CC1Options.td revision 263508
1//===--- CC1Options.td - Options for clang -cc1 ---------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file defines the options accepted by clang -cc1. 11// 12//===----------------------------------------------------------------------===// 13 14let Flags = [CC1Option, NoDriverOption] in { 15 16//===----------------------------------------------------------------------===// 17// Target Options 18//===----------------------------------------------------------------------===// 19 20def cxx_abi : Separate<["-"], "cxx-abi">, 21 HelpText<"Target a particular C++ ABI type">; 22def target_abi : Separate<["-"], "target-abi">, 23 HelpText<"Target a particular ABI type">; 24def target_cpu : Separate<["-"], "target-cpu">, 25 HelpText<"Target a specific cpu type">; 26def mfpmath : Separate<["-"], "mfpmath">, 27 HelpText<"Which unit to use for fp math">; 28def target_feature : Separate<["-"], "target-feature">, 29 HelpText<"Target specific attributes">; 30def target_linker_version : Separate<["-"], "target-linker-version">, 31 HelpText<"Target linker version">; 32def triple : Separate<["-"], "triple">, 33 HelpText<"Specify target triple (e.g. i686-apple-darwin9)">; 34def triple_EQ : Joined<["-"], "triple=">, Alias<triple>; 35 36//===----------------------------------------------------------------------===// 37// Analyzer Options 38//===----------------------------------------------------------------------===// 39 40def analysis_UnoptimizedCFG : Flag<["-"], "unoptimized-cfg">, 41 HelpText<"Generate unoptimized CFGs for all analyses">; 42def analysis_CFGAddImplicitDtors : Flag<["-"], "cfg-add-implicit-dtors">, 43 HelpText<"Add C++ implicit destructors to CFGs for all analyses">; 44 45def analyzer_store : Separate<["-"], "analyzer-store">, 46 HelpText<"Source Code Analysis - Abstract Memory Store Models">; 47def analyzer_store_EQ : Joined<["-"], "analyzer-store=">, Alias<analyzer_store>; 48 49def analyzer_constraints : Separate<["-"], "analyzer-constraints">, 50 HelpText<"Source Code Analysis - Symbolic Constraint Engines">; 51def analyzer_constraints_EQ : Joined<["-"], "analyzer-constraints=">, 52 Alias<analyzer_constraints>; 53 54def analyzer_output : Separate<["-"], "analyzer-output">, 55 HelpText<"Source Code Analysis - Output Options">; 56def analyzer_output_EQ : Joined<["-"], "analyzer-output=">, 57 Alias<analyzer_output>; 58 59def analyzer_purge : Separate<["-"], "analyzer-purge">, 60 HelpText<"Source Code Analysis - Dead Symbol Removal Frequency">; 61def analyzer_purge_EQ : Joined<["-"], "analyzer-purge=">, Alias<analyzer_purge>; 62 63def analyzer_opt_analyze_headers : Flag<["-"], "analyzer-opt-analyze-headers">, 64 HelpText<"Force the static analyzer to analyze functions defined in header files">; 65def analyzer_opt_analyze_nested_blocks : Flag<["-"], "analyzer-opt-analyze-nested-blocks">, 66 HelpText<"Analyze the definitions of blocks in addition to functions">; 67def analyzer_display_progress : Flag<["-"], "analyzer-display-progress">, 68 HelpText<"Emit verbose output about the analyzer's progress">; 69def analyze_function : Separate<["-"], "analyze-function">, 70 HelpText<"Run analysis on specific function">; 71def analyze_function_EQ : Joined<["-"], "analyze-function=">, Alias<analyze_function>; 72def analyzer_eagerly_assume : Flag<["-"], "analyzer-eagerly-assume">, 73 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">; 74def trim_egraph : Flag<["-"], "trim-egraph">, 75 HelpText<"Only show error-related paths in the analysis graph">; 76def analyzer_viz_egraph_graphviz : Flag<["-"], "analyzer-viz-egraph-graphviz">, 77 HelpText<"Display exploded graph using GraphViz">; 78def analyzer_viz_egraph_ubigraph : Flag<["-"], "analyzer-viz-egraph-ubigraph">, 