CC1Options.td revision c2e70b46b686c8debb3020891a5593f298b053ae
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 14// Include the common option parsing interfaces. 15include "OptParser.td" 16 17//===----------------------------------------------------------------------===// 18// Target Options 19//===----------------------------------------------------------------------===// 20 21def cxx_abi : Separate<"-cxx-abi">, 22 HelpText<"Target a particular C++ ABI type">; 23def target_abi : Separate<"-target-abi">, 24 HelpText<"Target a particular ABI type">; 25def target_cpu : Separate<"-target-cpu">, 26 HelpText<"Target a specific cpu type">; 27def target_feature : Separate<"-target-feature">, 28 HelpText<"Target specific attributes">; 29def target_linker_version : Separate<"-target-linker-version">, 30 HelpText<"Target linker version">; 31def triple : Separate<"-triple">, 32 HelpText<"Specify target triple (e.g. i686-apple-darwin9)">; 33def triple_EQ : Joined<"-triple=">, Alias<triple>; 34 35//===----------------------------------------------------------------------===// 36// Analyzer Options 37//===----------------------------------------------------------------------===// 38 39def analysis_UnoptimizedCFG : Flag<"-unoptimized-cfg">, 40 HelpText<"Generate unoptimized CFGs for all analyses">; 41def analysis_CFGAddImplicitDtors : Flag<"-cfg-add-implicit-dtors">, 42 HelpText<"Add C++ implicit destructors to CFGs for all analyses">; 43def analysis_CFGAddInitializers : Flag<"-cfg-add-initializers">, 44 HelpText<"Add C++ initializers to CFGs for all analyses">; 45 46def analyzer_store : Separate<"-analyzer-store">, 47 HelpText<"Source Code Analysis - Abstract Memory Store Models">; 48def analyzer_store_EQ : Joined<"-analyzer-store=">, Alias<analyzer_store>; 49 50def analyzer_constraints : Separate<"-analyzer-constraints">, 51 HelpText<"Source Code Analysis - Symbolic Constraint Engines">; 52def analyzer_constraints_EQ : Joined<"-analyzer-constraints=">, 53 Alias<analyzer_constraints>; 54 55def analyzer_output : Separate<"-analyzer-output">, 56 HelpText<"Source Code Analysis - Output Options">; 57def analyzer_output_EQ : Joined<"-analyzer-output=">, 58 Alias<analyzer_output>; 59 60def analyzer_opt_analyze_headers : Flag<"-analyzer-opt-analyze-headers">, 61 HelpText<"Force the static analyzer to analyze functions defined in header files">; 62def analyzer_opt_analyze_nested_blocks : Flag<"-analyzer-opt-analyze-nested-blocks">, 63 HelpText<"Analyze the definitions of blocks in addition to functions">; 64def analyzer_display_progress : Flag<"-analyzer-display-progress">, 65 HelpText<"Emit verbose output about the analyzer's progress">; 66def analyze_function : Separate<"-analyze-function">, 67 HelpText<"Run analysis on specific function">; 68def analyze_function_EQ : Joined<"-analyze-function=">, Alias<analyze_function>; 69def analyzer_eagerly_assume : Flag<"-analyzer-eagerly-assume">, 70 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">; 71def analyzer_no_purge_dead : Flag<"-analyzer-no-purge-dead">, 72 HelpText<"Don't remove dead symbols, bindings, and constraints before processing a statement">; 73def analyzer_no_eagerly_trim_egraph : Flag<"-analyzer-no-eagerly-trim-egraph">, 74 HelpText<"Don't eagerly remove uninteresting ExplodedNodes from the ExplodedGraph">; 75def trim_egraph : Flag<"-trim-egraph">, 76 HelpText<"Only show error-related paths in the analysis graph">; 77def analyzer_viz_egraph_graphviz : Flag<"-analyzer-viz-egraph-graphviz">, 78 HelpText<"Display exploded graph using GraphViz">; 79def analyzer_viz_egraph_ubigraph : Flag<"-analyzer-viz-egraph-ubigraph">, 80 HelpText<"Display exploded graph using Ubigraph">; 81def analyzer_inline_call : Flag<"-analyzer-inline-call">, 82 HelpText<"Experimental transfer function inlining callees when its definition is available.">; 83def analyzer_max_nodes : Separate<"-analyzer-max-nodes">, 84 HelpText<"The maximum number of nodes the analyzer can generate (150000 default, 0 = no limit)">; 85def analyzer_max_loop : Separate<"-analyzer-max-loop">, 86 HelpText<"The maximum number of times the analyzer will go through a loop">; 87 88def analyzer_checker : Separate<"-analyzer-checker">, 89 HelpText<"Choose analyzer checkers to enable">; 90def analyzer_checker_EQ : Joined<"-analyzer-checker=">, 91 Alias<analyzer_checker>; 92 93def analyzer_disable_checker : Separate<"-analyzer-disable-checker">, 94 HelpText<"Choose analyzer checkers to disable">; 95def analyzer_disable_checker_EQ : Joined<"-analyzer-disable-checker=">, 96 Alias<analyzer_disable_checker>; 