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 and clang -cc1as.
12 //===----------------------------------------------------------------------===//
14 let Flags = [CC1Option, NoDriverOption] in {
16 //===----------------------------------------------------------------------===//
18 //===----------------------------------------------------------------------===//
20 let Flags = [CC1Option, CC1AsOption, NoDriverOption] in {
22 def target_cpu : Separate<["-"], "target-cpu">,
23 HelpText<"Target a specific cpu type">;
24 def target_feature : Separate<["-"], "target-feature">,
25 HelpText<"Target specific attributes">;
26 def triple : Separate<["-"], "triple">,
27 HelpText<"Specify target triple (e.g. i686-apple-darwin9)">;
28 def target_abi : Separate<["-"], "target-abi">,
29 HelpText<"Target a particular ABI type">;
33 def target_linker_version : Separate<["-"], "target-linker-version">,
34 HelpText<"Target linker version">;
35 def triple_EQ : Joined<["-"], "triple=">, Alias<triple>;
36 def mfpmath : Separate<["-"], "mfpmath">,
37 HelpText<"Which unit to use for fp math">;
39 //===----------------------------------------------------------------------===//
41 //===----------------------------------------------------------------------===//
43 def analysis_UnoptimizedCFG : Flag<["-"], "unoptimized-cfg">,
44 HelpText<"Generate unoptimized CFGs for all analyses">;
45 def analysis_CFGAddImplicitDtors : Flag<["-"], "cfg-add-implicit-dtors">,
46 HelpText<"Add C++ implicit destructors to CFGs for all analyses">;
48 def analyzer_store : Separate<["-"], "analyzer-store">,
49 HelpText<"Source Code Analysis - Abstract Memory Store Models">;
50 def analyzer_store_EQ : Joined<["-"], "analyzer-store=">, Alias<analyzer_store>;
52 def analyzer_constraints : Separate<["-"], "analyzer-constraints">,
53 HelpText<"Source Code Analysis - Symbolic Constraint Engines">;
54 def analyzer_constraints_EQ : Joined<["-"], "analyzer-constraints=">,
55 Alias<analyzer_constraints>;
57 def analyzer_output : Separate<["-"], "analyzer-output">,
58 HelpText<"Source Code Analysis - Output Options">;
59 def analyzer_output_EQ : Joined<["-"], "analyzer-output=">,
60 Alias<analyzer_output>;
62 def analyzer_purge : Separate<["-"], "analyzer-purge">,
63 HelpText<"Source Code Analysis - Dead Symbol Removal Frequency">;
64 def analyzer_purge_EQ : Joined<["-"], "analyzer-purge=">, Alias<analyzer_purge>;
66 def analyzer_opt_analyze_headers : Flag<["-"], "analyzer-opt-analyze-headers">,
67 HelpText<"Force the static analyzer to analyze functions defined in header files">;
68 def analyzer_opt_analyze_nested_blocks : Flag<["-"], "analyzer-opt-analyze-nested-blocks">,
69 HelpText<"Analyze the definitions of blocks in addition to functions">;
70 def analyzer_display_progress : Flag<["-"], "analyzer-display-progress">,
71 HelpText<"Emit verbose output about the analyzer's progress">;
72 def analyze_function : Separate<["-"], "analyze-function">,
73 HelpText<"Run analysis on specific function">;
74 def analyze_function_EQ : Joined<["-"], "analyze-function=">, Alias<analyze_function>;
75 def analyzer_eagerly_assume : Flag<["-"], "analyzer-eagerly-assume">,
76 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">;
77 def trim_egraph : Flag<["-"], "trim-egraph">,
78 HelpText<"Only show error-related paths in the analysis graph">;
79 def analyzer_viz_egraph_graphviz : Flag<["-"], "analyzer-viz-egraph-graphviz">,
80 HelpText<"Display exploded graph using GraphViz">;
81 def analyzer_viz_egraph_ubigraph : Flag<["-"], "analyzer-viz-egraph-ubigraph">,
82 HelpText<"Display exploded graph using Ubigraph">;
84 def analyzer_inline_max_stack_depth : Separate<["-"], "analyzer-inline-max-stack-depth">,
85 HelpText<"Bound on stack depth while inlining (4 by default)">;
86 def analyzer_inline_max_stack_depth_EQ : Joined<["-"], "analyzer-inline-max-stack-depth=">,
87 Alias<analyzer_inline_max_stack_depth>;
89 def analyzer_inlining_mode : Separate<["-"], "analyzer-inlining-mode">,
90 HelpText<"Specify the function selection heuristic used during inlining">;
91 def analyzer_inlining_mode_EQ : Joined<["-"], "analyzer-inlining-mode=">, Alias<analyzer_inlining_mode>;
93 def analyzer_disable_retry_exhausted : Flag<["-"], "analyzer-disable-retry-exhausted">,
94 HelpText<"Do not re-analyze paths leading to exhausted nodes with a different strategy (may decrease code coverage)">;
96 def analyzer_max_loop : Separate<["-"], "analyzer-max-loop">,
97 HelpText<"The maximum number of times the analyzer will go through a loop">;
98 def analyzer_stats : Flag<["-"], "analyzer-stats">,
99 HelpText<"Print internal analyzer statistics.">;
101 def analyzer_checker : Separate<["-"], "analyzer-checker">,
102 HelpText<"Choose analyzer checkers to enable">;
103 def analyzer_checker_EQ : Joined<["-"], "analyzer-checker=">,
104 Alias<analyzer_checker>;
106 def analyzer_disable_checker : Separate<["-"], "analyzer-disable-checker">,
107 HelpText<"Choose analyzer checkers to disable">;