79 HelpText<"Display exploded graph using Ubigraph">; 80 81def analyzer_inline_max_stack_depth : Separate<["-"], "analyzer-inline-max-stack-depth">, 82 HelpText<"Bound on stack depth while inlining (4 by default)">; 83def analyzer_inline_max_stack_depth_EQ : Joined<["-"], "analyzer-inline-max-stack-depth=">, 84 Alias<analyzer_inline_max_stack_depth>; 85 86def analyzer_inlining_mode : Separate<["-"], "analyzer-inlining-mode">, 87 HelpText<"Specify the function selection heuristic used during inlining">; 88def analyzer_inlining_mode_EQ : Joined<["-"], "analyzer-inlining-mode=">, Alias<analyzer_inlining_mode>; 89 90def 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)">; 92 93def analyzer_max_loop : Separate<["-"], "analyzer-max-loop">, 94 HelpText<"The maximum number of times the analyzer will go through a loop">; 95def analyzer_stats : Flag<["-"], "analyzer-stats">, 96 HelpText<"Print internal analyzer statistics.">; 97 98def analyzer_checker : Separate<["-"], "analyzer-checker">, 99 HelpText<"Choose analyzer checkers to enable">; 100def analyzer_checker_EQ : Joined<["-"], "analyzer-checker=">, 101 Alias<analyzer_checker>; 102 103def analyzer_disable_checker : Separate<["-"], "analyzer-disable-checker">, 104 HelpText<"Choose analyzer checkers to disable">; 105def analyzer_disable_checker_EQ : Joined<["-"], "analyzer-disable-checker=">, 106 Alias<analyzer_disable_checker>; 107 108def analyzer_checker_help : Flag<["-"], "analyzer-checker-help">, 109 HelpText<"Display the list of analyzer checkers that are available">; 110 111def analyzer_config : Separate<["-"], "analyzer-config">, 112 HelpText<"Choose analyzer options to enable">; 113 114//===----------------------------------------------------------------------===// 115// Migrator Options 116//===----------------------------------------------------------------------===// 117def migrator_no_nsalloc_error : Flag<["-"], "no-ns-alloc-error">, 118 HelpText<"Do not error on use of NSAllocateCollectable/NSReallocateCollectable">; 119 120def migrator_no_finalize_removal : Flag<["-"], "no-finalize-removal">, 121 HelpText<"Do not remove finalize method in gc mode">; 122 123//===----------------------------------------------------------------------===// 124// CodeGen Options 125//===----------------------------------------------------------------------===// 126 127def disable_llvm_optzns : Flag<["-"], "disable-llvm-optzns">, 128 HelpText<"Don't run LLVM optimization passes">; 129def disable_llvm_verifier : Flag<["-"], "disable-llvm-verifier">, 130 HelpText<"Don't run the LLVM IR verifier pass">; 131def disable_red_zone : Flag<["-"], "disable-red-zone">, 132 HelpText<"Do not emit code that uses the red zone.">; 133def fdebug_compilation_dir : Separate<["-"], "fdebug-compilation-dir">, 134 HelpText<"The compilation directory to embed in the debug info.">; 135def dwarf_debug_flags : Separate<["-"], "dwarf-debug-flags">, 136 HelpText<"The string to embed in the Dwarf debug flags record.">; 137def dwarf_column_info : Flag<["-"], "dwarf-column-info">, 138 HelpText<"Turn on column location information.">; 139def split_dwarf : Flag<["-"], "split-dwarf">, 140 HelpText<"Split out the dwarf .dwo sections">; 141def gnu_pubnames : Flag<["-"], "gnu-pubnames">, 142 HelpText<"Emit newer GNU style pubnames">; 143def fforbid_guard_variables : Flag<["-"], "fforbid-guard-variables">, 144 HelpText<"Emit an error if a C++ static local initializer would need a guard variable">; 145def no_implicit_float : Flag<["-"], "no-implicit-float">, 146 HelpText<"Don't generate implicit floating point instructions">; 147def fdump_vtable_layouts : Flag<["-"], "fdump-vtable-layouts">, 148 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 149def femit_coverage_notes : Flag<["-"], "femit-coverage-notes">, 150 HelpText<"Emit a gcov coverage notes file when compiling.">; 151def femit_coverage_data: Flag<["-"], "femit-coverage-data">, 152 HelpText<"Instrument the program to emit gcov coverage data when run.">; 153def coverage_file : Separate<["-"], "coverage-file">, 154 HelpText<"Emit coverage data to this filename. The extension will be replaced.">; 155def coverage_file_EQ : Joined<["-"], "coverage-file=">, Alias<coverage_file>; 156def coverage_cfg_checksum : Flag<["-"], "coverage-cfg-checksum">, 157 HelpText<"Emit CFG checksum for functions in .gcno files.">; 158def coverage_no_function_names_in_data : Flag<["-"], "coverage-no-function-names-in-data">, 159 HelpText<"Emit function names in .gcda files.">; 160def coverage_version_EQ : Joined<["-"], "coverage-version=">, 161 HelpText<"Four-byte version string for gcov files.">; 162def test_coverage : Flag<["-"], "test-coverage">, 163 HelpText<"Do not generate coverage files or remove coverage changes from IR">; 164def fuse_register_sized_bitfield_access: Flag<["-"], "fuse-register-sized-bitfield-access">, 165 HelpText<"Use register sized accesses to bit-fields, when possible.">; 166def relaxed_aliasing : Flag<["-"], "relaxed-aliasing">, 167 HelpText<"Turn off Type Based Alias Analysis">; 168def no_struct_path_tbaa : Flag<["-"], "no-struct-path-tbaa">, 169 HelpText<"Turn off struct-path aware Type Based Alias Analysis">; 170def masm_verbose : Flag<["-"], "masm-verbose">, 171 HelpText<"Generate verbose assembly output">; 172def mcode_model : Separate<["-"], "mcode-model">, 173 HelpText<"The code model to use">; 174def mdebug_pass : Separate<["-"], "mdebug-pass">, 175 HelpText<"Enable additional debug output">; 176def mdisable_fp_elim : Flag<["-"], "mdisable-fp-elim">, 177 HelpText<"Disable frame pointer elimination optimization">; 178def mdisable_tail_calls : Flag<["-"], "mdisable-tail-calls">, 179 HelpText<"Disable tail call optimization, keeping the call stack accurate">; 180def menable_no_infinities : Flag<["-"], "menable-no-infs">, 181 HelpText<"Allow optimization to assume there are no infinities.">; 182def menable_no_nans : Flag<["-"], "menable-no-nans">, 183 HelpText<"Allow optimization to assume there are no NaNs.">; 184def menable_unsafe_fp_math : Flag<["-"], "menable-unsafe-fp-math">, 185 HelpText<"Allow unsafe floating-point math optimizations which may decrease " 186 "precision">; 187def mfloat_abi : Separate<["-"], "mfloat-abi">, 188 HelpText<"The float ABI to use">; 189def mlimit_float_precision : Separate<["-"], "mlimit-float-precision">, 190 HelpText<"Limit float precision to the given value">; 191def mno_exec_stack : Flag<["-"], "mnoexecstack">, 192 HelpText<"Mark the file as not needing an executable stack">; 193def split_stacks : Flag<["-"], "split-stacks">, 194 HelpText<"Try to use a split stack if possible.">; 195def mno_zero_initialized_in_bss : Flag<["-"], "mno-zero-initialized-in-bss">, 196 HelpText<"Do not put zero initialized data in the BSS">; 197def backend_option : Separate<["-"], "backend-option">, 198 HelpText<"Additional arguments to forward to LLVM backend (during code gen)">; 199def mregparm : Separate<["-"], "mregparm">, 200 HelpText<"Limit the number of registers available for integer arguments">; 201def msave_temp_labels : Flag<["-"], "msave-temp-labels">, 202 HelpText<"(integrated-as) Save temporary labels">; 203def mrelocation_model : Separate<["-"], "mrelocation-model">, 204 HelpText<"The relocation model to use">; 205def munwind_tables : Flag<["-"], "munwind-tables">, 206 HelpText<"Generate unwinding tables for all functions">; 207def mconstructor_aliases : Flag<["-"], "mconstructor-aliases">, 208 HelpText<"Emit complete constructors and destructors as aliases when possible">; 