CC1Options.td revision ea523d73a6de06f828952a02f5ff86e4cc631695
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_purge : Separate<"-analyzer-purge">, 61 HelpText<"Source Code Analysis - Dead Symbol Removal Frequency">; 62def analyzer_purge_EQ : Joined<"-analyzer-purge=">, Alias<analyzer_purge>; 63 64def analyzer_opt_analyze_headers : Flag<"-analyzer-opt-analyze-headers">, 65 HelpText<"Force the static analyzer to analyze functions defined in header files">; 66def analyzer_opt_analyze_nested_blocks : Flag<"-analyzer-opt-analyze-nested-blocks">, 67 HelpText<"Analyze the definitions of blocks in addition to functions">; 68def analyzer_display_progress : Flag<"-analyzer-display-progress">, 69 HelpText<"Emit verbose output about the analyzer's progress">; 70def analyze_function : Separate<"-analyze-function">, 71 HelpText<"Run analysis on specific function">; 72def analyze_function_EQ : Joined<"-analyze-function=">, Alias<analyze_function>; 73def analyzer_eagerly_assume : Flag<"-analyzer-eagerly-assume">, 74 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">; 75def analyzer_no_eagerly_trim_egraph : Flag<"-analyzer-no-eagerly-trim-egraph">, 76 HelpText<"Don't eagerly remove uninteresting ExplodedNodes from the ExplodedGraph">; 77def trim_egraph : Flag<"-trim-egraph">, 78 HelpText<"Only show error-related paths in the analysis graph">; 79def analyzer_viz_egraph_graphviz : Flag<"-analyzer-viz-egraph-graphviz">, 80 HelpText<"Display exploded graph using GraphViz">; 81def analyzer_viz_egraph_ubigraph : Flag<"-analyzer-viz-egraph-ubigraph">, 82 HelpText<"Display exploded graph using Ubigraph">; 83def analyzer_inline_call : Flag<"-analyzer-inline-call">, 84 HelpText<"Experimental transfer function inlining callees when its definition is available.">; 85def analyzer_max_nodes : Separate<"-analyzer-max-nodes">, 86 HelpText<"The maximum number of nodes the analyzer can generate (150000 default, 0 = no limit)">; 87def analyzer_max_loop : Separate<"-analyzer-max-loop">, 88 HelpText<"The maximum number of times the analyzer will go through a loop">; 89 90def analyzer_checker : Separate<"-analyzer-checker">, 91 HelpText<"Choose analyzer checkers to enable">; 92def analyzer_checker_EQ : Joined<"-analyzer-checker=">, 93 Alias<analyzer_checker>; 94 95def analyzer_disable_checker : Separate<"-analyzer-disable-checker">, 96 HelpText<"Choose analyzer checkers to disable">; 97def analyzer_disable_checker_EQ : Joined<"-analyzer-disable-checker=">, 98 Alias<analyzer_disable_checker>; 99 100def analyzer_checker_help : Flag<"-analyzer-checker-help">, 101 HelpText<"Display the list of analyzer checkers that are available">; 102 103//===----------------------------------------------------------------------===// 104// CodeGen Options 105//===----------------------------------------------------------------------===// 106 107def disable_llvm_optzns : Flag<"-disable-llvm-optzns">, 108 HelpText<"Don't run LLVM optimization passes">; 109def disable_llvm_verifier : Flag<"-disable-llvm-verifier">, 110 HelpText<"Don't run the LLVM IR verifier pass">; 111def disable_red_zone : Flag<"-disable-red-zone">, 112 HelpText<"Do not emit code that uses the red zone.">; 113def dwarf_debug_flags : Separate<"-dwarf-debug-flags">, 114 HelpText<"The string to embed in the Dwarf debug flags record.">; 115def fforbid_guard_variables : Flag<"-fforbid-guard-variables">, 116 HelpText<"Emit an error if a C++ static local initializer would need a guard variable">; 117def g : Flag<"-g">, HelpText<"Generate source level debug information">; 118def fno_dwarf2_cfi_asm : Flag<"-fno-dwarf2-cfi-asm">, 119 HelpText<"Don't use the cfi directives">; 120def fno_dwarf_directory_asm : Flag<"-fno-dwarf-directory-asm">, 121 HelpText<"Don't separate directory and filename in .file directives">; 122def fcatch_undefined_behavior : Flag<"-fcatch-undefined-behavior">, 123 HelpText<"Generate runtime checks for undefined behavior.">; 124def flimit_debug_info : Flag<"-flimit-debug-info">, 125 