108 def analyzer_disable_checker_EQ : Joined<["-"], "analyzer-disable-checker=">,
109 Alias<analyzer_disable_checker>;
111 def analyzer_disable_all_checks : Flag<["-"], "analyzer-disable-all-checks">,
112 HelpText<"Disable all static analyzer checks">;
114 def analyzer_checker_help : Flag<["-"], "analyzer-checker-help">,
115 HelpText<"Display the list of analyzer checkers that are available">;
117 def analyzer_list_enabled_checkers : Flag<["-"], "analyzer-list-enabled-checkers">,
118 HelpText<"Display the list of enabled analyzer checkers">;
120 def analyzer_config : Separate<["-"], "analyzer-config">,
121 HelpText<"Choose analyzer options to enable">;
123 //===----------------------------------------------------------------------===//
125 //===----------------------------------------------------------------------===//
126 def migrator_no_nsalloc_error : Flag<["-"], "no-ns-alloc-error">,
127 HelpText<"Do not error on use of NSAllocateCollectable/NSReallocateCollectable">;
129 def migrator_no_finalize_removal : Flag<["-"], "no-finalize-removal">,
130 HelpText<"Do not remove finalize method in gc mode">;
132 //===----------------------------------------------------------------------===//
134 //===----------------------------------------------------------------------===//
136 let Flags = [CC1Option, CC1AsOption, NoDriverOption] in {
138 def debug_info_kind_EQ : Joined<["-"], "debug-info-kind=">;
139 def dwarf_version_EQ : Joined<["-"], "dwarf-version=">;
140 def debugger_tuning_EQ : Joined<["-"], "debugger-tuning=">;
141 def fdebug_compilation_dir : Separate<["-"], "fdebug-compilation-dir">,
142 HelpText<"The compilation directory to embed in the debug info.">;
143 def dwarf_debug_flags : Separate<["-"], "dwarf-debug-flags">,
144 HelpText<"The string to embed in the Dwarf debug flags record.">;
145 def mno_exec_stack : Flag<["-"], "mnoexecstack">,
146 HelpText<"Mark the file as not needing an executable stack">;
147 def massembler_fatal_warnings : Flag<["-"], "massembler-fatal-warnings">,
148 HelpText<"Make assembler warnings fatal">;
149 def mrelax_relocations : Flag<["--"], "mrelax-relocations">,
150 HelpText<"Use relaxable elf relocations">;
151 def compress_debug_sections : Flag<["-"], "compress-debug-sections">,
152 HelpText<"Compress DWARF debug sections using zlib">;
153 def msave_temp_labels : Flag<["-"], "msave-temp-labels">,
154 HelpText<"Save temporary labels in the symbol table. "
155 "Note this may change .s semantics and shouldn't generally be used "
156 "on compiler-generated code.">;
157 def mrelocation_model : Separate<["-"], "mrelocation-model">,
158 HelpText<"The relocation model to use">;
159 def fno_math_builtin : Flag<["-"], "fno-math-builtin">,
160 HelpText<"Disable implicit builtin knowledge of math functions">;
163 def disable_llvm_verifier : Flag<["-"], "disable-llvm-verifier">,
164 HelpText<"Don't run the LLVM IR verifier pass">;
165 def disable_llvm_passes : Flag<["-"], "disable-llvm-passes">,
166 HelpText<"Use together with -emit-llvm to get pristine LLVM IR from the "
167 "frontend by not running any LLVM passes at all">;
168 def disable_llvm_optzns : Flag<["-"], "disable-llvm-optzns">,
169 Alias<disable_llvm_passes>;
170 def disable_red_zone : Flag<["-"], "disable-red-zone">,
171 HelpText<"Do not emit code that uses the red zone.">;
172 def dwarf_column_info : Flag<["-"], "dwarf-column-info">,
173 HelpText<"Turn on column location information.">;
174 def split_dwarf : Flag<["-"], "split-dwarf">,
175 HelpText<"Split out the dwarf .dwo sections">;
176 def gnu_pubnames : Flag<["-"], "gnu-pubnames">,
177 HelpText<"Emit newer GNU style pubnames">;
178 def arange_sections : Flag<["-"], "arange_sections">,
179 HelpText<"Emit DWARF .debug_arange sections">;
180 def dwarf_ext_refs : Flag<["-"], "dwarf-ext-refs">,
181 HelpText<"Generate debug info with external references to clang modules"
182 " or precompiled headers">;
183 def fforbid_guard_variables : Flag<["-"], "fforbid-guard-variables">,
184 HelpText<"Emit an error if a C++ static local initializer would need a guard variable">;
185 def no_implicit_float : Flag<["-"], "no-implicit-float">,
186 HelpText<"Don't generate implicit floating point instructions">;
187 def fdump_vtable_layouts : Flag<["-"], "fdump-vtable-layouts">,
188 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">;
189 def fmerge_functions : Flag<["-"], "fmerge-functions">,
190 HelpText<"Permit merging of identical functions when optimizing.">;
191 def femit_coverage_notes : Flag<["-"], "femit-coverage-notes">,
192 HelpText<"Emit a gcov coverage notes file when compiling.">;
193 def femit_coverage_data: Flag<["-"], "femit-coverage-data">,
194 HelpText<"Instrument the program to emit gcov coverage data when run.">;
195 def coverage_data_file : Separate<["-"], "coverage-data-file">,
196 HelpText<"Emit coverage data to this filename.">;
197 def coverage_data_file_EQ : Joined<["-"], "coverage-data-file=">,
198 Alias<coverage_data_file>;
199 def coverage_notes_file : Separate<["-"], "coverage-notes-file">,