97 98def analyzer_checker_help : Flag<"-analyzer-checker-help">, 99 HelpText<"Display the list of analyzer checkers that are available">; 100 101//===----------------------------------------------------------------------===// 102// CodeGen Options 103//===----------------------------------------------------------------------===// 104 105def disable_llvm_optzns : Flag<"-disable-llvm-optzns">, 106 HelpText<"Don't run LLVM optimization passes">; 107def disable_llvm_verifier : Flag<"-disable-llvm-verifier">, 108 HelpText<"Don't run the LLVM IR verifier pass">; 109def disable_red_zone : Flag<"-disable-red-zone">, 110 HelpText<"Do not emit code that uses the red zone.">; 111def dwarf_debug_flags : Separate<"-dwarf-debug-flags">, 112 HelpText<"The string to embed in the Dwarf debug flags record.">; 113def fforbid_guard_variables : Flag<"-fforbid-guard-variables">, 114 HelpText<"Emit an error if a C++ static local initializer would need a guard variable">; 115def g : Flag<"-g">, HelpText<"Generate source level debug information">; 116def fno_dwarf2_cfi_asm : Flag<"-fno-dwarf2-cfi-asm">, HelpText<"Don't use the cfi directives">; 117def fcatch_undefined_behavior : Flag<"-fcatch-undefined-behavior">, 118 HelpText<"Generate runtime checks for undefined behavior.">; 119def flimit_debug_info : Flag<"-flimit-debug-info">, 120 HelpText<"Limit debug information produced to reduce size of debug binary">; 121def fno_common : Flag<"-fno-common">, 122 HelpText<"Compile common globals like normal definitions">; 123def no_implicit_float : Flag<"-no-implicit-float">, 124 HelpText<"Don't generate implicit floating point instructions (x86-only)">; 125def finstrument_functions : Flag<"-finstrument-functions">, 126 HelpText<"Generate calls to instrument function entry and exit">; 127def fno_merge_all_constants : Flag<"-fno-merge-all-constants">, 128 HelpText<"Disallow merging of constants.">; 129def fno_threadsafe_statics : Flag<"-fno-threadsafe-statics">, 130 HelpText<"Do not emit code to make initialization of local statics thread safe">; 131def fdump_vtable_layouts : Flag<"-fdump-vtable-layouts">, 132 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 133def ffunction_sections : Flag<"-ffunction-sections">, 134 HelpText<"Place each function in its own section (ELF Only)">; 135def fdata_sections : Flag<"-fdata-sections">, 136 HelpText<"Place each data in its own section (ELF Only)">; 137def funroll_loops : Flag<"-funroll-loops">, 138 HelpText<"Turn on loop unroller">; 139def femit_coverage_notes : Flag<"-femit-coverage-notes">, 140 HelpText<"Emit a gcov coverage notes file when compiling.">; 141def femit_coverage_data: Flag<"-femit-coverage-data">, 142 HelpText<"Instrument the program to emit gcov coverage data when run.">; 143def coverage_file : Separate<"-coverage-file">, 144 HelpText<"Emit coverage data to this filename. The extension will be replaced.">; 145def coverage_file_EQ : Joined<"-coverage-file=">, Alias<coverage_file>; 146def relaxed_aliasing : Flag<"-relaxed-aliasing">, 147 HelpText<"Turn off Type Based Alias Analysis">; 148def masm_verbose : Flag<"-masm-verbose">, 149 HelpText<"Generate verbose assembly output">; 150def mcode_model : Separate<"-mcode-model">, 151 HelpText<"The code model to use">; 152def mdebug_pass : Separate<"-mdebug-pass">, 153 HelpText<"Enable additional debug output">; 154def mdisable_fp_elim : Flag<"-mdisable-fp-elim">, 155 HelpText<"Disable frame pointer elimination optimization">; 156def mfloat_abi : Separate<"-mfloat-abi">, 157 HelpText<"The float ABI to use">; 158def mlimit_float_precision : Separate<"-mlimit-float-precision">, 159 HelpText<"Limit float precision to the given value">; 160def mno_zero_initialized_in_bss : Flag<"-mno-zero-initialized-in-bss">, 161 HelpText<"Do not put zero initialized data in the BSS">; 162def momit_leaf_frame_pointer : Flag<"-momit-leaf-frame-pointer">, 163 HelpText<"Omit frame pointer setup for leaf functions.">; 164def msoft_float : Flag<"-msoft-float">, 165 HelpText<"Use software floating point">; 166def backend_option : Separate<"-backend-option">, 167 HelpText<"Additional arguments to forward to LLVM backend (during code gen)">; 168def mregparm : Separate<"-mregparm">, 169 HelpText<"Limit the number of registers available for integer arguments">; 170def mrelax_all : Flag<"-mrelax-all">, 171 HelpText<"(integrated-as) Relax all machine instructions">; 172def msave_temp_labels : Flag<"-msave-temp-labels">, 173 HelpText<"(integrated-as) Save temporary labels">; 174def mrtd: Flag<"-mrtd">, 175 HelpText<"Make StdCall calling convention