<"Don't generate implicit floating point instructions">;
147 def fdump_vtable_layouts : Flag<["-"], "fdump-vtable-layouts">,
148 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">;
149 def femit_coverage_notes : Flag<["-"], "femit-coverage-notes">,
150 HelpText<"Emit a gcov coverage notes file when compiling.">;
151 def femit_coverage_data: Flag<["-"], "femit-coverage-data">,
152 HelpText<"Instrument the program to emit gcov coverage data when run.">;
153 def coverage_file : Separate<["-"], "coverage-file">,
154 HelpText<"Emit coverage data to this filename. The extension will be replaced.">;
155 def coverage_file_EQ : Joined<["-"], "coverage-file=">, Alias<coverage_file>;
156 def coverage_cfg_checksum : Flag<["-"], "coverage-cfg-checksum">,
157 HelpText<"Emit CFG checksum for functions in .gcno files.">;
158 def coverage_no_function_names_in_data : Flag<["-"], "coverage-no-function-names-in-data">,
159 HelpText<"Emit function names in .gcda files.">;
160 def coverage_version_EQ : Joined<["-"], "coverage-version=">,
161 HelpText<"Four-byte version string for gcov files.">;
162 def test_coverage : Flag<["-"], "test-coverage">,
163 HelpText<"Do not generate coverage files or remove coverage changes from IR">;
164 def fuse_register_sized_bitfield_access: Flag<["-"], "fuse-register-sized-bitfield-access">,
165 HelpText<"Use register sized accesses to bit-fields, when possible.">;
166 def relaxed_aliasing : Flag<["-"], "relaxed-aliasing">,
167 HelpText<"Turn off Type Based Alias Analysis">;
168 def no_struct_path_tbaa : Flag<["-"], "no-struct-path-tbaa">,
169 HelpText<"Turn off struct-path aware Type Based Alias Analysis">;
170 def masm_verbose : Flag<["-"], "masm-verbose">,
171 HelpText<"Generate verbose assembly output">;
172 def mcode_model : Separate<["-"], "mcode-model">,
173 HelpText<"The code model to use">;
174 def mdebug_pass : Separate<["-"], "mdebug-pass">,
175 HelpText<"Enable additional debug output">;
176 def mdisable_fp_elim : Flag<["-"], "mdisable-fp-elim">,
177 HelpText<"Disable frame pointer elimination optimization">;
178 def mdisable_tail_calls : Flag<["-"], "mdisable-tail-calls">,
179 HelpText<"Disable tail call optimization, keeping the call stack accurate">;
180 def menable_no_infinities : Flag<["-"], "menable-no-infs">,
181 HelpText<"Allow optimization to assume there are no infinities.">;
182 def menable_no_nans : Flag<["-"], "menable-no-nans">,
183 HelpText<"Allow optimization to assume there are no NaNs.">;
184 def menable_unsafe_fp_math : Flag<["-"], "menable-unsafe-fp-math">,
185 HelpText<"Allow unsafe floating-point math optimizations which may decrease "
187 def mfloat_abi : Separate<["-"], "mfloat-abi">,
188 HelpText<"The float ABI to use">;
189 def mlimit_float_precision : Separate<["-"], "mlimit-float-precision">,
190 HelpText<"Limit float precision to the given value">;
191 def mno_exec_stack : Flag<["-"], "mnoexecstack">,
192 HelpText<"Mark the file as not needing an executable stack">;
193 def split_stacks : Flag<["-"], "split-stacks">,
194 HelpText<"Try to use a split stack if possible.">;
195 def mno_zero_initialized_in_bss : Flag<["-"], "mno-zero-initialized-in-bss">,
196 HelpText<"Do not put zero initialized data in the BSS">;
197 def backend_option : Separate<["-"], "backend-option">,
198 HelpText<"Additional arguments to forward to LLVM backend (during code gen)">;
199 def mregparm : Separate<["-"], "mregparm">,
200 HelpText<"Limit the number of registers available for integer arguments">;
201 def msave_temp_labels : Flag<["-"], "msave-temp-labels">,
202 HelpText<"(integrated-as) Save temporary labels">;
203 def mrelocation_model : Separate<["-"], "mrelocation-model">,
204 HelpText<"The relocation model to use">;