200 HelpText<"Emit coverage notes to this filename.">;
201 def coverage_notes_file_EQ : Joined<["-"], "coverage-notes-file=">,
202 Alias<coverage_notes_file>;
203 def coverage_cfg_checksum : Flag<["-"], "coverage-cfg-checksum">,
204 HelpText<"Emit CFG checksum for functions in .gcno files.">;
205 def coverage_no_function_names_in_data : Flag<["-"], "coverage-no-function-names-in-data">,
206 HelpText<"Emit function names in .gcda files.">;
207 def coverage_exit_block_before_body : Flag<["-"], "coverage-exit-block-before-body">,
208 HelpText<"Emit the exit block before the body blocks in .gcno files.">;
209 def coverage_version_EQ : Joined<["-"], "coverage-version=">,
210 HelpText<"Four-byte version string for gcov files.">;
211 def test_coverage : Flag<["-"], "test-coverage">,
212 HelpText<"Do not generate coverage files or remove coverage changes from IR">;
213 def dump_coverage_mapping : Flag<["-"], "dump-coverage-mapping">,
214 HelpText<"Dump the coverage mapping records, for testing">;
215 def fuse_register_sized_bitfield_access: Flag<["-"], "fuse-register-sized-bitfield-access">,
216 HelpText<"Use register sized accesses to bit-fields, when possible.">;
217 def relaxed_aliasing : Flag<["-"], "relaxed-aliasing">,
218 HelpText<"Turn off Type Based Alias Analysis">;
219 def no_struct_path_tbaa : Flag<["-"], "no-struct-path-tbaa">,
220 HelpText<"Turn off struct-path aware Type Based Alias Analysis">;
221 def masm_verbose : Flag<["-"], "masm-verbose">,
222 HelpText<"Generate verbose assembly output">;
223 def mcode_model : Separate<["-"], "mcode-model">,
224 HelpText<"The code model to use">;
225 def mdebug_pass : Separate<["-"], "mdebug-pass">,
226 HelpText<"Enable additional debug output">;
227 def mdisable_fp_elim : Flag<["-"], "mdisable-fp-elim">,
228 HelpText<"Disable frame pointer elimination optimization">;
229 def mdisable_tail_calls : Flag<["-"], "mdisable-tail-calls">,
230 HelpText<"Disable tail call optimization, keeping the call stack accurate">;
231 def menable_no_infinities : Flag<["-"], "menable-no-infs">,
232 HelpText<"Allow optimization to assume there are no infinities.">;
233 def menable_no_nans : Flag<["-"], "menable-no-nans">,
234 HelpText<"Allow optimization to assume there are no NaNs.">;
235 def menable_unsafe_fp_math : Flag<["-"], "menable-unsafe-fp-math">,
236 HelpText<"Allow unsafe floating-point math optimizations which may decrease "
238 def mfloat_abi : Separate<["-"], "mfloat-abi">,
239 HelpText<"The float ABI to use">;
240 def mlimit_float_precision : Separate<["-"], "mlimit-float-precision">,
241 HelpText<"Limit float precision to the given value">;
242 def split_stacks : Flag<["-"], "split-stacks">,
243 HelpText<"Try to use a split stack if possible.">;
244 def mno_zero_initialized_in_bss : Flag<["-"], "mno-zero-initialized-in-bss">,
245 HelpText<"Do not put zero initialized data in the BSS">;
246 def backend_option : Separate<["-"], "backend-option">,
247 HelpText<"Additional arguments to forward to LLVM backend (during code gen)">;
248 def mregparm : Separate<["-"], "mregparm">,
249 HelpText<"Limit the number of registers available for integer arguments">;
250 def munwind_tables : Flag<["-"], "munwind-tables">,
251 HelpText<"Generate unwinding tables for all functions">;
252 def mconstructor_aliases : Flag<["-"], "mconstructor-aliases">,
253 HelpText<"Emit complete constructors and destructors as aliases when possible">;
254 def mlink_bitcode_file : Separate<["-"], "mlink-bitcode-file">,
255 HelpText<"Link the given bitcode file before performing optimizations.">;
256 def mlink_cuda_bitcode : Separate<["-"], "mlink-cuda-bitcode">,
257 HelpText<"Link and internalize needed symbols from the given bitcode file "
258 "before performing optimizations.">;
259 def vectorize_loops : Flag<["-"], "vectorize-loops">,
260 HelpText<"Run the Loop vectorization passes">;
261 def vectorize_slp : Flag<["-"], "vectorize-slp">,
262 HelpText<"Run the SLP vectorization passes">;
263 def vectorize_slp_aggressive : Flag<["-"], "vectorize-slp-aggressive">,
264 HelpText<"Run the BB vectorization passes">;
265 def dependent_lib : Joined<["--"], "dependent-lib=">,
266 HelpText<"Add dependent library">;
267 def linker_option : Joined<["--"], "linker-option=">,
268 HelpText<"Add linker option">;
269 def fsanitize_coverage_type : Joined<["-"], "fsanitize-coverage-type=">,
270 HelpText<"Sanitizer coverage type">;
271 def fsanitize_coverage_indirect_calls
272 : Flag<["-"], "fsanitize-coverage-indirect-calls">,
273 HelpText<"Enable sanitizer coverage for indirect calls">;
274 def fsanitize_coverage_trace_bb
275 : Flag<["-"], "fsanitize-coverage-trace-bb">,
276 HelpText<"Enable basic block tracing in sanitizer coverage">;
277 def fsanitize_coverage_trace_cmp
278 : Flag<["-"], "fsanitize-coverage-trace-cmp">,
279 HelpText<"Enable cmp instruction tracing in sanitizer coverage">;
280 def fsanitize_coverage_trace_div
281 : Flag<["-"], "fsanitize-coverage-trace-div">,