HelpText<"Limit debug information produced to reduce size of debug binary">; 126def fno_common : Flag<"-fno-common">, 127 HelpText<"Compile common globals like normal definitions">; 128def no_implicit_float : Flag<"-no-implicit-float">, 129 HelpText<"Don't generate implicit floating point instructions (x86-only)">; 130def finstrument_functions : Flag<"-finstrument-functions">, 131 HelpText<"Generate calls to instrument function entry and exit">; 132def fno_merge_all_constants : Flag<"-fno-merge-all-constants">, 133 HelpText<"Disallow merging of constants.">; 134def fno_threadsafe_statics : Flag<"-fno-threadsafe-statics">, 135 HelpText<"Do not emit code to make initialization of local statics thread safe">; 136def fdump_vtable_layouts : Flag<"-fdump-vtable-layouts">, 137 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 138def ffunction_sections : Flag<"-ffunction-sections">, 139 HelpText<"Place each function in its own section (ELF Only)">; 140def fdata_sections : Flag<"-fdata-sections">, 141 HelpText<"Place each data in its own section (ELF Only)">; 142def funroll_loops : Flag<"-funroll-loops">, 143 HelpText<"Turn on loop unroller">; 144def femit_coverage_notes : Flag<"-femit-coverage-notes">, 145 HelpText<"Emit a gcov coverage notes file when compiling.">; 146def femit_coverage_data: Flag<"-femit-coverage-data">, 147 HelpText<"Instrument the program to emit gcov coverage data when run.">; 148def coverage_file : Separate<"-coverage-file">, 149 HelpText<"Emit coverage data to this filename. The extension will be replaced.">; 150def coverage_file_EQ : Joined<"-coverage-file=">, Alias<coverage_file>; 151def fuse_register_sized_bitfield_access: Flag<"-fuse-register-sized-bitfield-access">, 152 HelpText<"Use register sized accesses to bit-fields, when possible.">; 153def relaxed_aliasing : Flag<"-relaxed-aliasing">, 154 HelpText<"Turn off Type Based Alias Analysis">; 155def masm_verbose : Flag<"-masm-verbose">, 156 HelpText<"Generate verbose assembly output">; 157def mcode_model : Separate<"-mcode-model">, 158 HelpText<"The code model to use">; 159def mdebug_pass : Separate<"-mdebug-pass">, 160 HelpText<"Enable additional debug output">; 161def mdisable_fp_elim : Flag<"-mdisable-fp-elim">, 162 HelpText<"Disable frame pointer elimination optimization">; 163def mfloat_abi : Separate<"-mfloat-abi">, 164 HelpText<"The float ABI to use">; 165def mno_global_merge : Flag<"-mno-global-merge">, 166 HelpText<"Disable merging of globals">; 167def mlimit_float_precision : Separate<"-mlimit-float-precision">, 168 HelpText<"Limit float precision to the given value">; 169def mno_exec_stack : Flag<"-mnoexecstack">, 170 HelpText<"Mark the file as not needing an executable stack">; 171def mno_zero_initialized_in_bss : Flag<"-mno-zero-initialized-in-bss">, 172 HelpText<"Do not put zero initialized data in the BSS">; 173def momit_leaf_frame_pointer : Flag<"-momit-leaf-frame-pointer">, 174 HelpText<"Omit frame pointer setup for leaf functions.">; 175def msoft_float : Flag<"-msoft-float">, 176 HelpText<"Use software floating point">; 177def backend_option : Separate<"-backend-option">, 178 HelpText<"Additional arguments to forward to LLVM backend (during code gen)">; 179def mregparm : Separate<"-mregparm">, 180 HelpText<"Limit the number of registers available for integer arguments">; 181def mrelax_all : Flag<"-mrelax-all">, 182 HelpText<"(integrated-as) Relax all machine instructions">; 183def msave_temp_labels : Flag<"-msave-temp-labels">, 184 HelpText<"(integrated-as) Save temporary labels">; 185def mrtd: Flag<"-mrtd">, 186 HelpText<"Make StdCall calling convention the default">; 187def mrelocation_model : Separate<"-mrelocation-model">, 188 HelpText<"The relocation model to use">; 189def munwind_tables : Flag<"-munwind-tables">, 190 HelpText<"Generate unwinding tables for all functions">; 191def mconstructor_aliases : Flag<"-mconstructor-aliases">, 192 HelpText<"Emit complete constructors and destructors as aliases when possible">; 193def mms_bitfields : Flag<"-mms-bitfields">, 194 HelpText<"Set the default structure layout to be compatible with the Microsoft compiler standard.">; 195def mstackrealign : Flag<"-mstackrealign">, 196 HelpText<"Force realign the stack at entry to every function.">; 197def O : Joined<"-O">, HelpText<"Optimization level">; 198def Os : Flag<"-Os">, HelpText<"Optimize for size">; 199def Oz : Flag<"-Oz">, HelpText<"Optimize for size, regardless of performance">; 200def pg : Flag<"-pg">, HelpText<"Enable mcount instrumentation">; 201 202//===----------------------------------------------------------------------===// 203// Dependency Output Options 204//===----------------------------------------------------------------------===// 205 206def dependency_file : Separate<"-dependency-file">, 207 HelpText<"Filename (or -) to write dependency output to">; 208def sys_header_deps : Flag<"-sys-header-deps">, 209 HelpText<"Include system headers in dependency output">; 210def header_include_file : Separate<"-header-include-file">, 211 HelpText<"Filename (or -) to write header include output to">; 212def H : Flag<"-H">, 213 HelpText<"Show header includes and nesting depth">; 214def MQ : Separate<"-MQ">, HelpText<"Specify target to quote for dependency">; 215def MT : Separate<"-MT">, HelpText<"Specify target for dependency">; 216def MP : Flag<"-MP">, 217 HelpText<"Create phony target for each dependency (other than main file)">; 218def MG : Flag<"-MG">, HelpText<"Add missing headers to dependency list">; 219 220//===----------------------------------------------------------------------===// 221// Diagnostic Options 222//===----------------------------------------------------------------------===// 223 224def dump_build_information : Separate<"-dump-build-information">, 225 MetaVarName<"<filename>">, 226 HelpText<"output a dump of some build information to a file">; 227def diagnostic_log_file : Separate<"-diagnostic-log-file">, 228 HelpText<"Filename (or -) to log diagnostics to">; 229def fno_show_column : Flag<"-fno-show-column">, 230 HelpText<"Do not include column number on diagnostics">; 231def fshow_column : Flag<"-fshow-column">, 232 HelpText<"Include column number on diagnostics">; 233def fno_show_source_location : Flag<"-fno-show-source-location">, 234 HelpText<"Do not include source location information with diagnostics">; 235def fshow_overloads_EQ : Joined<"-fshow-overloads=">, 236 HelpText<"Which overload candidates to show when overload resolution fails: " 237 "best|all; defaults to all">; 238def fno_caret_diagnostics : Flag<"-fno-caret-diagnostics">, 239 HelpText<"Do not include source line and caret with diagnostics">; 240def fno_diagnostics_fixit_info : Flag<"-fno-diagnostics-fixit-info">, 241 HelpText<"Do not include fixit information in diagnostics">; 242def fno_diagnostics_show_note_include_stack : 243 Flag<"-fno-diagnostics-show-note-include-stack">, 244 HelpText<"Display include stacks for diagnostic notes">; 245def w : Flag<"-w">, HelpText<"Suppress all warnings">; 246def pedantic : Flag<"-pedantic">; 247def pedantic_errors : Flag<"-pedantic-errors">; 248 249// This gets all -W options, including -Werror, -W[no-]system-headers, etc. The 250// driver has stripped off -Wa,foo etc. The driver has also translated -W to 251// -Wextra, so we don't need to worry about it. 252def W : Joined<"-W">; 253 254def fdiagnostics_print_source_range_info : Flag<"-fdiagnostics-print-source-range-info">, 255 HelpText<"Print source range spans in numeric form">; 256def fdiagnostics_parseable_fixits : Flag<"-fdiagnostics-parseable-fixits">, 257 HelpText<"Print fix-its in machine parseable form">; 258def fdiagnostics_show_name : Flag<"-fdiagnostics-show-name">, 259 HelpText<"Print diagnostic name">; 260def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">, 261 HelpText<"Print option name with mappable diagnostics">; 262def fdiagnostics_format : Separate<"-fdiagnostics-format">, 263 HelpText<"Change diagnostic formatting to match IDE and command line