205 def munwind_tables : Flag<["-"], "munwind-tables">,
206 HelpText<"Generate unwinding tables for all functions">;
207 def mconstructor_aliases : Flag<["-"], "mconstructor-aliases">,
208 HelpText<"Emit complete constructors and destructors as aliases when possible">;
209 def mlink_bitcode_file : Separate<["-"], "mlink-bitcode-file">,
210 HelpText<"Link the given bitcode file before performing optimizations.">;
211 def vectorize_loops : Flag<["-"], "vectorize-loops">,
212 HelpText<"Run the Loop vectorization passes">;
213 def vectorize_slp : Flag<["-"], "vectorize-slp">,
214 HelpText<"Run the SLP vectorization passes">;
215 def vectorize_slp_aggressive : Flag<["-"], "vectorize-slp-aggressive">,
216 HelpText<"Run the BB vectorization passes">;
217 def dependent_lib : Joined<["--"], "dependent-lib=">,
218 HelpText<"Add dependent library">;
220 //===----------------------------------------------------------------------===//
221 // Dependency Output Options
222 //===----------------------------------------------------------------------===//
224 def sys_header_deps : Flag<["-"], "sys-header-deps">,
225 HelpText<"Include system headers in dependency output">;
226 def header_include_file : Separate<["-"], "header-include-file">,
227 HelpText<"Filename (or -) to write header include output to">;
228 def show_includes : Flag<["--"], "show-includes">,
229 HelpText<"Print cl.exe style /showIncludes to stderr">;
231 //===----------------------------------------------------------------------===//
232 // Diagnostic Options
233 //===----------------------------------------------------------------------===//
235 def diagnostic_log_file : Separate<["-"], "diagnostic-log-file">,
236 HelpText<"Filename (or -) to log diagnostics to">;
237 def diagnostic_serialized_file : Separate<["-"], "serialize-diagnostic-file">,
238 MetaVarName<"<filename>">,
239 HelpText<"File for serializing diagnostics in a binary format">;
241 def fdiagnostics_format : Separate<["-"], "fdiagnostics-format">,
242 HelpText<"Change diagnostic formatting to match IDE and command line tools">;
243 def fdiagnostics_show_category : Separate<["-"], "fdiagnostics-show-category">,
244 HelpText<"Print diagnostic category">;
245 def fno_diagnostics_use_presumed_location : Flag<["-"], "fno-diagnostics-use-presumed-location">,
246 HelpText<"Ignore #line directives when displaying diagnostic locations">;
247 def ftabstop : Separate<["-"], "ftabstop">, MetaVarName<"<N>">,
248 HelpText<"Set the tab stop distance.">;
249 def ferror_limit : Separate<["-"], "ferror-limit">, MetaVarName<"<N>">,
250 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">;
251 def fmacro_backtrace_limit : Separate<["-"], "fmacro-backtrace-limit">, MetaVarName<"<N>">,
252 HelpText<"Set the maximum number of entries to print in a macro expansion backtrace (0 = no limit).">;
253 def ftemplate_backtrace_limit : Separate<["-"], "ftemplate-backtrace-limit">, MetaVarName<"<N>">,
254 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">;
255 def fconstexpr_backtrace_limit : Separate<["-"], "fconstexpr-backtrace-limit">, MetaVarName<"<N>">,
256 HelpText<"Set the maximum number of entries to print in a constexpr evaluation backtrace (0 = no limit).">;
257 def fmessage_length : Separate<["-"], "fmessage-length">, MetaVarName<"<N>">,
258 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">;
259 def Wno_rewrite_macros : Flag<["-"], "Wno-rewrite-macros">,
260 HelpText<"Silence ObjC rewriting warnings">;
262 //===----------------------------------------------------------------------===//
264 //===----------------------------------------------------------------------===//
266 // This isn't normally used, it is just here so we can parse a
267 // CompilerInvocation out of a driver-derived argument vector.