282 HelpText<"Enable div instruction tracing in sanitizer coverage">;
283 def fsanitize_coverage_trace_gep
284 : Flag<["-"], "fsanitize-coverage-trace-gep">,
285 HelpText<"Enable gep instruction tracing in sanitizer coverage">;
286 def fsanitize_coverage_8bit_counters
287 : Flag<["-"], "fsanitize-coverage-8bit-counters">,
288 HelpText<"Enable frequency counters in sanitizer coverage">;
289 def fsanitize_coverage_trace_pc
290 : Flag<["-"], "fsanitize-coverage-trace-pc">,
291 HelpText<"Enable PC tracing in sanitizer coverage">;
292 def fsanitize_coverage_trace_pc_guard
293 : Flag<["-"], "fsanitize-coverage-trace-pc-guard">,
294 HelpText<"Enable PC tracing with guard in sanitizer coverage">;
295 def fprofile_instrument_EQ : Joined<["-"], "fprofile-instrument=">,
296 HelpText<"Enable PGO instrumentation. The accepted value is clang, llvm, "
298 def fprofile_instrument_path_EQ : Joined<["-"], "fprofile-instrument-path=">,
299 HelpText<"Generate instrumented code to collect execution counts into "
300 "<file> (overridden by LLVM_PROFILE_FILE env var)">;
301 def fprofile_instrument_use_path_EQ :
302 Joined<["-"], "fprofile-instrument-use-path=">,
303 HelpText<"Specify the profile path in PGO use compilation">;
304 def flto_visibility_public_std:
305 Flag<["-"], "flto-visibility-public-std">,
306 HelpText<"Use public LTO visibility for classes in std and stdext namespaces">;
308 //===----------------------------------------------------------------------===//
309 // Dependency Output Options
310 //===----------------------------------------------------------------------===//
312 def sys_header_deps : Flag<["-"], "sys-header-deps">,
313 HelpText<"Include system headers in dependency output">;
314 def module_file_deps : Flag<["-"], "module-file-deps">,
315 HelpText<"Include module files in dependency output">;
316 def header_include_file : Separate<["-"], "header-include-file">,
317 HelpText<"Filename (or -) to write header include output to">;
318 def show_includes : Flag<["--"], "show-includes">,
319 HelpText<"Print cl.exe style /showIncludes to stdout">;
321 //===----------------------------------------------------------------------===//
322 // Diagnostic Options
323 //===----------------------------------------------------------------------===//
325 def diagnostic_log_file : Separate<["-"], "diagnostic-log-file">,
326 HelpText<"Filename (or -) to log diagnostics to">;
327 def diagnostic_serialized_file : Separate<["-"], "serialize-diagnostic-file">,
328 MetaVarName<"<filename>">,
329 HelpText<"File for serializing diagnostics in a binary format">;
331 def fdiagnostics_format : Separate<["-"], "fdiagnostics-format">,
332 HelpText<"Change diagnostic formatting to match IDE and command line tools">;
333 def fdiagnostics_show_category : Separate<["-"], "fdiagnostics-show-category">,
334 HelpText<"Print diagnostic category">;
335 def fno_diagnostics_use_presumed_location : Flag<["-"], "fno-diagnostics-use-presumed-location">,
336 HelpText<"Ignore #line directives when displaying diagnostic locations">;
337 def ftabstop : Separate<["-"], "ftabstop">, MetaVarName<"<N>">,
338 HelpText<"Set the tab stop distance.">;
339 def ferror_limit : Separate<["-"], "ferror-limit">, MetaVarName<"<N>">,
340 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">;
341 def fmacro_backtrace_limit : Separate<["-"], "fmacro-backtrace-limit">, MetaVarName<"<N>">,
342 HelpText<"Set the maximum number of entries to print in a macro expansion backtrace (0 = no limit).">;
343 def ftemplate_backtrace_limit : Separate<["-"], "ftemplate-backtrace-limit">, MetaVarName<"<N>">,
344 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">;
345 def fconstexpr_backtrace_limit : Separate<["-"], "fconstexpr-backtrace-limit">, MetaVarName<"<N>">,
346 HelpText<"Set the maximum number of entries to print in a constexpr evaluation backtrace (0 = no limit).">;
347 def fspell_checking_limit : Separate<["-"], "fspell-checking-limit">, MetaVarName<"<N>">,
348 HelpText<"Set the maximum number of times to perform spell checking on unrecognized identifiers (0 = no limit).">;
349 def fmessage_length : Separate<["-"], "fmessage-length">, MetaVarName<"<N>">,
350 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">;
351 def verify : Flag<["-"], "verify">,
352 HelpText<"Verify diagnostic output using comment directives">;
353 def verify_ignore_unexpected : Flag<["-"], "verify-ignore-unexpected">,
354 HelpText<"Ignore unexpected diagnostic messages">;
355 def verify_ignore_unexpected_EQ : CommaJoined<["-"], "verify-ignore-unexpected=">,
356 HelpText<"Ignore unexpected diagnostic messages">;
357 def Wno_rewrite_macros : Flag<["-"], "Wno-rewrite-macros">,
358 HelpText<"Silence ObjC rewriting warnings">;
360 //===----------------------------------------------------------------------===//
362 //===----------------------------------------------------------------------===//
364 // This isn't normally used, it is just here so we can parse a
365 // CompilerInvocation out of a driver-derived argument vector.