the default">; 176def mrelocation_model : Separate<"-mrelocation-model">, 177 HelpText<"The relocation model to use">; 178def munwind_tables : Flag<"-munwind-tables">, 179 HelpText<"Generate unwinding tables for all functions">; 180def mconstructor_aliases : Flag<"-mconstructor-aliases">, 181 HelpText<"Emit complete constructors and destructors as aliases when possible">; 182def mms_bitfields : Flag<"-mms-bitfields">, 183 HelpText<"Set the default structure layout to be compatible with the Microsoft compiler standard.">; 184def mstackrealign : Flag<"-mstackrealign">, 185 HelpText<"Force realign the stack at entry to every function.">; 186def O : Joined<"-O">, HelpText<"Optimization level">; 187def Os : Flag<"-Os">, HelpText<"Optimize for size">; 188def Oz : Flag<"-Oz">, HelpText<"Optimize for size, regardless of performance">; 189def pg : Flag<"-pg">, HelpText<"Enable mcount instrumentation">; 190 191//===----------------------------------------------------------------------===// 192// Dependency Output Options 193//===----------------------------------------------------------------------===// 194 195def dependency_file : Separate<"-dependency-file">, 196 HelpText<"Filename (or -) to write dependency output to">; 197def sys_header_deps : Flag<"-sys-header-deps">, 198 HelpText<"Include system headers in dependency output">; 199def header_include_file : Separate<"-header-include-file">, 200 HelpText<"Filename (or -) to write header include output to">; 201def H : Flag<"-H">, 202 HelpText<"Show header includes and nesting depth">; 203def MQ : Separate<"-MQ">, HelpText<"Specify target to quote for dependency">; 204def MT : Separate<"-MT">, HelpText<"Specify target for dependency">; 205def MP : Flag<"-MP">, 206 HelpText<"Create phony target for each dependency (other than main file)">; 207 208//===----------------------------------------------------------------------===// 209// Diagnostic Options 210//===----------------------------------------------------------------------===// 211 212def dump_build_information : Separate<"-dump-build-information">, 213 MetaVarName<"<filename>">, 214 HelpText<"output a dump of some build information to a file">; 215def diagnostic_log_file : Separate<"-diagnostic-log-file">, 216 HelpText<"Filename (or -) to log diagnostics to">; 217def fno_show_column : Flag<"-fno-show-column">, 218 HelpText<"Do not include column number on diagnostics">; 219def fshow_column : Flag<"-fshow-column">, 220 HelpText<"Include column number on diagnostics">; 221def fno_show_source_location : Flag<"-fno-show-source-location">, 222 HelpText<"Do not include source location information with diagnostics">; 223def fshow_overloads_EQ : Joined<"-fshow-overloads=">, 224 HelpText<"Which overload candidates to show when overload resolution fails: " 225 "best|all; defaults to all">; 226def fno_caret_diagnostics : Flag<"-fno-caret-diagnostics">, 227 HelpText<"Do not include source line and caret with diagnostics">; 228def fno_diagnostics_fixit_info : Flag<"-fno-diagnostics-fixit-info">, 229 HelpText<"Do not include fixit information in diagnostics">; 230def fno_diagnostics_show_note_include_stack : 231 Flag<"-fno-diagnostics-show-note-include-stack">, 232 HelpText<"Display include stacks for diagnostic notes">; 233def w : Flag<"-w">, HelpText<"Suppress all warnings">; 234def pedantic : Flag<"-pedantic">; 235def pedantic_errors : Flag<"-pedantic-errors">; 236 237// This gets all -W options, including -Werror, -W[no-]system-headers, etc. The 238// driver has stripped off -Wa,foo etc. The driver has also translated -W to 239// -Wextra, so we don't need to worry about it. 240def W : Joined<"-W">; 241 242def fdiagnostics_print_source_range_info : Flag<"-fdiagnostics-print-source-range-info">, 243 HelpText<"Print source range spans in numeric form">; 244def fdiagnostics_parseable_fixits : Flag<"-fdiagnostics-parseable-fixits">, 245 HelpText<"Print fix-its in machine parseable form">; 246def fdiagnostics_show_name : Flag<"-fdiagnostics-show-name">, 247 HelpText<"Print diagnostic name">; 248def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">, 249 HelpText<"Print option name with mappable diagnostics">; 250def fdiagnostics_format : Separate<"-fdiagnostics-format">, 251 HelpText<"Change diagnostic formatting to match IDE and command line tools">; 252def fdiagnostics_show_category : Separate<"-fdiagnostics-show-category">, 253 HelpText<"Print diagnostic category">; 254def fdiagnostics_show_note_include_stack : 255 Flag<"-fdiagnostics-show-note-include-stack">, 256 HelpText<"Display include stacks for