268 def cc1 : Flag<["-"], "cc1">;
270 def ast_merge : Separate<["-"], "ast-merge">,
271 MetaVarName<"<ast file>">,
272 HelpText<"Merge the given AST file into the translation unit being compiled.">;
273 def code_completion_at : Separate<["-"], "code-completion-at">,
274 MetaVarName<"<file>:<line>:<column>">,
275 HelpText<"Dump code-completion information at a location">;
276 def remap_file : Separate<["-"], "remap-file">,
277 MetaVarName<"<from>;<to>">,
278 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">;
279 def code_completion_at_EQ : Joined<["-"], "code-completion-at=">,
280 Alias<code_completion_at>;
281 def code_completion_macros : Flag<["-"], "code-completion-macros">,
282 HelpText<"Include macros in code-completion results">;
283 def code_completion_patterns : Flag<["-"], "code-completion-patterns">,
284 HelpText<"Include code patterns in code-completion results">;
285 def no_code_completion_globals : Flag<["-"], "no-code-completion-globals">,
286 HelpText<"Do not include global declarations in code-completion results.">;
287 def code_completion_brief_comments : Flag<["-"], "code-completion-brief-comments">,
288 HelpText<"Include brief documentation comments in code-completion results.">;
289 def disable_free : Flag<["-"], "disable-free">,
290 HelpText<"Disable freeing of memory on exit">;
291 def load : Separate<["-"], "load">, MetaVarName<"<dsopath>">,
292 HelpText<"Load the named plugin (dynamic shared object)">;
293 def plugin : Separate<["-"], "plugin">, MetaVarName<"<name>">,
294 HelpText<"Use the named plugin action instead of the default action (use \"help\" to list available options)">;
295 def plugin_arg : JoinedAndSeparate<["-"], "plugin-arg-">,
296 MetaVarName<"<name> <arg>">,
297 HelpText<"Pass <arg> to plugin <name>">;
298 def add_plugin : Separate<["-"], "add-plugin">, MetaVarName<"<name>">,
299 HelpText<"Use the named plugin action in addition to the default action">;
300 def version : Flag<["-"], "version">,
301 HelpText<"Print the compiler version">;
302 def ast_dump_filter : Separate<["-"], "ast-dump-filter">,
303 MetaVarName<"<dump_filter>">,
304 HelpText<"Use with -ast-dump or -ast-print to dump/print only AST declaration"
305 " nodes having a certain substring in a qualified name. Use"
306 " -ast-list to list all filterable declaration node names.">;
307 def ast_dump_lookups : Flag<["-"], "ast-dump-lookups">,
308 HelpText<"Include name lookup table dumps in AST dumps">;
309 def fno_modules_global_index : Flag<["-"], "fno-modules-global-index">,
310 HelpText<"Do not automatically generate or update the global module index">;
312 let Group = Action_Group in {
314 def Eonly : Flag<["-"], "Eonly">,
315 HelpText<"Just run preprocessor, no output (for timings)">;
316 def dump_raw_tokens : Flag<["-"], "dump-raw-tokens">,
317 HelpText<"Lex file in raw mode and dump raw tokens">;
318 def analyze : Flag<["-"], "analyze">,
319 HelpText<"Run static analysis engine">;
320 def dump_tokens : Flag<["-"], "dump-tokens">,
321 HelpText<"Run preprocessor, dump internal rep of tokens">;
322 def init_only : Flag<["-"], "init-only">,
323 HelpText<"Only execute frontend initialization">;
324 def fixit : Flag<["-"], "fixit">,
325 HelpText<"Apply fix-it advice to the input source">;
326 def fixit_EQ : Joined<["-"], "fixit=">,
327 HelpText<"Apply fix-it advice creating a file with the given suffix">;
328 def print_preamble : Flag<["-"], "print-preamble">,
