CC1Options.td revision 171af64ef10ae816ed2a4f15f5d17aca1d71769f
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] 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 target_feature : Separate<"-target-feature">, 27 HelpText<"Target specific attributes">; 28def target_linker_version : Separate<"-target-linker-version">, 29 HelpText<"Target linker version">; 30def triple : Separate<"-triple">, 31 HelpText<"Specify target triple (e.g. i686-apple-darwin9)">; 32def triple_EQ : Joined<"-triple=">, Alias<triple>; 33 34//===----------------------------------------------------------------------===// 35// Analyzer Options 36//===----------------------------------------------------------------------===// 37 38def analysis_UnoptimizedCFG : Flag<"-unoptimized-cfg">, 39 HelpText<"Generate unoptimized CFGs for all analyses">; 40def analysis_CFGAddImplicitDtors : Flag<"-cfg-add-implicit-dtors">, 41 HelpText<"Add C++ implicit destructors to CFGs for all analyses">; 42def analysis_CFGAddInitializers : Flag<"-cfg-add-initializers">, 43 HelpText<"Add C++ initializers 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 analyzer_no_eagerly_trim_egraph : Flag<"-analyzer-no-eagerly-trim-egraph">, 75 HelpText<"Don't eagerly remove uninteresting ExplodedNodes from the ExplodedGraph">; 76def trim_egraph : Flag<"-trim-egraph">, 77 HelpText<"Only show error-related paths in the analysis graph">; 78def analyzer_viz_egraph_graphviz : Flag<"-analyzer-viz-egraph-graphviz">, 79 HelpText<"Display exploded graph using GraphViz">; 80def analyzer_viz_egraph_ubigraph : Flag<"-analyzer-viz-egraph-ubigraph">, 81 HelpText<"Display exploded graph using Ubigraph">; 82 83def analyzer_inline_max_stack_depth : Separate<"-analyzer-inline-max-stack-depth">, 84 HelpText<"Bound on stack depth while inlining (4 by default)">; 85def analyzer_inline_max_stack_depth_EQ : Joined<"-analyzer-inline-max-stack-depth=">, 86 Alias<analyzer_inline_max_stack_depth>; 87 88def analyzer_inline_max_function_size : Separate<"-analyzer-inline-max-function-size">, 89 HelpText<"Bound on the number of basic blocks in an inlined function (200 by default)">; 90def analyzer_inline_max_function_size_EQ : Joined<"-analyzer-inline-max-function-size=">, 91 Alias<analyzer_inline_max_function_size>; 92 93def analyzer_ipa : Separate<"-analyzer-ipa">, 94 HelpText<"Specify the inter-procedural analysis mode">; 95def analyzer_ipa_EQ : Joined<"-analyzer-ipa=">, Alias<analyzer_ipa>; 96 97def analyzer_inlining_mode : Separate<"-analyzer-inlining-mode">, 98 HelpText<"Specify the function selection heuristic used during inlining">; 99def analyzer_inlining_mode_EQ : Joined<"-analyzer-inlining-mode=">, Alias<analyzer_inlining_mode>; 100 101def analyzer_disable_retry_exhausted : Flag<"-analyzer-disable-retry-exhausted">, 102 HelpText<"Do not re-analyze paths leading to exhausted nodes with a different strategy (may decrease code coverage)">; 103 104def analyzer_max_nodes : Separate<"-analyzer-max-nodes">, 105 HelpText<"The maximum number of nodes the analyzer can generate (150000 default, 0 = no limit)">; 106def analyzer_max_loop : Separate<"-analyzer-max-loop">, 107 HelpText<"The maximum number of times the analyzer will go through a loop">; 108def analyzer_stats : Flag<"-analyzer-stats">, 109 HelpText<"Print internal analyzer statistics.">; 110 111def analyzer_checker : Separate<"-analyzer-checker">, 112 HelpText<"Choose analyzer checkers to enable">; 113def analyzer_checker_EQ : Joined<"-analyzer-checker=">, 114 Alias<analyzer_checker>; 115 116def analyzer_disable_checker : Separate<"-analyzer-disable-checker">, 117 HelpText<"Choose analyzer checkers to disable">; 118def analyzer_disable_checker_EQ : Joined<"-analyzer-disable-checker=">, 119 Alias<analyzer_disable_checker>; 120 121def analyzer_checker_help : Flag<"-analyzer-checker-help">, 122 HelpText<"Display the list of analyzer checkers that are available">; 123 124//===----------------------------------------------------------------------===// 125// Migrator Options 126//===----------------------------------------------------------------------===// 127def migrator_no_nsalloc_error : Flag<"-no-ns-alloc-error">, 128 HelpText<"Do not error on use of NSAllocateCollectable/NSReallocateCollectable">; 129 130def migrator_no_finalize_removal : Flag<"-no-finalize-removal">, 131 HelpText<"Do not remove finalize method in gc mode">; 132 133//===----------------------------------------------------------------------===// 134// CodeGen Options 135//===----------------------------------------------------------------------===// 136 137def disable_llvm_optzns : Flag<"-disable-llvm-optzns">, 138 HelpText<"Don't run LLVM optimization passes">; 139def disable_llvm_verifier : Flag<"-disable-llvm-verifier">, 140 HelpText<"Don't run the LLVM IR verifier pass">; 141def disable_red_zone : Flag<"-disable-red-zone">, 142 HelpText<"Do not emit code that uses the red zone.">; 143def fdebug_compilation_dir : Separate<"-fdebug-compilation-dir">, 144 HelpText<"The compilation directory to embed in the debug info.">; 145def dwarf_debug_flags : Separate<"-dwarf-debug-flags">, 146 HelpText<"The string to embed in the Dwarf debug flags record.">; 147def fforbid_guard_variables : Flag<"-fforbid-guard-variables">, 148 HelpText<"Emit an error if a C++ static local initializer would need a guard variable">; 149def no_implicit_float : Flag<"-no-implicit-float">, 150 HelpText<"Don't generate implicit floating point instructions">; 151def fdump_vtable_layouts : Flag<"-fdump-vtable-layouts">, 152 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 153def femit_coverage_notes : Flag<"-femit-coverage-notes">, 154 HelpText<"Emit a gcov coverage notes file when compiling.">; 155def femit_coverage_data: Flag<"-femit-coverage-data">, 156 HelpText<"Instrument the program to emit gcov coverage data when run.">; 157def coverage_file : Separate<"-coverage-file">, 158 HelpText<"Emit coverage data to this filename. The extension will be replaced.">; 159def coverage_file_EQ : Joined<"-coverage-file=">, Alias<coverage_file>; 160def fuse_register_sized_bitfield_access: Flag<"-fuse-register-sized-bitfield-access">, 161 HelpText<"Use register sized accesses to bit-fields, when possible.">; 162def relaxed_aliasing : Flag<"-relaxed-aliasing">, 163 HelpText<"Turn off Type Based Alias Analysis">; 164def masm_verbose : Flag<"-masm-verbose">, 165 HelpText<"Generate verbose assembly output">; 166def mcode_model : Separate<"-mcode-model">, 167 HelpText<"The code model to use">; 168def mdebug_pass : Separate<"-mdebug-pass">, 169 HelpText<"Enable additional debug output">; 170def mdisable_fp_elim : Flag<"-mdisable-fp-elim">, 171 HelpText<"Disable frame pointer elimination optimization">; 172def mdisable_tail_calls : Flag<"-mdisable-tail-calls">, 173 HelpText<"Disable tail call optimization, keeping the call stack accurate">; 174def menable_no_infinities : Flag<"-menable-no-infs">, 175 HelpText<"Allow optimization to assume there are no infinities.">; 176def menable_no_nans : Flag<"-menable-no-nans">, 177 HelpText<"Allow optimization to assume there are no NaNs.">; 178def menable_unsafe_fp_math : Flag<"-menable-unsafe-fp-math">, 179 HelpText<"Allow unsafe floating-point math optimizations which may decrease " 180 "precision">; 181def mfloat_abi : Separate<"-mfloat-abi">, 182 HelpText<"The float ABI to use">; 183def mlimit_float_precision : Separate<"-mlimit-float-precision">, 184 HelpText<"Limit float precision to the given value">; 185def mno_exec_stack : Flag<"-mnoexecstack">, 186 HelpText<"Mark the file as not needing an executable