diagnostic notes">; 257def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">, 258 HelpText<"Set the tab stop distance.">; 259def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">, 260 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 261def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">, 262 HelpText<"Set the maximum number of entries to print in a macro instantiation backtrace (0 = no limit).">; 263def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">, 264 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">; 265def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">, 266 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 267def fcolor_diagnostics : Flag<"-fcolor-diagnostics">, 268 HelpText<"Use colors in diagnostics">; 269def Wno_rewrite_macros : Flag<"-Wno-rewrite-macros">, 270 HelpText<"Silence ObjC rewriting warnings">; 271def verify : Flag<"-verify">, 272 HelpText<"Verify emitted diagnostics and warnings">; 273 274//===----------------------------------------------------------------------===// 275// Frontend Options 276//===----------------------------------------------------------------------===// 277 278// This isn't normally used, it is just here so we can parse a 279// CompilerInvocation out of a driver-derived argument vector. 280def cc1 : Flag<"-cc1">; 281 282def ast_merge : Separate<"-ast-merge">, 283 MetaVarName<"<ast file>">, 284 HelpText<"Merge the given AST file into the translation unit being compiled.">; 285def code_completion_at : Separate<"-code-completion-at">, 286 MetaVarName<"<file>:<line>:<column>">, 287 HelpText<"Dump code-completion information at a location">; 288def remap_file : Separate<"-remap-file">, 289 MetaVarName<"<from>;<to>">, 290 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">; 291def code_completion_at_EQ : Joined<"-code-completion-at=">, 292 Alias<code_completion_at>; 293def code_completion_macros : Flag<"-code-completion-macros">, 294 HelpText<"Include macros in code-completion results">; 295def code_completion_patterns : Flag<"-code-completion-patterns">, 296 HelpText<"Include code patterns in code-completion results">; 297def no_code_completion_globals : Flag<"-no-code-completion-globals">, 298 HelpText<"Do not include global declarations in code-completion results.">; 299def disable_free : Flag<"-disable-free">, 300 HelpText<"Disable freeing of memory on exit">; 301def help : Flag<"-help">, 302 HelpText<"Print this help text">; 303def _help : Flag<"--help">, Alias<help>; 304def x : Separate<"-x">, HelpText<"Input language type">; 305def o : Separate<"-o">, MetaVarName<"<path>">, HelpText<"Specify output file">; 306def load : Separate<"-load">, MetaVarName<"<dsopath>">, 307 HelpText<"Load the named plugin (dynamic shared object)">; 308def plugin : Separate<"-plugin">, MetaVarName<"<name>">, 309 HelpText<"Use the named plugin action instead of the default action (use \"help\" to list available options)">; 310def plugin_arg : JoinedAndSeparate<"-plugin-arg-">, 311 MetaVarName<"<name> <arg>">, 312 HelpText<"Pass <arg> to plugin <name>">; 313def add_plugin : Separate<"-add-plugin">, MetaVarName<"<name>">, 314 HelpText<"Use the named plugin action in addition to the default action">; 315def resource_dir : Separate<"-resource-dir">, 316 HelpText<"The directory which holds the compiler resource files">; 317def version : Flag<"-version">, 318 HelpText<"Print the compiler version">; 319def _version : Flag<"--version">, Alias<version>; 320 321def Action_Group : OptionGroup<"<action group>">; 322let Group = Action_Group in { 323 324def Eonly : Flag<"-Eonly">, 325 HelpText<"Just run preprocessor, no output (for timings)">; 326def E : Flag<"-E">, 327 HelpText<"Run preprocessor, emit preprocessed file">; 328def dump_raw_tokens : Flag<"-dump-raw-tokens">, 329 HelpText<"Lex file in raw mode and dump raw tokens">; 330def analyze : Flag<"-analyze">, 331 HelpText<"Run static analysis engine">; 332def dump_tokens : Flag<"-dump-tokens">, 333 HelpText<"Run preprocessor, dump internal rep of tokens">; 334def init_only : Flag<"-init-only">, 335 HelpText<"Only execute frontend initialization">; 336def fsyntax_only : Flag<"-fsyntax-only">, 337 HelpText<"Run parser and perform semantic analysis">; 338def fixit : Flag<"-fixit">, 339 HelpText<"Apply fix-it advice to the input source">; 340def fixit_EQ : Joined<"-fixit=">, 341 HelpText<"Apply fix-it advice creating a file with the given suffix">; 342def print_preamble : Flag<"-print-preamble">, 343 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit" 344 " precompiled headers.">; 345def