329 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit"
330 " precompiled headers.">;
331 def emit_html : Flag<["-"], "emit-html">,
332 HelpText<"Output input source as HTML">;
333 def ast_print : Flag<["-"], "ast-print">,
334 HelpText<"Build ASTs and then pretty-print them">;
335 def ast_list : Flag<["-"], "ast-list">,
336 HelpText<"Build ASTs and print the list of declaration node qualified names">;
337 def ast_dump : Flag<["-"], "ast-dump">,
338 HelpText<"Build ASTs and then debug dump them">;
339 def ast_view : Flag<["-"], "ast-view">,
340 HelpText<"Build ASTs and view them with GraphViz">;
341 def print_decl_contexts : Flag<["-"], "print-decl-contexts">,
342 HelpText<"Print DeclContexts and their Decls">;
343 def emit_module : Flag<["-"], "emit-module">,
344 HelpText<"Generate pre-compiled module file from a module map">;
345 def emit_pth : Flag<["-"], "emit-pth">,
346 HelpText<"Generate pre-tokenized header file">;
347 def emit_pch : Flag<["-"], "emit-pch">,
348 HelpText<"Generate pre-compiled header file">;
349 def emit_llvm_bc : Flag<["-"], "emit-llvm-bc">,
350 HelpText<"Build ASTs then convert to LLVM, emit .bc file">;
351 def emit_llvm_only : Flag<["-"], "emit-llvm-only">,
352 HelpText<"Build ASTs and convert to LLVM, discarding output">;
353 def emit_codegen_only : Flag<["-"], "emit-codegen-only">,
354 HelpText<"Generate machine code, but discard output">;
355 def emit_obj : Flag<["-"], "emit-obj">,
356 HelpText<"Emit native object files">;
357 def rewrite_test : Flag<["-"], "rewrite-test">,
358 HelpText<"Rewriter playground">;
359 def rewrite_macros : Flag<["-"], "rewrite-macros">,
360 HelpText<"Expand macros without full preprocessing">;
361 def migrate : Flag<["-"], "migrate">,
362 HelpText<"Migrate source code">;
365 def mt_migrate_directory : Separate<["-"], "mt-migrate-directory">,
366 HelpText<"Directory for temporary files produced during ARC or ObjC migration">;
367 def arcmt_check : Flag<["-"], "arcmt-check">,
368 HelpText<"Check for ARC migration issues that need manual handling">;
369 def arcmt_modify : Flag<["-"], "arcmt-modify">,
370 HelpText<"Apply modifications to files to conform to ARC">;
371 def arcmt_migrate : Flag<["-"], "arcmt-migrate">,
372 HelpText<"Apply modifications and produces temporary files that conform to ARC">;
374 def print_stats : Flag<["-"], "print-stats">,
375 HelpText<"Print performance metrics and statistics">;
376 def fdump_record_layouts : Flag<["-"], "fdump-record-layouts">,
377 HelpText<"Dump record layout information">;
378 def fdump_record_layouts_simple : Flag<["-"], "fdump-record-layouts-simple">,
379 HelpText<"Dump record layout information in a simple form used for testing">;
380 def fix_what_you_can : Flag<["-"], "fix-what-you-can">,
381 HelpText<"Apply fix-it advice even in the presence of unfixable errors">;
382 def fix_only_warnings : Flag<["-"], "fix-only-warnings">,
383 HelpText<"Apply fix-it advice only for warnings, not errors">;
384 def fixit_recompile : Flag<["-"], "fixit-recompile">,
385 HelpText<"Apply fix-it changes and recompile">;
386 def fixit_to_temp : Flag<["-"], "fixit-to-temporary">,
387 HelpText<"Apply fix-it changes to temporary files">;
389 def foverride_record_layout_EQ : Joined<["-"], "foverride-record-layout=">,
390 HelpText<"Override record layouts with those in the given file">;
392 //===----------------------------------------------------------------------===//