209def mlink_bitcode_file : Separate<["-"], "mlink-bitcode-file">, 210 HelpText<"Link the given bitcode file before performing optimizations.">; 211def vectorize_loops : Flag<["-"], "vectorize-loops">, 212 HelpText<"Run the Loop vectorization passes">; 213def vectorize_slp : Flag<["-"], "vectorize-slp">, 214 HelpText<"Run the SLP vectorization passes">; 215def vectorize_slp_aggressive : Flag<["-"], "vectorize-slp-aggressive">, 216 HelpText<"Run the BB vectorization passes">; 217def dependent_lib : Joined<["--"], "dependent-lib=">, 218 HelpText<"Add dependent library">; 219 220//===----------------------------------------------------------------------===// 221// Dependency Output Options 222//===----------------------------------------------------------------------===// 223 224def sys_header_deps : Flag<["-"], "sys-header-deps">, 225 HelpText<"Include system headers in dependency output">; 226def header_include_file : Separate<["-"], "header-include-file">, 227 HelpText<"Filename (or -) to write header include output to">; 228def show_includes : Flag<["--"], "show-includes">, 229 HelpText<"Print cl.exe style /showIncludes to stderr">; 230 231//===----------------------------------------------------------------------===// 232// Diagnostic Options 233//===----------------------------------------------------------------------===// 234 235def diagnostic_log_file : Separate<["-"], "diagnostic-log-file">, 236 HelpText<"Filename (or -) to log diagnostics to">; 237def diagnostic_serialized_file : Separate<["-"], "serialize-diagnostic-file">, 238 MetaVarName<"<filename>">, 239 HelpText<"File for serializing diagnostics in a binary format">; 240 241def fdiagnostics_format : Separate<["-"], "fdiagnostics-format">, 242 HelpText<"Change diagnostic formatting to match IDE and command line tools">; 243def fdiagnostics_show_category : Separate<["-"], "fdiagnostics-show-category">, 244 HelpText<"Print diagnostic category">; 245def fno_diagnostics_use_presumed_location : Flag<["-"], "fno-diagnostics-use-presumed-location">, 246 HelpText<"Ignore #line directives when displaying diagnostic locations">; 247def ftabstop : Separate<["-"], "ftabstop">, MetaVarName<"<N>">, 248 HelpText<"Set the tab stop distance.">; 249def ferror_limit : Separate<["-"], "ferror-limit">, MetaVarName<"<N>">, 250 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 251def 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).">; 253def 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).">; 255def 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).">; 257def fmessage_length : Separate<["-"], "fmessage-length">, MetaVarName<"<N>">, 258 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 259def Wno_rewrite_macros : Flag<["-"], "Wno-rewrite-macros">, 260 HelpText<"Silence ObjC rewriting warnings">; 261 262//===----------------------------------------------------------------------===// 263// Frontend Options 264//===----------------------------------------------------------------------===// 265 266// This isn't normally used, it is just here so we can parse a 267// CompilerInvocation out of a driver-derived argument vector. 268def cc1 : Flag<["-"], "cc1">; 269 270def ast_merge : Separate<["-"], "ast-merge">, 271 MetaVarName<"<ast file>">, 272 HelpText<"Merge the given AST file into the translation unit being compiled.">; 273def code_completion_at : Separate<["-"], "code-completion-at">, 274 MetaVarName<"<file>:<line>:<column>">, 275 HelpText<"Dump code-completion information at a location">; 276def 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">; 279def code_completion_at_EQ : Joined<["-"], "code-completion-at=">, 280 Alias<code_completion_at>; 281def code_completion_macros : Flag<["-"], "code-completion-macros">, 