366 def cc1 : Flag<["-"], "cc1">;
367 def cc1as : Flag<["-"], "cc1as">;
369 def ast_merge : Separate<["-"], "ast-merge">,
370 MetaVarName<"<ast file>">,
371 HelpText<"Merge the given AST file into the translation unit being compiled.">;
372 def aux_triple : Separate<["-"], "aux-triple">,
373 HelpText<"Auxiliary target triple.">;
374 def code_completion_at : Separate<["-"], "code-completion-at">,
375 MetaVarName<"<file>:<line>:<column>">,
376 HelpText<"Dump code-completion information at a location">;
377 def remap_file : Separate<["-"], "remap-file">,
378 MetaVarName<"<from>;<to>">,
379 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">;
380 def code_completion_at_EQ : Joined<["-"], "code-completion-at=">,
381 Alias<code_completion_at>;
382 def code_completion_macros : Flag<["-"], "code-completion-macros">,
383 HelpText<"Include macros in code-completion results">;
384 def code_completion_patterns : Flag<["-"], "code-completion-patterns">,
385 HelpText<"Include code patterns in code-completion results">;
386 def no_code_completion_globals : Flag<["-"], "no-code-completion-globals">,
387 HelpText<"Do not include global declarations in code-completion results.">;
388 def code_completion_brief_comments : Flag<["-"], "code-completion-brief-comments">,
389 HelpText<"Include brief documentation comments in code-completion results.">;
390 def disable_free : Flag<["-"], "disable-free">,
391 HelpText<"Disable freeing of memory on exit">;
392 def discard_value_names : Flag<["-"], "discard-value-names">,
393 HelpText<"Discard value names in LLVM IR">;
394 def load : Separate<["-"], "load">, MetaVarName<"<dsopath>">,
395 HelpText<"Load the named plugin (dynamic shared object)">;
396 def plugin : Separate<["-"], "plugin">, MetaVarName<"<name>">,
397 HelpText<"Use the named plugin action instead of the default action (use \"help\" to list available options)">;
398 def plugin_arg : JoinedAndSeparate<["-"], "plugin-arg-">,
399 MetaVarName<"<name> <arg>">,
400 HelpText<"Pass <arg> to plugin <name>">;
401 def add_plugin : Separate<["-"], "add-plugin">, MetaVarName<"<name>">,
402 HelpText<"Use the named plugin action in addition to the default action">;
403 def ast_dump_filter : Separate<["-"], "ast-dump-filter">,
404 MetaVarName<"<dump_filter>">,
405 HelpText<"Use with -ast-dump or -ast-print to dump/print only AST declaration"
406 " nodes having a certain substring in a qualified name. Use"
407 " -ast-list to list all filterable declaration node names.">;
408 def fno_modules_global_index : Flag<["-"], "fno-modules-global-index">,
409 HelpText<"Do not automatically generate or update the global module index">;
410 def fno_modules_error_recovery : Flag<["-"], "fno-modules-error-recovery">,
411 HelpText<"Do not automatically import modules for error recovery">;
412 def fmodule_map_file_home_is_cwd : Flag<["-"], "fmodule-map-file-home-is-cwd">,
413 HelpText<"Use the current working directory as the home directory of "
414 "module maps specified by -fmodule-map-file=<FILE>">;
415 def fmodule_feature : Separate<["-"], "fmodule-feature">,
416 MetaVarName<"<feature>">,
417 HelpText<"Enable <feature> in module map requires declarations">;
418 def fmodules_embed_file_EQ : Joined<["-"], "fmodules-embed-file=">,
419 MetaVarName<"<file>">,
420 HelpText<"Embed the contents of the specified file into the module file "
422 def fmodules_embed_all_files : Joined<["-"], "fmodules-embed-all-files">,
423 HelpText<"Embed the contents of all files read by this compilation into "
424 "the produced module file.">;
425 def fmodules_local_submodule_visibility :
426 Flag<["-"], "fmodules-local-submodule-visibility">,
427 HelpText<"Enforce name visibility rules across submodules of the same "
428 "top-level module.">;
429 def fmodule_format_EQ : Joined<["-"], "fmodule-format=">,
430 HelpText<"Select the container format for clang modules and PCH. "
431 "Supported options are 'raw' and 'obj'.">;
432 def ftest_module_file_extension_EQ :
433 Joined<["-"], "ftest-module-file-extension=">,
434 HelpText<"introduce a module file extension for testing purposes. "
435 "The argument is parsed as blockname:major:minor:hashed:user info">;
436 def fconcepts_ts : Flag<["-"], "fconcepts-ts">,
437 HelpText<"Enable C++ Extensions for Concepts.">;
439 let Group = Action_Group in {
441 def Eonly : Flag<["-"], "Eonly">,
442 HelpText<"Just run preprocessor, no output (for timings)">;
443 def dump_raw_tokens : Flag<["-"], "dump-raw-tokens">,
444 HelpText<"Lex file in raw mode and dump raw tokens">;
445 def analyze : Flag<["-"], "analyze">,
446 HelpText<"Run static analysis engine">;
447 def dump_tokens : Flag<["-"], "dump-tokens">,
448 HelpText<"Run preprocessor, dump internal rep of tokens">;
449 def init_only : Flag<["-"], "init-only">,
450 HelpText<"Only execute frontend initialization">;
451 def fixit : Flag<["-"], "fixit">,
452 HelpText<"Apply fix-it advice to the input source">;
453 def fixit_EQ : Joined<["-"], "fixit=">,
454 HelpText<"Apply fix-it advice creating a file with the given suffix">;
455 def print_preamble : Flag<["-"], "print-preamble">,
456 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit"
457 " precompiled headers.">;
458 def emit_html : Flag<["-"], "emit-html">,
459 HelpText<"Output input source as HTML">;
460 def ast_print : Flag<["-"], "ast-print">,
461 HelpText<"Build ASTs and then pretty-print them">;
462 def ast_list : Flag<["-"], "ast-list">,