394 //===----------------------------------------------------------------------===//
396 def fblocks_runtime_optional : Flag<["-"], "fblocks-runtime-optional">,
397 HelpText<"Weakly link in the blocks runtime">;
398 def fsjlj_exceptions : Flag<["-"], "fsjlj-exceptions">,
399 HelpText<"Use SjLj style exceptions">;
400 def fhidden_weak_vtables : Flag<["-"], "fhidden-weak-vtables">,
401 HelpText<"Generate weak vtables and RTTI with hidden visibility">;
402 def main_file_name : Separate<["-"], "main-file-name">,
403 HelpText<"Main file name to use for debug info">;
404 def split_dwarf_file : Separate<["-"], "split-dwarf-file">,
405 HelpText<"File name to use for split dwarf debug info output">;
406 def fno_wchar : Flag<["-"], "fno-wchar">,
407 HelpText<"Disable C++ builtin type wchar_t">;
408 def fconstant_string_class : Separate<["-"], "fconstant-string-class">,
409 MetaVarName<"<class name>">,
410 HelpText<"Specify the class to use for constant Objective-C string objects.">;
411 def fobjc_arc_cxxlib_EQ : Joined<["-"], "fobjc-arc-cxxlib=">,
412 HelpText<"Objective-C++ Automatic Reference Counting standard library kind">;
413 def fobjc_runtime_has_weak : Flag<["-"], "fobjc-runtime-has-weak">,
414 HelpText<"The target Objective-C runtime supports ARC weak operations">;
415 def fobjc_dispatch_method_EQ : Joined<["-"], "fobjc-dispatch-method=">,
416 HelpText<"Objective-C dispatch method to use">;
417 def disable_objc_default_synthesize_properties : Flag<["-"], "disable-objc-default-synthesize-properties">,
418 HelpText<"disable the default synthesis of Objective-C properties">;
419 def fencode_extended_block_signature : Flag<["-"], "fencode-extended-block-signature">,
420 HelpText<"enable extended encoding of block type signature">;
421 def pic_level : Separate<["-"], "pic-level">,
422 HelpText<"Value for __PIC__">;
423 def pie_level : Separate<["-"], "pie-level">,
424 HelpText<"Value for __PIE__">;
425 def fno_validate_pch : Flag<["-"], "fno-validate-pch">,
426 HelpText<"Disable validation of precompiled headers">;
427 def dump_deserialized_pch_decls : Flag<["-"], "dump-deserialized-decls">,
428 HelpText<"Dump declarations that are deserialized from PCH, for testing">;
429 def error_on_deserialized_pch_decl : Separate<["-"], "error-on-deserialized-decl">,
430 HelpText<"Emit error if a specific declaration is deserialized from PCH, for testing">;
431 def error_on_deserialized_pch_decl_EQ : Joined<["-"], "error-on-deserialized-decl=">,
432 Alias<error_on_deserialized_pch_decl>;
433 def static_define : Flag<["-"], "static-define">,
434 HelpText<"Should __STATIC__ be defined">;
435 def stack_protector : Separate<["-"], "stack-protector">,
436 HelpText<"Enable stack protectors">;
437 def stack_protector_buffer_size : Separate<["-"], "stack-protector-buffer-size">,
438 HelpText<"Lower bound for a buffer to be considered for stack protection">;
439 def fvisibility : Separate<["-"], "fvisibility">,
440 HelpText<"Default type and symbol visibility">;
441 def ftype_visibility : Separate<["-"], "ftype-visibility">,
442 HelpText<"Default type visibility">;
443 def ftemplate_depth : Separate<["-"], "ftemplate-depth">,
444 HelpText<"Maximum depth of recursive template instantiation">;
445 def foperator_arrow_depth : Separate<["-"], "foperator-arrow-depth">,
446 HelpText<"Maximum number of 'operator->'s to call for a member access">;