emit_html : Flag<"-emit-html">, 346 HelpText<"Output input source as HTML">; 347def ast_print : Flag<"-ast-print">, 348 HelpText<"Build ASTs and then pretty-print them">; 349def ast_dump : Flag<"-ast-dump">, 350 HelpText<"Build ASTs and then debug dump them">; 351def ast_dump_xml : Flag<"-ast-dump-xml">, 352 HelpText<"Build ASTs and then debug dump them in a verbose XML format">; 353def ast_view : Flag<"-ast-view">, 354 HelpText<"Build ASTs and view them with GraphViz">; 355def boostcon : Flag<"-boostcon">, 356 HelpText<"BoostCon workshop mode">; 357def print_decl_contexts : Flag<"-print-decl-contexts">, 358 HelpText<"Print DeclContexts and their Decls">; 359def emit_pth : Flag<"-emit-pth">, 360 HelpText<"Generate pre-tokenized header file">; 361def emit_pch : Flag<"-emit-pch">, 362 HelpText<"Generate pre-compiled header file">; 363def S : Flag<"-S">, 364 HelpText<"Emit native assembly code">; 365def emit_llvm : Flag<"-emit-llvm">, 366 HelpText<"Build ASTs then convert to LLVM, emit .ll file">; 367def emit_llvm_bc : Flag<"-emit-llvm-bc">, 368 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 369def emit_llvm_only : Flag<"-emit-llvm-only">, 370 HelpText<"Build ASTs and convert to LLVM, discarding output">; 371def emit_codegen_only : Flag<"-emit-codegen-only">, 372 HelpText<"Generate machine code, but discard output">; 373def emit_obj : Flag<"-emit-obj">, 374 HelpText<"Emit native object files">; 375def rewrite_test : Flag<"-rewrite-test">, 376 HelpText<"Rewriter playground">; 377def rewrite_objc : Flag<"-rewrite-objc">, 378 HelpText<"Rewrite ObjC into C (code rewriter example)">; 379def rewrite_macros : Flag<"-rewrite-macros">, 380 HelpText<"Expand macros without full preprocessing">; 381 382def create_module : Flag<"-create-module">, 383 HelpText<"Create a module definition file">; 384} 385 386def arcmt_check : Flag<"-arcmt-check">, 387 HelpText<"Check for ARC migration issues that need manual handling">; 388def arcmt_modify : Flag<"-arcmt-modify">, 389 HelpText<"Apply modifications to files to conform to ARC">; 390 391def import_module : Separate<"-import-module">, 392 HelpText<"Import a module definition file">; 393 394def working_directory : JoinedOrSeparate<"-working-directory">, 395 HelpText<"Resolve file paths relative to the specified directory">; 396def working_directory_EQ : Joined<"-working-directory=">, 397 Alias<working_directory>; 398 399def relocatable_pch : Flag<"-relocatable-pch">, 400 HelpText<"Whether to build a relocatable precompiled header">; 401def chained_pch : Flag<"-chained-pch">, 402 HelpText<"Whether to chain the new precompiled header to the old one.">; 403def print_stats : Flag<"-print-stats">, 404 HelpText<"Print performance metrics and statistics">; 405def ftime_report : Flag<"-ftime-report">, 406 HelpText<"Print the amount of time each phase of compilation takes">; 407def fdump_record_layouts : Flag<"-fdump-record-layouts">, 408 HelpText<"Dump record layout information">; 409def fix_what_you_can : Flag<"-fix-what-you-can">, 410 HelpText<"Apply fix-it advice even in the presence of unfixable errors">; 411 412// Generic forwarding to LLVM options. This should only be used for debugging 413// and experimental features. 414def mllvm : Separate<"-mllvm">, 415 HelpText<"Additional arguments to forward to LLVM's option processing">; 416 417//===----------------------------------------------------------------------===// 418// Language Options 419//===----------------------------------------------------------------------===// 420 421def fno_builtin : Flag<"-fno-builtin">, 422 HelpText<"Disable implicit builtin knowledge of functions">; 423def faltivec : Flag<"-faltivec">, 424 HelpText<"Enable AltiVec vector initializer syntax">; 425def fno_access_control : Flag<"-fno-access-control">, 426 HelpText<"Disable C++ access control">; 427def fno_assume_sane_operator_new : Flag<"-fno-assume-sane-operator-new">, 428 HelpText<"Don't assume that C++'s global operator new can't alias any pointer">; 429def fgnu_keywords : Flag<"-fgnu-keywords">, 430 HelpText<"Allow GNU-extension keywords regardless of language standard">; 431def fgnu89_inline : Flag<"-fgnu89-inline">, 432 HelpText<"Use the gnu89 inline semantics">; 433def fno_gnu_keywords : Flag<"-fno-gnu-keywords">, 434 HelpText<"Disallow GNU-extension keywords regardless of language standard">; 435def fdollars_in_identifiers : Flag<"-fdollars-in-identifiers">, 436 HelpText<"Allow '$' in identifiers">; 437def fno_dollars_in_identifiers : Flag<"-fno-dollars-in-identifiers">, 438 HelpText<"Disallow '$' in identifiers">; 439def