stack">; 187def mno_zero_initialized_in_bss : Flag<"-mno-zero-initialized-in-bss">, 188 HelpText<"Do not put zero initialized data in the BSS">; 189def backend_option : Separate<"-backend-option">, 190 HelpText<"Additional arguments to forward to LLVM backend (during code gen)">; 191def mregparm : Separate<"-mregparm">, 192 HelpText<"Limit the number of registers available for integer arguments">; 193def msave_temp_labels : Flag<"-msave-temp-labels">, 194 HelpText<"(integrated-as) Save temporary labels">; 195def mrelocation_model : Separate<"-mrelocation-model">, 196 HelpText<"The relocation model to use">; 197def munwind_tables : Flag<"-munwind-tables">, 198 HelpText<"Generate unwinding tables for all functions">; 199def fuse_init_array : Flag<"-fuse-init-array">, 200 HelpText<"Use .init_array instead of .ctors">; 201def mconstructor_aliases : Flag<"-mconstructor-aliases">, 202 HelpText<"Emit complete constructors and destructors as aliases when possible">; 203def mlink_bitcode_file : Separate<"-mlink-bitcode-file">, 204 HelpText<"Link the given bitcode file before performing optimizations.">; 205 206//===----------------------------------------------------------------------===// 207// Dependency Output Options 208//===----------------------------------------------------------------------===// 209 210def sys_header_deps : Flag<"-sys-header-deps">, 211 HelpText<"Include system headers in dependency output">; 212def header_include_file : Separate<"-header-include-file">, 213 HelpText<"Filename (or -) to write header include output to">; 214 215//===----------------------------------------------------------------------===// 216// Diagnostic Options 217//===----------------------------------------------------------------------===// 218 219def dump_build_information : Separate<"-dump-build-information">, 220 MetaVarName<"<filename>">, 221 HelpText<"output a dump of some build information to a file">; 222def diagnostic_log_file : Separate<"-diagnostic-log-file">, 223 HelpText<"Filename (or -) to log diagnostics to">; 224def diagnostic_serialized_file : Separate<"-serialize-diagnostic-file">, 225 MetaVarName<"<filename>">, 226 HelpText<"File for serializing diagnostics in a binary format">; 227 228def fdiagnostics_format : Separate<"-fdiagnostics-format">, 229 HelpText<"Change diagnostic formatting to match IDE and command line tools">; 230def fdiagnostics_show_category : Separate<"-fdiagnostics-show-category">, 231 HelpText<"Print diagnostic category">; 232def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">, 233 HelpText<"Set the tab stop distance.">; 234def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">, 235 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 236def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">, 237 HelpText<"Set the maximum number of entries to print in a macro expansion backtrace (0 = no limit).">; 238def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">, 239 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">; 240def fconstexpr_backtrace_limit : Separate<"-fconstexpr-backtrace-limit">, MetaVarName<"<N>">, 241 HelpText<"Set the maximum number of entries to print in a constexpr evaluation backtrace (0 = no limit).">; 242def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">, 243 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 244def Wno_rewrite_macros : Flag<"-Wno-rewrite-macros">, 245 HelpText<"Silence ObjC rewriting warnings">; 246 247//===----------------------------------------------------------------------===// 248// Frontend Options 249//===----------------------------------------------------------------------===// 250 251// This isn't normally used, it is just here so we can parse a 252// CompilerInvocation out of a driver-derived argument vector. 