447 def fconstexpr_depth : Separate<["-"], "fconstexpr-depth">,
448 HelpText<"Maximum depth of recursive constexpr function calls">;
449 def fconstexpr_steps : Separate<["-"], "fconstexpr-steps">,
450 HelpText<"Maximum number of steps in constexpr function evaluation">;
451 def fbracket_depth : Separate<["-"], "fbracket-depth">,
452 HelpText<"Maximum nesting level for parentheses, brackets, and braces">;
453 def fconst_strings : Flag<["-"], "fconst-strings">,
454 HelpText<"Use a const qualified type for string literals in C and ObjC">;
455 def fno_const_strings : Flag<["-"], "fno-const-strings">,
456 HelpText<"Don't use a const qualified type for string literals in C and ObjC">;
457 def fno_bitfield_type_align : Flag<["-"], "fno-bitfield-type-align">,
458 HelpText<"Ignore bit-field types when aligning structures">;
459 def ffake_address_space_map : Flag<["-"], "ffake-address-space-map">,
460 HelpText<"Use a fake address space map; OpenCL testing purposes only">;
461 def faddress_space_map_mangling_EQ : Joined<["-"], "faddress-space-map-mangling=">, MetaVarName<"<yes|no|target>">,
462 HelpText<"Set the mode for address space map based mangling; OpenCL testing purposes only">;
463 def funknown_anytype : Flag<["-"], "funknown-anytype">,
464 HelpText<"Enable parser support for the __unknown_anytype type; for testing purposes only">;
465 def fdebugger_support : Flag<["-"], "fdebugger-support">,
466 HelpText<"Enable special debugger support behavior">;
467 def fdebugger_cast_result_to_id : Flag<["-"], "fdebugger-cast-result-to-id">,
468 HelpText<"Enable casting unknown expression results to id">;
469 def fdebugger_objc_literal : Flag<["-"], "fdebugger-objc-literal">,
470 HelpText<"Enable special debugger support for Objective-C subscripting and literals">;
471 def fdeprecated_macro : Flag<["-"], "fdeprecated-macro">,
472 HelpText<"Defines the __DEPRECATED macro">;
473 def fno_deprecated_macro : Flag<["-"], "fno-deprecated-macro">,
474 HelpText<"Undefines the __DEPRECATED macro">;
475 def fsized_deallocation : Flag<["-"], "fsized-deallocation">,
476 HelpText<"Enable C++1y sized global deallocation functions">;
477 def fobjc_subscripting_legacy_runtime : Flag<["-"], "fobjc-subscripting-legacy-runtime">,
478 HelpText<"Allow Objective-C array and dictionary subscripting in legacy runtime">;
480 //===----------------------------------------------------------------------===//
481 // Header Search Options
482 //===----------------------------------------------------------------------===//
484 def nostdsysteminc : Flag<["-"], "nostdsysteminc">,
485 HelpText<"Disable standard system #include directories">;
486 def fdisable_module_hash : Flag<["-"], "fdisable-module-hash">,
487 HelpText<"Disable the module hash">;
488 def c_isystem : JoinedOrSeparate<["-"], "c-isystem">, MetaVarName<"<directory>">,
489 HelpText<"Add directory to the C SYSTEM include search path">;
490 def objc_isystem : JoinedOrSeparate<["-"], "objc-isystem">,
491 MetaVarName<"<directory>">,
492 HelpText<"Add directory to the ObjC SYSTEM include search path">;
493 def objcxx_isystem : JoinedOrSeparate<["-"], "objcxx-isystem">,
494 MetaVarName<"<directory>">,
495 HelpText<"Add directory to the ObjC++ SYSTEM include search path">;
496 def internal_isystem : JoinedOrSeparate<["-"], "internal-isystem">,
497 MetaVarName<"<directory>">,
498 HelpText<"Add directory to the internal system include search path; these "