femit_all_decls : Flag<"-femit-all-decls">, 440 HelpText<"Emit all declarations, even if unused">; 441def fblocks : Flag<"-fblocks">, 442 HelpText<"enable the 'blocks' language feature">; 443def fheinous_gnu_extensions : Flag<"-fheinous-gnu-extensions">; 444def fexceptions : Flag<"-fexceptions">, 445 HelpText<"Enable support for exception handling">; 446def fobjc_exceptions : Flag<"-fobjc-exceptions">, 447 HelpText<"Enable Objective-C exceptions">; 448def fcxx_exceptions : Flag<"-fcxx-exceptions">, 449 HelpText<"Enable C++ exceptions">; 450def fsjlj_exceptions : Flag<"-fsjlj-exceptions">, 451 HelpText<"Use SjLj style exceptions">; 452def ffreestanding : Flag<"-ffreestanding">, 453 HelpText<"Assert that the compilation takes place in a freestanding environment">; 454def fgnu_runtime : Flag<"-fgnu-runtime">, 455 HelpText<"Generate output compatible with the standard GNU Objective-C runtime">; 456def fhidden_weak_vtables : Flag<"-fhidden-weak-vtables">, 457 HelpText<"Generate weak vtables and RTTI with hidden visibility">; 458def std_EQ : Joined<"-std=">, 459 HelpText<"Language standard to compile for">; 460def fmath_errno : Flag<"-fmath-errno">, 461 HelpText<"Require math functions to indicate errors by setting errno">; 462def fms_extensions : Flag<"-fms-extensions">, 463 HelpText<"Accept some non-standard constructs used in Microsoft header files ">; 464def fmsc_version : Joined<"-fmsc-version=">, 465 HelpText<"Version of the Microsoft C/C++ compiler to report in _MSC_VER (0 = don't define it (default))">; 466def fborland_extensions : Flag<"-fborland-extensions">, 467 HelpText<"Accept non-standard constructs supported by the Borland compiler">; 468def main_file_name : Separate<"-main-file-name">, 469 HelpText<"Main file name to use for debug info">; 470def fno_elide_constructors : Flag<"-fno-elide-constructors">, 471 HelpText<"Disable C++ copy constructor elision">; 472def fno_lax_vector_conversions : Flag<"-fno-lax-vector-conversions">, 473 HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">; 474def fno_operator_names : Flag<"-fno-operator-names">, 475 HelpText<"Do not treat C++ operator name keywords as synonyms for operators">; 476def fno_signed_char : Flag<"-fno-signed-char">, 477 HelpText<"Char is unsigned">; 478def fno_spell_checking : Flag<"-fno-spell-checking">, 479 HelpText<"Disable spell-checking">; 480def fno_use_cxa_atexit : Flag<"-fno-use-cxa-atexit">, 481 HelpText<"Don't use __cxa_atexit for calling destructors">; 482def fconstant_string_class : Separate<"-fconstant-string-class">, 483 MetaVarName<"<class name>">, 484 HelpText<"Specify the class to use for constant Objective-C string objects.">; 485def fno_constant_cfstrings : Flag<"-fno-constant-cfstrings">, 486 HelpText<"Enable creation of CodeFoundation-type constant strings">; 487def fobjc_arc : Flag<"-fobjc-arc">, 488 HelpText<"Synthesize retain and release calls for Objective-C pointers">; 489def fobjc_arc_cxxlib_EQ : Joined<"-fobjc-arc-cxxlib=">, 490 HelpText<"Objective-C++ Automatic Reference Counting standard library kind">; 491def fobjc_no_arc_runtime : Flag<"-fobjc-no-arc-runtime">, 492 HelpText<"Implement -fobjc-arc without any extra runtime support">; 493def fobjc_arc_exceptions : Flag<"-fobjc-arc-exceptions">, 494 HelpText<"Use EH-safe code when synthesizing retains and releases in -fobjc-arc">; 495def fobjc_gc : Flag<"-fobjc-gc">, 496 HelpText<"Enable Objective-C garbage collection">; 497def fobjc_gc_only : Flag<"-fobjc-gc-only">, 498 HelpText<"Use GC exclusively for Objective-C related memory management">; 499def fapple_kext : Flag<"-fapple-kext">, 500 HelpText<"Use Apple's kernel extensions ABI">; 501def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">, 502 HelpText<"Objective-C dispatch method to use">; 503def fobjc_default_synthesize_properties : Flag<"-fobjc-default-synthesize-properties">, 504 HelpText<"enable the default synthesis of Objective-C properties">; 505def print_ivar_layout : Flag<"-print-ivar-layout">, 506 HelpText<"Enable Objective-C Ivar layout bitmap print trace">; 507def fobjc_nonfragile_abi : Flag<"-fobjc-nonfragile-abi">, 508 HelpText<"enable objective-c's nonfragile abi">; 509def fno_objc_infer_related_result_type : Flag< 510 "-fno-objc-infer-related-result-type">, 511 HelpText< 512 "do not infer Objective-C related result type based on method family">; 513def ftrapv : Flag<"-ftrapv">, 514 HelpText<"Trap on integer overflow">; 515def ftrapv_handler : Separate<"-ftrapv-handler">, 516 MetaVarName<"<function name>">, 517 HelpText<"Specify the function to be called on overflow.">; 