463 HelpText<"Build ASTs and print the list of declaration node qualified names">;
464 def ast_dump : Flag<["-"], "ast-dump">,
465 HelpText<"Build ASTs and then debug dump them">;
466 def ast_dump_lookups : Flag<["-"], "ast-dump-lookups">,
467 HelpText<"Build ASTs and then debug dump their name lookup tables">;
468 def ast_view : Flag<["-"], "ast-view">,
469 HelpText<"Build ASTs and view them with GraphViz">;
470 def print_decl_contexts : Flag<["-"], "print-decl-contexts">,
471 HelpText<"Print DeclContexts and their Decls">;
472 def emit_module : Flag<["-"], "emit-module">,
473 HelpText<"Generate pre-compiled module file from a module map">;
474 def emit_module_interface : Flag<["-"], "emit-module-interface">,
475 HelpText<"Generate pre-compiled module file from a C++ module interface">;
476 def emit_pth : Flag<["-"], "emit-pth">,
477 HelpText<"Generate pre-tokenized header file">;
478 def emit_pch : Flag<["-"], "emit-pch">,
479 HelpText<"Generate pre-compiled header file">;
480 def emit_llvm_bc : Flag<["-"], "emit-llvm-bc">,
481 HelpText<"Build ASTs then convert to LLVM, emit .bc file">;
482 def emit_llvm_only : Flag<["-"], "emit-llvm-only">,
483 HelpText<"Build ASTs and convert to LLVM, discarding output">;
484 def emit_codegen_only : Flag<["-"], "emit-codegen-only">,
485 HelpText<"Generate machine code, but discard output">;
486 def emit_obj : Flag<["-"], "emit-obj">,
487 HelpText<"Emit native object files">;
488 def rewrite_test : Flag<["-"], "rewrite-test">,
489 HelpText<"Rewriter playground">;
490 def rewrite_macros : Flag<["-"], "rewrite-macros">,
491 HelpText<"Expand macros without full preprocessing">;
492 def migrate : Flag<["-"], "migrate">,
493 HelpText<"Migrate source code">;
496 def emit_llvm_uselists : Flag<["-"], "emit-llvm-uselists">,
497 HelpText<"Preserve order of LLVM use-lists when serializing">;
498 def no_emit_llvm_uselists : Flag<["-"], "no-emit-llvm-uselists">,
499 HelpText<"Don't preserve order of LLVM use-lists when serializing">;
501 def mt_migrate_directory : Separate<["-"], "mt-migrate-directory">,
502 HelpText<"Directory for temporary files produced during ARC or ObjC migration">;
503 def arcmt_check : Flag<["-"], "arcmt-check">,
504 HelpText<"Check for ARC migration issues that need manual handling">;
505 def arcmt_modify : Flag<["-"], "arcmt-modify">,
506 HelpText<"Apply modifications to files to conform to ARC">;
507 def arcmt_migrate : Flag<["-"], "arcmt-migrate">,
508 HelpText<"Apply modifications and produces temporary files that conform to ARC">;
510 def opt_record_file : Separate<["-"], "opt-record-file">,
511 HelpText<"File name to use for YAML optimization record output">;
513 def print_stats : Flag<["-"], "print-stats">,
514 HelpText<"Print performance metrics and statistics">;
515 def stats_file : Joined<["-"], "stats-file=">,
516 HelpText<"Filename to write statistics to">;
517 def fdump_record_layouts : Flag<["-"], "fdump-record-layouts">,
518 HelpText<"Dump record layout information">;
519 def fdump_record_layouts_simple : Flag<["-"], "fdump-record-layouts-simple">,
520 HelpText<"Dump record layout information in a simple form used for testing">;
521 def fix_what_you_can : Flag<["-"], "fix-what-you-can">,
522 HelpText<"Apply fix-it advice even in the presence of unfixable errors">;
523 def fix_only_warnings : Flag<["-"], "fix-only-warnings">,
524 HelpText<"Apply fix-it advice only for warnings, not errors">;
525 def fixit_recompile : Flag<["-"], "fixit-recompile">,
526 HelpText<"Apply fix-it changes and recompile">;
527 def fixit_to_temp : Flag<["-"], "fixit-to-temporary">,
528 HelpText<"Apply fix-it changes to temporary files">;
530 def foverride_record_layout_EQ : Joined<["-"], "foverride-record-layout=">,
531 HelpText<"Override record layouts with those in the given file">;
532 def find_pch_source_EQ : Joined<["-"], "find-pch-source=">,
533 HelpText<"When building a pch, try to find the input file in include "
534 "directories, as if it had been included by the argument passed "
536 def fno_pch_timestamp : Flag<["-"], "fno-pch-timestamp">,
537 HelpText<"Disable inclusion of timestamp in precompiled headers">;
539 //===----------------------------------------------------------------------===//
541 //===----------------------------------------------------------------------===//
543 let Flags = [CC1Option, CC1AsOption, NoDriverOption] in {
545 def version : Flag<["-"], "version">,
546 HelpText<"Print the compiler version">;
547 def main_file_name : Separate<["-"], "main-file-name">,
548 HelpText<"Main file name to use for debug info">;
552 def fblocks_runtime_optional : Flag<["-"], "fblocks-runtime-optional">,
553 HelpText<"Weakly link in the blocks runtime">;
554 def fexternc_nounwind : Flag<["-"], "fexternc-nounwind">,
555 HelpText<"Assume all functions with C linkage do not unwind">;
556 def split_dwarf_file : Separate<["-"], "split-dwarf-file">,
557 HelpText<"File name to use for split dwarf debug info output">;
558 def fno_wchar : Flag<["-"], "fno-wchar">,
559 HelpText<"Disable C++ builtin type wchar_t">;
560 def fconstant_string_class : Separate<["-"], "fconstant-string-class">,
561 MetaVarName<"<class name>">,
562 HelpText<"Specify the class to use for constant Objective-C string objects.">;
563 def fobjc_arc_cxxlib_EQ : Joined<["-"], "fobjc-arc-cxxlib=">,
564 HelpText<"Objective-C++ Automatic Reference Counting standard library kind">;
565 def fobjc_runtime_has_weak : Flag<["-"], "fobjc-runtime-has-weak">,