253def cc1 : Flag<"-cc1">; 254 255def ast_merge : Separate<"-ast-merge">, 256 MetaVarName<"<ast file>">, 257 HelpText<"Merge the given AST file into the translation unit being compiled.">; 258def code_completion_at : Separate<"-code-completion-at">, 259 MetaVarName<"<file>:<line>:<column>">, 260 HelpText<"Dump code-completion information at a location">; 261def remap_file : Separate<"-remap-file">, 262 MetaVarName<"<from>;<to>">, 263 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">; 264def code_completion_at_EQ : Joined<"-code-completion-at=">, 265 Alias<code_completion_at>; 266def code_completion_macros : Flag<"-code-completion-macros">, 267 HelpText<"Include macros in code-completion results">; 268def code_completion_patterns : Flag<"-code-completion-patterns">, 269 HelpText<"Include code patterns in code-completion results">; 270def no_code_completion_globals : Flag<"-no-code-completion-globals">, 271 HelpText<"Do not include global declarations in code-completion results.">; 272def code_completion_brief_comments : Flag<"-code-completion-brief-comments">, 273 HelpText<"Include brief documentation comments in code-completion results.">; 274def disable_free : Flag<"-disable-free">, 275 HelpText<"Disable freeing of memory on exit">; 276def load : Separate<"-load">, MetaVarName<"<dsopath>">, 277 HelpText<"Load the named plugin (dynamic shared object)">; 278def plugin : Separate<"-plugin">, MetaVarName<"<name>">, 279 HelpText<"Use the named plugin action instead of the default action (use \"help\" to list available options)">; 280def plugin_arg : JoinedAndSeparate<"-plugin-arg-">, 281 MetaVarName<"<name> <arg>">, 282 HelpText<"Pass <arg> to plugin <name>">; 283def add_plugin : Separate<"-add-plugin">, MetaVarName<"<name>">, 284 HelpText<"Use the named plugin action in addition to the default action">; 285def resource_dir : Separate<"-resource-dir">, 286 HelpText<"The directory which holds the compiler resource files">; 287def version : Flag<"-version">, 288 HelpText<"Print the compiler version">; 289def ast_dump_filter : Separate<"-ast-dump-filter">, 290 MetaVarName<"<dump_filter>">, 291 HelpText<"Use with -ast-dump or -ast-print to dump/print only AST declaration" 292 " nodes having a certain substring in a qualified name. Use" 293 " -ast-list to list all filterable declaration node names.">; 294 295let Group = Action_Group in { 296 297def Eonly : Flag<"-Eonly">, 298 HelpText<"Just run preprocessor, no output (for timings)">; 299def dump_raw_tokens : Flag<"-dump-raw-tokens">, 300 HelpText<"Lex file in raw mode and dump raw tokens">; 301def analyze : Flag<"-analyze">, 302 HelpText<"Run static analysis engine">; 303def dump_tokens : Flag<"-dump-tokens">, 304 HelpText<"Run preprocessor, dump internal rep of tokens">; 305def init_only : Flag<"-init-only">, 306 HelpText<"Only execute frontend initialization">; 307def fixit : Flag<"-fixit">, 308 HelpText<"Apply fix-it advice to the input source">; 309def fixit_EQ : Joined<"-fixit=">, 310 HelpText<"Apply fix-it advice creating a file with the given suffix">; 311def print_preamble : Flag<"-print-preamble">, 312 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit" 313 " precompiled headers.">; 314def emit_html : Flag<"-emit-html">, 315 HelpText<"Output input source as HTML">; 316def ast_print : Flag<"-ast-print">, 317 HelpText<"Build ASTs and then pretty-print them">; 318def ast_list : Flag<"-ast-list">, 319 HelpText<"Build ASTs and print the list of declaration node qualified names">; 320def ast_dump : Flag<"-ast-dump">, 321 HelpText<"Build ASTs and then debug dump them">; 322def ast_dump_xml : Flag<"-ast-dump-xml">, 323 HelpText<"Build ASTs and then debug dump them in a verbose XML format">; 324def ast_view : Flag<"-ast-view">, 325 HelpText<"Build ASTs and view them with