499 "are assumed to not be user-provided and are used to model system "
500 "and standard headers' paths.">;
501 def internal_externc_isystem : JoinedOrSeparate<["-"], "internal-externc-isystem">,
502 MetaVarName<"<directory>">,
503 HelpText<"Add directory to the internal system include search path with "
504 "implicit extern \"C\" semantics; these are assumed to not be "
505 "user-provided and are used to model system and standard headers' "
507 def isystem_prefix : JoinedOrSeparate<["-"], "isystem-prefix">,
508 MetaVarName<"<prefix>">,
509 HelpText<"Treat all #include paths starting with <prefix> as including a "
511 def ino_system_prefix : JoinedOrSeparate<["-"], "ino-system-prefix">,
512 MetaVarName<"<prefix>">,
513 HelpText<"Treat all #include paths starting with <prefix> as not including a "
516 //===----------------------------------------------------------------------===//
517 // Preprocessor Options
518 //===----------------------------------------------------------------------===//
520 def include_pth : Separate<["-"], "include-pth">, MetaVarName<"<file>">,
521 HelpText<"Include file before parsing">;
522 def chain_include : Separate<["-"], "chain-include">, MetaVarName<"<file>">,
523 HelpText<"Include and chain a header file after turning it into PCH">;
524 def preamble_bytes_EQ : Joined<["-"], "preamble-bytes=">,
525 HelpText<"Assume that the precompiled header is a precompiled preamble "
526 "covering the first N bytes of the main file">;
527 def token_cache : Separate<["-"], "token-cache">, MetaVarName<"<path>">,
528 HelpText<"Use specified token cache file">;
529 def detailed_preprocessing_record : Flag<["-"], "detailed-preprocessing-record">,
530 HelpText<"include a detailed record of preprocessing actions">;
532 //===----------------------------------------------------------------------===//
534 //===----------------------------------------------------------------------===//
536 def cl_opt_disable : Flag<["-"], "cl-opt-disable">,
537 HelpText<"OpenCL only. This option disables all optimizations. The default is optimizations are enabled.">;
538 def cl_single_precision_constant : Flag<["-"], "cl-single-precision-constant">,
539 HelpText<"OpenCL only. Treat double precision floating-point constant as single precision constant.">;
540 def cl_finite_math_only : Flag<["-"], "cl-finite-math-only">,
541 HelpText<"OpenCL only. Allow floating-point optimizations that assume arguments and results are not NaNs or +-Inf.">;
542 def cl_unsafe_math_optimizations : Flag<["-"], "cl-unsafe-math-optimizations">,
543 HelpText<"OpenCL only. Allow unsafe floating-point optimizations. Also implies -cl-no-signed-zeros and -cl-mad-enable">;
544 def cl_fast_relaxed_math : Flag<["-"], "cl-fast-relaxed-math">,
545 HelpText<"OpenCL only. Sets -cl-finite-math-only and -cl-unsafe-math-optimizations, and defines __FAST_RELAXED_MATH__">;
546 def cl_mad_enable : Flag<["-"], "cl-mad-enable">,
547 HelpText<"OpenCL only. Enable less precise MAD instructions to be generated.">;
548 def cl_std_EQ : Joined<["-"], "cl-std=">,
549 HelpText<"OpenCL language standard to compile for">;
551 //===----------------------------------------------------------------------===//
553 //===----------------------------------------------------------------------===//
555 def fcuda_is_device : Flag<["-"], "fcuda-is-device">,
556 HelpText<"Generate code for CUDA device">;
558 } // let Flags = [CC1Option]