566 HelpText<"The target Objective-C runtime supports ARC weak operations">;
567 def fobjc_dispatch_method_EQ : Joined<["-"], "fobjc-dispatch-method=">,
568 HelpText<"Objective-C dispatch method to use">;
569 def disable_objc_default_synthesize_properties : Flag<["-"], "disable-objc-default-synthesize-properties">,
570 HelpText<"disable the default synthesis of Objective-C properties">;
571 def fencode_extended_block_signature : Flag<["-"], "fencode-extended-block-signature">,
572 HelpText<"enable extended encoding of block type signature">;
573 def pic_level : Separate<["-"], "pic-level">,
574 HelpText<"Value for __PIC__">;
575 def pic_is_pie : Flag<["-"], "pic-is-pie">,
576 HelpText<"File is for a position independent executable">;
577 def fno_validate_pch : Flag<["-"], "fno-validate-pch">,
578 HelpText<"Disable validation of precompiled headers">;
579 def dump_deserialized_pch_decls : Flag<["-"], "dump-deserialized-decls">,
580 HelpText<"Dump declarations that are deserialized from PCH, for testing">;
581 def error_on_deserialized_pch_decl : Separate<["-"], "error-on-deserialized-decl">,
582 HelpText<"Emit error if a specific declaration is deserialized from PCH, for testing">;
583 def error_on_deserialized_pch_decl_EQ : Joined<["-"], "error-on-deserialized-decl=">,
584 Alias<error_on_deserialized_pch_decl>;
585 def static_define : Flag<["-"], "static-define">,
586 HelpText<"Should __STATIC__ be defined">;
587 def stack_protector : Separate<["-"], "stack-protector">,
588 HelpText<"Enable stack protectors">;
589 def stack_protector_buffer_size : Separate<["-"], "stack-protector-buffer-size">,
590 HelpText<"Lower bound for a buffer to be considered for stack protection">;
591 def fvisibility : Separate<["-"], "fvisibility">,
592 HelpText<"Default type and symbol visibility">;
593 def ftype_visibility : Separate<["-"], "ftype-visibility">,
594 HelpText<"Default type visibility">;
595 def ftemplate_depth : Separate<["-"], "ftemplate-depth">,
596 HelpText<"Maximum depth of recursive template instantiation">;
597 def foperator_arrow_depth : Separate<["-"], "foperator-arrow-depth">,
598 HelpText<"Maximum number of 'operator->'s to call for a member access">;
599 def fconstexpr_depth : Separate<["-"], "fconstexpr-depth">,
600 HelpText<"Maximum depth of recursive constexpr function calls">;
601 def fconstexpr_steps : Separate<["-"], "fconstexpr-steps">,
602 HelpText<"Maximum number of steps in constexpr function evaluation">;
603 def fbracket_depth : Separate<["-"], "fbracket-depth">,
604 HelpText<"Maximum nesting level for parentheses, brackets, and braces">;
605 def fconst_strings : Flag<["-"], "fconst-strings">,
606 HelpText<"Use a const qualified type for string literals in C and ObjC">;
607 def fno_const_strings : Flag<["-"], "fno-const-strings">,
608 HelpText<"Don't use a const qualified type for string literals in C and ObjC">;
609 def fno_bitfield_type_align : Flag<["-"], "fno-bitfield-type-align">,
610 HelpText<"Ignore bit-field types when aligning structures">;
611 def ffake_address_space_map : Flag<["-"], "ffake-address-space-map">,
612 HelpText<"Use a fake address space map; OpenCL testing purposes only">;
613 def faddress_space_map_mangling_EQ : Joined<["-"], "faddress-space-map-mangling=">, MetaVarName<"<yes|no|target>">,
614 HelpText<"Set the mode for address space map based mangling; OpenCL testing purposes only">;
615 def funknown_anytype : Flag<["-"], "funknown-anytype">,
616 HelpText<"Enable parser support for the __unknown_anytype type; for testing purposes only">;
617 def fdebugger_support : Flag<["-"], "fdebugger-support">,
618 HelpText<"Enable special debugger support behavior">;
619 def fdebugger_cast_result_to_id : Flag<["-"], "fdebugger-cast-result-to-id">,
620 HelpText<"Enable casting unknown expression results to id">;
621 def fdebugger_objc_literal : Flag<["-"], "fdebugger-objc-literal">,
622 HelpText<"Enable special debugger support for Objective-C subscripting and literals">;
623 def fdeprecated_macro : Flag<["-"], "fdeprecated-macro">,
624 HelpText<"Defines the __DEPRECATED macro">;
625 def fno_deprecated_macro : Flag<["-"], "fno-deprecated-macro">,
626 HelpText<"Undefines the __DEPRECATED macro">;
627 def fobjc_subscripting_legacy_runtime : Flag<["-"], "fobjc-subscripting-legacy-runtime">,
628 HelpText<"Allow Objective-C array and dictionary subscripting in legacy runtime">;
629 def vtordisp_mode_EQ : Joined<["-"], "vtordisp-mode=">,
630 HelpText<"Control vtordisp placement on win32 targets">;
631 def fno_rtti_data : Flag<["-"], "fno-rtti-data">,
632 HelpText<"Control emission of RTTI data">;
633 def fnative_half_type: Flag<["-"], "fnative-half-type">,
634 HelpText<"Use the native half type for __fp16 instead of promoting to float">;
635 def fnative_half_arguments_and_returns : Flag<["-"], "fnative-half-arguments-and-returns">,
636 HelpText<"Use the native __fp16 type for arguments and returns (and skip ABI-specific lowering)">;
637 def fallow_half_arguments_and_returns : Flag<["-"], "fallow-half-arguments-and-returns">,
638 HelpText<"Allow function arguments and returns of type half">;
639 def fdefault_calling_conv_EQ : Joined<["-"], "fdefault-calling-conv=">,
640 HelpText<"Set default MS calling convention">;
641 def finclude_default_header : Flag<["-"], "finclude-default-header">,
642 HelpText<"Include the default header file for OpenCL">;
644 // FIXME: Remove these entirely once functionality/tests have been excised.