GraphViz">; 326def print_decl_contexts : Flag<"-print-decl-contexts">, 327 HelpText<"Print DeclContexts and their Decls">; 328def emit_module : Flag<"-emit-module">, 329 HelpText<"Generate pre-compiled module file from a module map">; 330def emit_pth : Flag<"-emit-pth">, 331 HelpText<"Generate pre-tokenized header file">; 332def emit_pch : Flag<"-emit-pch">, 333 HelpText<"Generate pre-compiled header file">; 334def emit_llvm_bc : Flag<"-emit-llvm-bc">, 335 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 336def emit_llvm_only : Flag<"-emit-llvm-only">, 337 HelpText<"Build ASTs and convert to LLVM, discarding output">; 338def emit_codegen_only : Flag<"-emit-codegen-only">, 339 HelpText<"Generate machine code, but discard output">; 340def emit_obj : Flag<"-emit-obj">, 341 HelpText<"Emit native object files">; 342def rewrite_test : Flag<"-rewrite-test">, 343 HelpText<"Rewriter playground">; 344def rewrite_macros : Flag<"-rewrite-macros">, 345 HelpText<"Expand macros without full preprocessing">; 346def migrate : Flag<"-migrate">, 347 HelpText<"Migrate source code">; 348} 349 350def mt_migrate_directory : Separate<"-mt-migrate-directory">, 351 HelpText<"Directory for temporary files produced during ARC or ObjC migration">; 352def arcmt_check : Flag<"-arcmt-check">, 353 HelpText<"Check for ARC migration issues that need manual handling">; 354def arcmt_modify : Flag<"-arcmt-modify">, 355 HelpText<"Apply modifications to files to conform to ARC">; 356def arcmt_migrate : Flag<"-arcmt-migrate">, 357 HelpText<"Apply modifications and produces temporary files that conform to ARC">; 358 359def relocatable_pch : Flag<"-relocatable-pch">, 360 HelpText<"Whether to build a relocatable precompiled header">; 361def print_stats : Flag<"-print-stats">, 362 HelpText<"Print performance metrics and statistics">; 363def fdump_record_layouts : Flag<"-fdump-record-layouts">, 364 HelpText<"Dump record layout information">; 365def fdump_record_layouts_simple : Flag<"-fdump-record-layouts-simple">, 366 HelpText<"Dump record layout information in a simple form used for testing">; 367def fix_what_you_can : Flag<"-fix-what-you-can">, 368 HelpText<"Apply fix-it advice even in the presence of unfixable errors">; 369def fix_only_warnings : Flag<"-fix-only-warnings">, 370 HelpText<"Apply fix-it advice only for warnings, not errors">; 371def fixit_recompile : Flag<"-fixit-recompile">, 372 HelpText<"Apply fix-it changes and recompile">; 373def fixit_to_temp : Flag<"-fixit-to-temporary">, 374 HelpText<"Apply fix-it changes to temporary files">; 375 376def foverride_record_layout_EQ : Joined<"-foverride-record-layout=">, 377 HelpText<"Override record layouts with those in the given file">; 378 379//===----------------------------------------------------------------------===// 380// Language Options 381//===----------------------------------------------------------------------===// 382 383def fblocks_runtime_optional : Flag<"-fblocks-runtime-optional">, 384 HelpText<"Weakly link in the blocks runtime">; 385def fsjlj_exceptions : Flag<"-fsjlj-exceptions">, 386 HelpText<"Use SjLj style exceptions">; 387def fhidden_weak_vtables : Flag<"-fhidden-weak-vtables">, 388 HelpText<"Generate weak vtables and RTTI with hidden visibility">; 389def main_file_name : Separate<"-main-file-name">, 390 HelpText<"Main file name to use for debug info">; 391def fno_signed_char : Flag<"-fno-signed-char">, 392 HelpText<"Char is unsigned">; 393def fconstant_string_class : Separate<"-fconstant-string-class">, 394 MetaVarName<"<class name>">, 395 HelpText<"Specify the class to use for constant Objective-C string objects.">; 396def fobjc_arc_cxxlib_EQ : Joined<"-fobjc-arc-cxxlib=">, 397 HelpText<"Objective-C++ Automatic Reference Counting standard library kind">; 398def fobjc_runtime_has_weak : Flag<"-fobjc-runtime-has-weak">, 399 HelpText<"The target Objective-C runtime supports ARC weak operations">; 400def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">, 401 HelpText<"Objective-C dispatch method to use">; 402def fobjc_default_synthesize_properties : Flag<"-fobjc-default-synthesize-properties">, 403 HelpText<"enable the default synthesis of Objective-C properties">; 404def pic_level : Separate<"-pic-level">, 405 HelpText<"Value for __PIC__">; 406def pie_level : Separate<"-pie-level">, 407 HelpText<"Value for __PIE__">; 408def fno_validate_pch : Flag<"-fno-validate-pch">, 409 HelpText<"Disable validation of precompiled headers">; 410def dump_deserialized_pch_decls : Flag<"-dump-deserialized-decls">, 411 HelpText<"Dump declarations that are deserialized from PCH, for testing">; 412def error_on_deserialized_pch_decl : Separate<"-error-on-deserialized-decl">, 413 HelpText<"Emit error if a specific declaration is deserialized from PCH, for testing">; 414def error_on_deserialized_pch_decl_EQ : Joined<"-error-on-deserialized-decl=">, 415 Alias<error_on_deserialized_pch_decl>; 416def static_define : Flag<"-static-define">, 417 HelpText<"Should __STATIC__ be defined">; 418def stack_protector : Separate<"-stack-protector">, 419 HelpText<"Enable stack protectors">; 420def fvisibility : Separate<"-fvisibility">, 421 HelpText<"Default symbol visibility">; 422def ftemplate_depth : Separate<"-ftemplate-depth">, 423 HelpText<"Maximum depth of recursive template instantiation">; 424def fconstexpr_depth : Separate<"-fconstexpr-depth">, 425 HelpText<"Maximum depth of recursive constexpr function calls">; 426def fconst_strings : Flag<"-fconst-strings">, 427 HelpText<"Use a const qualified type for string literals in C and ObjC">; 428def fno_const_strings : Flag<"-fno-const-strings">, 429 HelpText<"Don't use a const qualified type for string literals in C and ObjC">; 430def fno_bitfield_type_align : Flag<"-fno-bitfield-type-align">, 431 HelpText<"Ignore bit-field types when aligning structures">; 432def ffake_address_space_map : Flag<"-ffake-address-space-map">, 433 HelpText<"Use a fake address space map; OpenCL testing purposes only">; 434def funknown_anytype : Flag<"-funknown-anytype">, 435 HelpText<"Enable parser support for the __unknown_anytype type; for testing purposes only">; 436def fdebugger_support : Flag<"-fdebugger-support">, 437 HelpText<"Enable special debugger support behavior">; 438def fdebugger_cast_result_to_id : Flag<"-fdebugger-cast-result-to-id">, 439 HelpText<"Enable casting unknown expression results to id">; 440def fdebugger_objc_literal : Flag<"-fdebugger-objc-literal">, 441 HelpText<"Enable special debugger support for Objective-C subscripting and literals">; 442def fdeprecated_macro : Flag<"-fdeprecated-macro">, 443 HelpText<"Defines the __DEPRECATED macro">; 444def fno_deprecated_macro : Flag<"-fno-deprecated-macro">, 445 HelpText<"Undefines the __DEPRECATED macro">; 446 447//===----------------------------------------------------------------------===// 448// Header Search Options 449//===----------------------------------------------------------------------===// 450 451def nostdsysteminc : Flag<"-nostdsysteminc">, 452 HelpText<"Disable standard system #include directories">; 453def fmodule_name : Joined<"-fmodule-name=">, 454 MetaVarName<"<name>">, 455 HelpText<"Specify the name of the module to build">; 456def fdisable_module_hash : Flag<"-fdisable-module-hash">, 457 HelpText<"Disable the module hash">; 458def c_isystem : JoinedOrSeparate<"-c-isystem">, MetaVarName<"<directory>">, 459 HelpText<"Add directory to the C SYSTEM include search path">; 460def objc_isystem : JoinedOrSeparate<"-objc-isystem">, 461 MetaVarName<"<directory>">, 462 HelpText<"Add directory to the ObjC SYSTEM