282 HelpText<"Include macros in code-completion results">; 283def code_completion_patterns : Flag<["-"], "code-completion-patterns">, 284 HelpText<"Include code patterns in code-completion results">; 285def no_code_completion_globals : Flag<["-"], "no-code-completion-globals">, 286 HelpText<"Do not include global declarations in code-completion results.">; 287def code_completion_brief_comments : Flag<["-"], "code-completion-brief-comments">, 288 HelpText<"Include brief documentation comments in code-completion results.">; 289def disable_free : Flag<["-"], "disable-free">, 290 HelpText<"Disable freeing of memory on exit">; 291def load : Separate<["-"], "load">, MetaVarName<"<dsopath>">, 292 HelpText<"Load the named plugin (dynamic shared object)">; 293def plugin : Separate<["-"], "plugin">, MetaVarName<"<name>">, 294 HelpText<"Use the named plugin action instead of the default action (use \"help\" to list available options)">; 295def plugin_arg : JoinedAndSeparate<["-"], "plugin-arg-">, 296 MetaVarName<"<name> <arg>">, 297 HelpText<"Pass <arg> to plugin <name>">; 298def add_plugin : Separate<["-"], "add-plugin">, MetaVarName<"<name>">, 299 HelpText<"Use the named plugin action in addition to the default action">; 300def version : Flag<["-"], "version">, 301 HelpText<"Print the compiler version">; 302def 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.">; 307def ast_dump_lookups : Flag<["-"], "ast-dump-lookups">, 308 HelpText<"Include name lookup table dumps in AST dumps">; 309def fno_modules_global_index : Flag<["-"], "fno-modules-global-index">, 310 HelpText<"Do not automatically generate or update the global module index">; 311 312let Group = Action_Group in { 313 314def Eonly : Flag<["-"], "Eonly">, 315 HelpText<"Just run preprocessor, no output (for timings)">; 316def dump_raw_tokens : Flag<["-"], "dump-raw-tokens">, 317 HelpText<"Lex file in raw mode and dump raw tokens">; 318def analyze : Flag<["-"], "analyze">, 319 HelpText<"Run static analysis engine">; 320def dump_tokens : Flag<["-"], "dump-tokens">, 321 HelpText<"Run preprocessor, dump internal rep of tokens">; 322def init_only : Flag<["-"], "init-only">, 323 HelpText<"Only execute frontend initialization">; 324def fixit : Flag<["-"], "fixit">, 325 HelpText<"Apply fix-it advice to the input source">; 326def fixit_EQ : Joined<["-"], "fixit=">, 327 HelpText<"Apply fix-it advice creating a file with the given suffix">; 328def print_preamble : Flag<["-"], "print-preamble">, 329 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit" 330 " precompiled headers.">; 331def emit_html : Flag<["-"], "emit-html">, 332 HelpText<"Output input source as HTML">; 333def ast_print : Flag<["-"], "ast-print">, 334 HelpText<"Build ASTs and then pretty-print them">; 335def ast_list : Flag<["-"], "ast-list">, 336 HelpText<"Build ASTs and print the list of declaration node qualified names">; 337def ast_dump : Flag<["-"], "ast-dump">, 338 HelpText<"Build ASTs and then debug dump them">; 339def ast_view : Flag<["-"], "ast-view">, 340 HelpText<"Build ASTs and view them with GraphViz">; 341def print_decl_contexts : Flag<["-"], "print-decl-contexts">, 342 HelpText<"Print DeclContexts and their Decls">; 343def emit_module : Flag<["-"], "emit-module">, 344 HelpText<"Generate pre-compiled module file from a module map">; 345def emit_pth : Flag<["-"], "emit-pth">, 346 HelpText<"Generate pre-tokenized header file">; 347def emit_pch : Flag<["-"], "emit-pch">, 348 HelpText<"Generate pre-compiled header file">; 349def emit_llvm_bc : Flag<["-"], "emit-llvm-bc">, 350 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 351def emit_llvm_only : Flag<["-"], "emit-llvm-only">, 352 HelpText<"Build ASTs and convert to LLVM, discarding output">; 353def emit_codegen_only : Flag<["-"], "emit-codegen-only">, 354 HelpText<"Generate machine code, but discard output">; 355def emit_obj : Flag<["-"], "emit-obj">, 356 HelpText<"Emit native object files">; 357def rewrite_test : Flag<["-"], "rewrite-test">, 358 HelpText<"Rewriter playground">; 359def rewrite_macros : Flag<["-"], "rewrite-macros">, 360 HelpText<"Expand macros without full preprocessing">; 361def migrate : Flag<["-"], "migrate">, 362 HelpText<"Migrate source code">; 363} 364 365def mt_migrate_directory : Separate<["-"], "mt-migrate-directory">, 366 HelpText<"Directory for temporary files produced during ARC or ObjC migration">; 367def arcmt_check : Flag<["-"], "arcmt-check">, 368 HelpText<"Check for ARC migration issues that need manual handling">; 369def arcmt_modify : Flag<["-"], "arcmt-modify">, 370 HelpText<"Apply modifications to files to conform to ARC">; 371def arcmt_migrate : Flag<["-"], "arcmt-migrate">, 372 HelpText<"Apply modifications and produces temporary files that conform to ARC">; 373 374def print_stats : Flag<["-"], "print-stats">, 375 HelpText<"Print performance metrics and statistics">; 376def fdump_record_layouts : Flag<["-"], "fdump-record-layouts">, 377 HelpText<"Dump record layout information">; 378def fdump_record_layouts_simple : Flag<["-"], "fdump-record-layouts-simple">, 379 HelpText<"Dump record layout information in a simple form used for testing">; 380def fix_what_you_can : Flag<["-"], "fix-what-you-can">, 381 HelpText<"Apply fix-it advice even in the presence of unfixable errors">; 382def fix_only_warnings : Flag<["-"], "fix-only-warnings">, 383 HelpText<"Apply fix-it advice only for warnings, not errors">; 384def fixit_recompile : Flag<["-"], "fixit-recompile">, 385 HelpText<"Apply fix-it changes and recompile">; 386def fixit_to_temp : Flag<["-"], "fixit-to-temporary">, 387 HelpText<"Apply fix-it changes to temporary files">; 388 389def foverride_record_layout_EQ : Joined<["-"], "foverride-record-layout=">, 390 HelpText<"Override record layouts with those in the given file">; 391 392//===----------------------------------------------------------------------===// 393// Language Options 394//===----------------------------------------------------------------------===// 395 396def fblocks_runtime_optional : Flag<["-"], "fblocks-runtime-optional">, 397 HelpText<"Weakly link in the blocks runtime">; 398def fsjlj_exceptions : Flag<["-"], "fsjlj-exceptions">, 399 HelpText<"Use SjLj style exceptions">; 400def fhidden_weak_vtables : Flag<["-"], "fhidden-weak-vtables">, 401 HelpText<"Generate weak vtables and RTTI with hidden visibility">; 402def main_file_name : Separate<["-"], "main-file-name">, 403 HelpText<"Main file name to use for debug info">; 404def split_dwarf_file : Separate<["-"], "split-dwarf-file">, 405 HelpText<"File name to use for split dwarf debug info output">; 406def fno_wchar : Flag<["-"], "fno-wchar">, 407 HelpText<"Disable C++ builtin type wchar_t">; 408def fconstant_string_class : Separate<["-"], "fconstant-string-class">, 409 MetaVarName<"<class name>">, 410 HelpText<"Specify the class to use for constant Objective-C string objects.">; 411def fobjc_arc_cxxlib_EQ : Joined<["-"], "fobjc-arc-cxxlib=">, 412 HelpText<"Objective-C++ Automatic Reference Counting standard library kind">; 413def fobjc_runtime_has_weak : Flag<["-"], "fobjc-runtime-has-weak">, 414 HelpText<"The target Objective-C runtime supports ARC weak operations">; 415def fobjc_dispatch_method_EQ : Joined<["-"], "fobjc-dispatch-method=">, 416 HelpText<"Objective-C dispatch method to use">; 417def disable_objc_default_synthesize_properties : Flag<["-"], "disable-objc-default-synthesize-properties">, 418 HelpText<"disable the default synthesis of Objective-C properties">; 419def