645 def fobjc_gc_only : Flag<["-"], "fobjc-gc-only">, Group<f_Group>,
646 HelpText<"Use GC exclusively for Objective-C related memory management">;
647 def fobjc_gc : Flag<["-"], "fobjc-gc">, Group<f_Group>,
648 HelpText<"Enable Objective-C garbage collection">;
650 //===----------------------------------------------------------------------===//
651 // Header Search Options
652 //===----------------------------------------------------------------------===//
654 def nostdsysteminc : Flag<["-"], "nostdsysteminc">,
655 HelpText<"Disable standard system #include directories">;
656 def fdisable_module_hash : Flag<["-"], "fdisable-module-hash">,
657 HelpText<"Disable the module hash">;
658 def c_isystem : JoinedOrSeparate<["-"], "c-isystem">, MetaVarName<"<directory>">,
659 HelpText<"Add directory to the C SYSTEM include search path">;
660 def objc_isystem : JoinedOrSeparate<["-"], "objc-isystem">,
661 MetaVarName<"<directory>">,
662 HelpText<"Add directory to the ObjC SYSTEM include search path">;
663 def objcxx_isystem : JoinedOrSeparate<["-"], "objcxx-isystem">,
664 MetaVarName<"<directory>">,
665 HelpText<"Add directory to the ObjC++ SYSTEM include search path">;
666 def internal_isystem : JoinedOrSeparate<["-"], "internal-isystem">,
667 MetaVarName<"<directory>">,
668 HelpText<"Add directory to the internal system include search path; these "
669 "are assumed to not be user-provided and are used to model system "
670 "and standard headers' paths.">;
671 def internal_externc_isystem : JoinedOrSeparate<["-"], "internal-externc-isystem">,
672 MetaVarName<"<directory>">,
673 HelpText<"Add directory to the internal system include search path with "
674 "implicit extern \"C\" semantics; these are assumed to not be "
675 "user-provided and are used to model system and standard headers' "
678 //===----------------------------------------------------------------------===//
679 // Preprocessor Options
680 //===----------------------------------------------------------------------===//
682 def include_pth : Separate<["-"], "include-pth">, MetaVarName<"<file>">,
683 HelpText<"Include file before parsing">;
684 def chain_include : Separate<["-"], "chain-include">, MetaVarName<"<file>">,
685 HelpText<"Include and chain a header file after turning it into PCH">;
686 def preamble_bytes_EQ : Joined<["-"], "preamble-bytes=">,
687 HelpText<"Assume that the precompiled header is a precompiled preamble "
688 "covering the first N bytes of the main file">;
689 def token_cache : Separate<["-"], "token-cache">, MetaVarName<"<path>">,
690 HelpText<"Use specified token cache file">;
691 def detailed_preprocessing_record : Flag<["-"], "detailed-preprocessing-record">,
692 HelpText<"include a detailed record of preprocessing actions">;
694 //===----------------------------------------------------------------------===//
696 //===----------------------------------------------------------------------===//
698 def cl_ext_EQ : CommaJoined<["-"], "cl-ext=">,
699 HelpText<"OpenCL only. Enable or disable OpenCL extensions. The argument is a comma-separated sequence of one or more extension names, each prefixed by '+' or '-'.">;
701 //===----------------------------------------------------------------------===//
703 //===----------------------------------------------------------------------===//
705 def fcuda_is_device : Flag<["-"], "fcuda-is-device">,
706 HelpText<"Generate code for CUDA device">;
707 def fcuda_include_gpubinary : Separate<["-"], "fcuda-include-gpubinary">,
708 HelpText<"Incorporate CUDA device-side binary into host object file.">;
709 def fcuda_allow_variadic_functions : Flag<["-"], "fcuda-allow-variadic-functions">,
710 HelpText<"Allow variadic functions in CUDA device code.">;
711 def fno_cuda_host_device_constexpr : Flag<["-"], "fno-cuda-host-device-constexpr">,
712 HelpText<"Don't treat unattributed constexpr functions as __host__ __device__.">;
714 //===----------------------------------------------------------------------===//
716 //===----------------------------------------------------------------------===//
718 def fopenmp_is_device : Flag<["-"], "fopenmp-is-device">,
719 HelpText<"Generate code only for an OpenMP target device.">;
720 def fopenmp_host_ir_file_path : Separate<["-"], "fopenmp-host-ir-file-path">,
721 HelpText<"Path to the IR file produced by the frontend for the host.">;
723 } // let Flags = [CC1Option]
726 //===----------------------------------------------------------------------===//
727 // cc1as-only Options
728 //===----------------------------------------------------------------------===//
730 let Flags = [CC1AsOption, NoDriverOption] in {
733 def n : Flag<["-"], "n">,
734 HelpText<"Don't automatically start assembly file with a text section">;
737 def filetype : Separate<["-"], "filetype">,
738 HelpText<"Specify the output file type ('asm', 'null', or 'obj')">;
740 // Transliterate Options
741 def output_asm_variant : Separate<["-"], "output-asm-variant">,
742 HelpText<"Select the asm variant index to use for output">;
743 def show_encoding : Flag<["-"], "show-encoding">,
744 HelpText<"Show instruction encoding information in transliterate mode">;
745 def show_inst : Flag<["-"], "show-inst">,
746 HelpText<"Show internal instruction representation in transliterate mode">;
749 def dwarf_debug_producer : Separate<["-"], "dwarf-debug-producer">,
750 HelpText<"The string to embed in the Dwarf debug AT_producer record.">;
752 def defsym : Separate<["-"], "defsym">,
753 HelpText<"Define a value for a symbol">;
754 } // let Flags = [CC1AsOption]