include search path">; 463def objcxx_isystem : JoinedOrSeparate<"-objcxx-isystem">, 464 MetaVarName<"<directory>">, 465 HelpText<"Add directory to the ObjC++ SYSTEM include search path">; 466def internal_isystem : JoinedOrSeparate<"-internal-isystem">, 467 MetaVarName<"<directory>">, 468 HelpText<"Add directory to the internal system include search path; these " 469 "are assumed to not be user-provided and are used to model system " 470 "and standard headers' paths.">; 471def internal_externc_isystem : JoinedOrSeparate<"-internal-externc-isystem">, 472 MetaVarName<"<directory>">, 473 HelpText<"Add directory to the internal system include search path with " 474 "implicit extern \"C\" semantics; these are assumed to not be " 475 "user-provided and are used to model system and standard headers' " 476 "paths.">; 477def isystem_prefix : JoinedOrSeparate<"-isystem-prefix">, 478 MetaVarName<"<prefix>">, 479 HelpText<"Treat all #include paths starting with <prefix> as including a " 480 "system header.">; 481def ino_system_prefix : JoinedOrSeparate<"-ino-system-prefix">, 482 MetaVarName<"<prefix>">, 483 HelpText<"Treat all #include paths starting with <prefix> as not including a " 484 "system header.">; 485 486//===----------------------------------------------------------------------===// 487// Preprocessor Options 488//===----------------------------------------------------------------------===// 489 490def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">, 491 HelpText<"Include file before parsing">; 492def chain_include : Separate<"-chain-include">, MetaVarName<"<file>">, 493 HelpText<"Include and chain a header file after turning it into PCH">; 494def preamble_bytes_EQ : Joined<"-preamble-bytes=">, 495 HelpText<"Assume that the precompiled header is a precompiled preamble " 496 "covering the first N bytes of the main file">; 497def token_cache : Separate<"-token-cache">, MetaVarName<"<path>">, 498 HelpText<"Use specified token cache file">; 499def detailed_preprocessing_record : Flag<"-detailed-preprocessing-record">, 500 HelpText<"include a detailed record of preprocessing actions">; 501 502//===----------------------------------------------------------------------===// 503// OpenCL Options 504//===----------------------------------------------------------------------===// 505 506def cl_opt_disable : Flag<"-cl-opt-disable">, 507 HelpText<"OpenCL only. This option disables all optimizations. The default is optimizations are enabled.">; 508def cl_single_precision_constant : Flag<"-cl-single-precision-constant">, 509 HelpText<"OpenCL only. Treat double precision floating-point constant as single precision constant.">; 510def cl_finite_math_only : Flag<"-cl-finite-math-only">, 511 HelpText<"OpenCL only. Allow floating-point optimizations that assume arguments and results are not NaNs or +-Inf.">; 512def cl_unsafe_math_optimizations : Flag<"-cl-unsafe-math-optimizations">, 513 HelpText<"OpenCL only. Allow unsafe floating-point optimizations. Also implies -cl-no-signed-zeros and -cl-mad-enable">; 514def cl_fast_relaxed_math : Flag<"-cl-fast-relaxed-math">, 515 HelpText<"OpenCL only. Sets -cl-finite-math-only and -cl-unsafe-math-optimizations, and defines __FAST_RELAXED_MATH__">; 516def cl_mad_enable : Flag<"-cl-mad-enable">, 517 HelpText<"OpenCL only. Enable less precise MAD instructions to be generated.">; 518def cl_std_EQ : Joined<"-cl-std=">, 519 HelpText<"OpenCL language standard to compile for">; 520 521//===----------------------------------------------------------------------===// 522// CUDA Options 523//===----------------------------------------------------------------------===// 524 525def fcuda_is_device : Flag<"-fcuda-is-device">, 526 HelpText<"Generate code for CUDA device">; 527 528} // let Flags = [CC1Option] 529