518def fwrapv : Flag<"-fwrapv">, 519 HelpText<"Treat signed integer overflow as two's complement">; 520def pic_level : Separate<"-pic-level">, 521 HelpText<"Value for __PIC__">; 522def pthread : Flag<"-pthread">, 523 HelpText<"Support POSIX threads in generated code">; 524def fpascal_strings : Flag<"-fpascal-strings">, 525 HelpText<"Recognize and construct Pascal-style string literals">; 526def fno_rtti : Flag<"-fno-rtti">, 527 HelpText<"Disable generation of rtti information">; 528def fno_validate_pch : Flag<"-fno-validate-pch">, 529 HelpText<"Disable validation of precompiled headers">; 530def dump_deserialized_pch_decls : Flag<"-dump-deserialized-decls">, 531 HelpText<"Dump declarations that are deserialized from PCH, for testing">; 532def error_on_deserialized_pch_decl : Separate<"-error-on-deserialized-decl">, 533 HelpText<"Emit error if a specific declaration is deserialized from PCH, for testing">; 534def fshort_wchar : Flag<"-fshort-wchar">, 535 HelpText<"Force wchar_t to be a short unsigned int">; 536def fshort_enums : Flag<"-fshort-enums">, 537 HelpText<"Allocate to an enum type only as many bytes as it needs for the declared range of possible values">; 538def static_define : Flag<"-static-define">, 539 HelpText<"Should __STATIC__ be defined">; 540def stack_protector : Separate<"-stack-protector">, 541 HelpText<"Enable stack protectors">; 542def fvisibility : Separate<"-fvisibility">, 543 HelpText<"Default symbol visibility">; 544def fvisibility_inlines_hidden : Flag<"-fvisibility-inlines-hidden">, 545 HelpText<"Give inline C++ member functions default visibility by default">; 546def ftemplate_depth : Separate<"-ftemplate-depth">, 547 HelpText<"Maximum depth of recursive template instantiation">; 548def Wlarge_by_value_copy : Separate<"-Wlarge-by-value-copy">, 549 HelpText<"Warn if a function definition returns or accepts an object larger " 550 "in bytes that a given value">; 551def Wlarge_by_value_copy_EQ : Joined<"-Wlarge-by-value-copy=">, 552 Alias<Wlarge_by_value_copy>; 553def trigraphs : Flag<"-trigraphs">, 554 HelpText<"Process trigraph sequences">; 555def fwritable_strings : Flag<"-fwritable-strings">, 556 HelpText<"Store string literals as writable data">; 557def fconst_strings : Flag<"-fconst-strings">, 558 HelpText<"Use a const qualified type for string literals in C and ObjC">; 559def fno_const_strings : Flag<"-fno-const-strings">, 560 HelpText<"Don't use a const qualified type for string literals in C and ObjC">; 561def fno_bitfield_type_align : Flag<"-fno-bitfield-type-align">, 562 HelpText<"Ignore bit-field types when aligning structures">; 563def traditional_cpp : Flag<"-traditional-cpp">, 564 HelpText<"Enable some traditional CPP emulation">; 565def ffake_address_space_map : Flag<"-ffake-address-space-map">, 566 HelpText<"Use a fake address space map; OpenCL testing purposes only">; 567def fdelayed_template_parsing : Flag<"-fdelayed-template-parsing">, 568 HelpText<"Parse templated function definitions at the end of the " 569 "translation unit ">; 570def funknown_anytype : Flag<"-funknown-anytype">, 571 HelpText<"Enable parser support for the __unknown_anytype type; for testing purposes only">; 572def fdeprecated_macro : Flag<"-fdeprecated-macro">, 573 HelpText<"Defines the __DEPRECATED macro">; 574def fno_deprecated_macro : Flag<"-fno-deprecated-macro">, 575 HelpText<"Undefines the __DEPRECATED macro">; 576 577//===----------------------------------------------------------------------===// 578// Header Search Options 579//===----------------------------------------------------------------------===// 580 581def nostdinc : Flag<"-nostdinc">, 582 HelpText<"Disable standard #include directories">; 583def nostdincxx : Flag<"-nostdinc++">, 584 HelpText<"Disable standard #include directories for the C++ standard library">; 585def nobuiltininc : Flag<"-nobuiltininc">, 586 HelpText<"Disable builtin #include directories">; 587def F : JoinedOrSeparate<"-F">, MetaVarName<"<directory>">, 588 HelpText<"Add directory to framework include search path">; 589def I : JoinedOrSeparate<"-I">, MetaVarName<"<directory>">, 590 HelpText<"Add directory to include search path">; 591def idirafter : JoinedOrSeparate<"-idirafter">, MetaVarName<"<directory>">, 592 HelpText<"Add directory to AFTER include search path">; 593def iquote : JoinedOrSeparate<"-iquote">, MetaVarName<"<directory>">, 594 HelpText<"Add directory to QUOTE include search path">; 595def cxx_isystem : JoinedOrSeparate<"-cxx-isystem">, MetaVarName<"<directory>">, 596 HelpText<"Add directory to the C++ SYSTEM include search path">; 