fencode_extended_block_signature : Flag<["-"], "fencode-extended-block-signature">, 420 HelpText<"enable extended encoding of block type signature">; 421def pic_level : Separate<["-"], "pic-level">, 422 HelpText<"Value for __PIC__">; 423def pie_level : Separate<["-"], "pie-level">, 424 HelpText<"Value for __PIE__">; 425def fno_validate_pch : Flag<["-"], "fno-validate-pch">, 426 HelpText<"Disable validation of precompiled headers">; 427def dump_deserialized_pch_decls : Flag<["-"], "dump-deserialized-decls">, 428 HelpText<"Dump declarations that are deserialized from PCH, for testing">; 429def error_on_deserialized_pch_decl : Separate<["-"], "error-on-deserialized-decl">, 430 HelpText<"Emit error if a specific declaration is deserialized from PCH, for testing">; 431def error_on_deserialized_pch_decl_EQ : Joined<["-"], "error-on-deserialized-decl=">, 432 Alias<error_on_deserialized_pch_decl>; 433def static_define : Flag<["-"], "static-define">, 434 HelpText<"Should __STATIC__ be defined">; 435def stack_protector : Separate<["-"], "stack-protector">, 436 HelpText<"Enable stack protectors">; 437def stack_protector_buffer_size : Separate<["-"], "stack-protector-buffer-size">, 438 HelpText<"Lower bound for a buffer to be considered for stack protection">; 439def fvisibility : Separate<["-"], "fvisibility">, 440 HelpText<"Default type and symbol visibility">; 441def ftype_visibility : Separate<["-"], "ftype-visibility">, 442 HelpText<"Default type visibility">; 443def ftemplate_depth : Separate<["-"], "ftemplate-depth">, 444 HelpText<"Maximum depth of recursive template instantiation">; 445def foperator_arrow_depth : Separate<["-"], "foperator-arrow-depth">, 446 HelpText<"Maximum number of 'operator->'s to call for a member access">; 447def fconstexpr_depth : Separate<["-"], "fconstexpr-depth">, 448 HelpText<"Maximum depth of recursive constexpr function calls">; 449def fconstexpr_steps : Separate<["-"], "fconstexpr-steps">, 450 HelpText<"Maximum number of steps in constexpr function evaluation">; 451def fbracket_depth : Separate<["-"], "fbracket-depth">, 452 HelpText<"Maximum nesting level for parentheses, brackets, and braces">; 453def fconst_strings : Flag<["-"], "fconst-strings">, 454 HelpText<"Use a const qualified type for string literals in C and ObjC">; 455def fno_const_strings : Flag<["-"], "fno-const-strings">, 456 HelpText<"Don't use a const qualified type for string literals in C and ObjC">; 457def fno_bitfield_type_align : Flag<["-"], "fno-bitfield-type-align">, 458 HelpText<"Ignore bit-field types when aligning structures">; 459def ffake_address_space_map : Flag<["-"], "ffake-address-space-map">, 460 HelpText<"Use a fake address space map; OpenCL testing purposes only">; 461def 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">; 463def funknown_anytype : Flag<["-"], "funknown-anytype">, 464 HelpText<"Enable parser support for the __unknown_anytype type; for testing purposes only">; 465def fdebugger_support : Flag<["-"], "fdebugger-support">, 466 HelpText<"Enable special debugger support behavior">; 467def fdebugger_cast_result_to_id : Flag<["-"], "fdebugger-cast-result-to-id">, 468 HelpText<"Enable casting unknown expression results to id">; 469def fdebugger_objc_literal : Flag<["-"], "fdebugger-objc-literal">, 470 HelpText<"Enable special debugger support for Objective-C subscripting and literals">; 471def fdeprecated_macro : Flag<["-"], "fdeprecated-macro">, 472 HelpText<"Defines the __DEPRECATED macro">; 473def fno_deprecated_macro : Flag<["-"], "fno-deprecated-macro">, 474 HelpText<"Undefines the __DEPRECATED macro">; 475def fsized_deallocation : Flag<["-"], "fsized-deallocation">, 476 HelpText<"Enable C++1y sized global deallocation functions">; 477def fobjc_subscripting_legacy_runtime : Flag<["-"], "fobjc-subscripting-legacy-runtime">, 478 HelpText<"Allow Objective-C array and dictionary subscripting in legacy runtime">; 479 480//===----------------------------------------------------------------------===// 481// Header Search Options 482//===----------------------------------------------------------------------===// 483 484def nostdsysteminc : Flag<["-"], "nostdsysteminc">, 485 HelpText<"Disable standard system #include directories">; 486def fdisable_module_hash : Flag<["-"], "fdisable-module-hash">, 487 HelpText<"Disable the module hash">; 488def c_isystem : JoinedOrSeparate<["-"], "c-isystem">, MetaVarName<"<directory>">, 489 HelpText<"Add directory to the C SYSTEM include search path">; 490def objc_isystem : JoinedOrSeparate<["-"], "objc-isystem">, 491 MetaVarName<"<directory>">, 492 HelpText<"Add directory to the ObjC SYSTEM include search path">; 493def objcxx_isystem : JoinedOrSeparate<["-"], "objcxx-isystem">, 494 MetaVarName<"<directory>">, 495 HelpText<"Add directory to the ObjC++ SYSTEM include search path">; 496def 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.">; 501def 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' " 506 "paths.">; 507def isystem_prefix : JoinedOrSeparate<["-"], "isystem-prefix">, 508 MetaVarName<"<prefix>">, 509 HelpText<"Treat all #include paths starting with <prefix> as including a " 510 "system header.">; 511def ino_system_prefix : JoinedOrSeparate<["-"], "ino-system-prefix">, 512 MetaVarName<"<prefix>">, 513 HelpText<"Treat all #include paths starting with <prefix> as not including a " 514 "system header.">; 515 516//===----------------------------------------------------------------------===// 517// Preprocessor Options 518//===----------------------------------------------------------------------===// 519 520def include_pth : Separate<["-"], "include-pth">, MetaVarName<"<file>">, 521 HelpText<"Include file before parsing">; 522def chain_include : Separate<["-"], "chain-include">, MetaVarName<"<file>">, 523 HelpText<"Include and chain a header file after turning it into PCH">; 524def 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">; 527def token_cache : Separate<["-"], "token-cache">, MetaVarName<"<path>">, 528 HelpText<"Use specified token cache file">; 529def detailed_preprocessing_record : Flag<["-"], "detailed-preprocessing-record">, 530 HelpText<"include a detailed record of preprocessing actions">; 531 532//===----------------------------------------------------------------------===// 533// OpenCL Options 534//===----------------------------------------------------------------------===// 535 536def cl_opt_disable : Flag<["-"], "cl-opt-disable">, 537 HelpText<"OpenCL only. This option disables all optimizations. The default is optimizations are enabled.">; 538def cl_single_precision_constant : Flag<["-"], "cl-single-precision-constant">, 539 HelpText<"OpenCL only. Treat double precision floating-point constant as single precision constant.">; 540def 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.">; 542def 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">; 544def 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__">; 546def cl_mad_enable : Flag<["-"], "cl-mad-enable">, 547 HelpText<"OpenCL only. Enable less precise MAD instructions to be generated.">; 548def cl_std_EQ : Joined<["-"], "cl-std=">, 549 HelpText<"OpenCL language standard to compile for">; 550 551//===----------------------------------------------------------------------===// 552// CUDA Options 553//===----------------------------------------------------------------------===// 554 555def fcuda_is_device : Flag<["-"], "fcuda-is-device">, 556 HelpText<"Generate code for CUDA device">; 557 558} // let Flags = [CC1Option] 559