597def isystem : JoinedOrSeparate<"-isystem">, MetaVarName<"<directory>">, 598 HelpText<"Add directory to SYSTEM include search path">; 599def iwithsysroot : JoinedOrSeparate<"-iwithsysroot">,MetaVarName<"<directory>">, 600 HelpText<"Add directory to SYSTEM include search path, " 601 "absolute paths are relative to -isysroot">; 602def iprefix : JoinedOrSeparate<"-iprefix">, MetaVarName<"<prefix>">, 603 HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">; 604def iwithprefix : JoinedOrSeparate<"-iwithprefix">, MetaVarName<"<dir>">, 605 HelpText<"Set directory to SYSTEM include search path with prefix">; 606def iwithprefixbefore : JoinedOrSeparate<"-iwithprefixbefore">, 607 MetaVarName<"<dir>">, 608 HelpText<"Set directory to include search path with prefix">; 609def isysroot : JoinedOrSeparate<"-isysroot">, MetaVarName<"<dir>">, 610 HelpText<"Set the system root directory (usually /)">; 611def v : Flag<"-v">, HelpText<"Enable verbose output">; 612 613//===----------------------------------------------------------------------===// 614// Preprocessor Options 615//===----------------------------------------------------------------------===// 616 617def D : JoinedOrSeparate<"-D">, MetaVarName<"<macro>">, 618 HelpText<"Predefine the specified macro">; 619def include_ : JoinedOrSeparate<"-include">, MetaVarName<"<file>">, EnumName<"include">, 620 HelpText<"Include file before parsing">; 621def imacros : JoinedOrSeparate<"-imacros">, MetaVarName<"<file>">, 622 HelpText<"Include macros from file before parsing">; 623def include_pch : Separate<"-include-pch">, MetaVarName<"<file>">, 624 HelpText<"Include precompiled header file">; 625def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">, 626 HelpText<"Include file before parsing">; 627def chain_include : Separate<"-chain-include">, MetaVarName<"<file>">, 628 HelpText<"Include and chain a header file after turning it into PCH">; 629def preamble_bytes_EQ : Joined<"-preamble-bytes=">, 630 HelpText<"Assume that the precompiled header is a precompiled preamble " 631 "covering the first N bytes of the main file">; 632def token_cache : Separate<"-token-cache">, MetaVarName<"<path>">, 633 HelpText<"Use specified token cache file">; 634def U : JoinedOrSeparate<"-U">, MetaVarName<"<macro>">, 635 HelpText<"Undefine the specified macro">; 636def undef : Flag<"-undef">, MetaVarName<"<macro>">, 637 HelpText<"undef all system defines">; 638def detailed_preprocessing_record : Flag<"-detailed-preprocessing-record">, 639 HelpText<"include a detailed record of preprocessing actions">; 640 641//===----------------------------------------------------------------------===// 642// Preprocessed Output Options 643//===----------------------------------------------------------------------===// 644 645def P : Flag<"-P">, 646 HelpText<"Disable linemarker output in -E mode">; 647def C : Flag<"-C">, 648 HelpText<"Enable comment output in -E mode">; 649def CC : Flag<"-CC">, 650 HelpText<"Enable comment output in -E mode, even from macro expansions">; 651def dM : Flag<"-dM">, 652 HelpText<"Print macro definitions in -E mode instead of normal output">; 653def dD : Flag<"-dD">, 654 HelpText<"Print macro definitions in -E mode in addition to normal output">; 655 656//===----------------------------------------------------------------------===// 657// OpenCL Options 658//===----------------------------------------------------------------------===// 659 660def cl_opt_disable : Flag<"-cl-opt-disable">, 661 HelpText<"OpenCL only. This option disables all optimizations. The default is optimizations are enabled.">; 662def cl_single_precision_constant : Flag<"-cl-single-precision-constant">, 663 HelpText<"OpenCL only. Treat double precision floating-point constant as single precision constant.">; 664def cl_finite_math_only : Flag<"-cl-finite-math-only">, 665 HelpText<"OpenCL only. Allow floating-point optimizations that assume arguments and results are not NaNs or +-Inf.">; 666def cl_unsafe_math_optimizations : Flag<"-cl-unsafe-math-optimizations">, 667 HelpText<"OpenCL only. Allow unsafe floating-point optimizations. Also implies -cl-no-signed-zeros and -cl-mad-enable">; 668def cl_fast_relaxed_math : Flag<"-cl-fast-relaxed-math">, 669 HelpText<"OpenCL only. Sets -cl-finite-math-only and -cl-unsafe-math-optimizations, and defines __FAST_RELAXED_MATH__">; 670def cl_mad_enable : Flag<"-cl-mad-enable">, 671 HelpText<"OpenCL only. Enable less precise MAD instructions to be generated.">; 672def cl_std_EQ : Joined<"-cl-std=">, 673 HelpText<"OpenCL language standard to compile for">; 674