tools">; 264def fdiagnostics_show_category : Separate<"-fdiagnostics-show-category">, 265 HelpText<"Print diagnostic category">; 266def fdiagnostics_show_note_include_stack : 267 Flag<"-fdiagnostics-show-note-include-stack">, 268 HelpText<"Display include stacks for diagnostic notes">; 269def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">, 270 HelpText<"Set the tab stop distance.">; 271def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">, 272 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 273def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">, 274 HelpText<"Set the maximum number of entries to print in a macro expansion backtrace (0 = no limit).">; 275def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">, 276 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">; 277def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">, 278 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 279def fcolor_diagnostics : Flag<"-fcolor-diagnostics">, 280 HelpText<"Use colors in diagnostics">; 281def Wno_rewrite_macros : Flag<"-Wno-rewrite-macros">, 282 HelpText<"Silence ObjC rewriting warnings">; 283def verify : Flag<"-verify">, 284 HelpText<"Verify emitted diagnostics and warnings">; 285 286//===----------------------------------------------------------------------===// 287// Frontend Options 288//===----------------------------------------------------------------------===// 289 290// This isn't normally used, it is just here so we can parse a 291// CompilerInvocation out of a driver-derived argument vector. 292def cc1 : Flag<"-cc1">; 293 294def ast_merge : Separate<"-ast-merge">, 295 MetaVarName<"<ast file>">, 296 HelpText<"Merge the given AST file into the translation unit being compiled.">; 297def code_completion_at : Separate<"-code-completion-at">, 298 MetaVarName<"<file>:<line>:<column>">, 299 HelpText<"Dump code-completion information at a location">; 300def remap_file : Separate<"-remap-file">, 301 MetaVarName<"<from>;<to>">, 302 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">; 303def code_completion_at_EQ : Joined<"-code-completion-at=">, 304 Alias<code_completion_at>; 305def code_completion_macros : Flag<"-code-completion-macros">, 306 HelpText<"Include macros in code-completion results">; 307def code_completion_patterns : Flag<"-code-completion-patterns">, 308 HelpText<"Include code patterns in code-completion results">; 309def no_code_completion_globals : Flag<"-no-code-completion-globals">, 310 HelpText<"Do not include global declarations in code-completion results.">; 311def disable_free : Flag<"-disable-free">, 312 HelpText<"Disable freeing of memory on exit">; 313def help : Flag<"-help">, 314 HelpText<"Print this help text">; 315def _help : Flag<"--help">, Alias<help>; 316def x : Separate<"-x">, HelpText<"Input language type">; 317def o : Separate<"-o">, MetaVarName<"<path>">, HelpText<"Specify output file">; 318def load : Separate<"-load">, MetaVarName<"<dsopath>">, 319 HelpText<"Load the named plugin (dynamic shared object)">; 320def plugin : Separate<"-plugin">, MetaVarName<"<name>">, 321 HelpText<"Use the named plugin action instead of the default action (use \"help\" to list available options)">; 322def plugin_arg : JoinedAndSeparate<"-plugin-arg-">, 323 MetaVarName<"<name> <arg>">, 324 HelpText<"Pass <arg> to plugin <name>">; 325def add_plugin : Separate<"-add-plugin">, MetaVarName<"<name>">, 326 HelpText<"Use the named plugin action in addition to the default action">; 327def resource_dir : Separate<"-resource-dir">, 328 HelpText<"The directory which holds the compiler resource files">; 329def version : Flag<"-version">, 330 HelpText<"Print the compiler version">; 331def _version : Flag<"--version">, Alias<version>; 332 333def Action_Group : OptionGroup<"<action group>">; 334let Group = Action_Group in { 335 336def Eonly : Flag<"-Eonly">, 337 HelpText<"Just run preprocessor, no output (for timings)">; 338def E : Flag<"-E">, 339 HelpText<"Run preprocessor, emit preprocessed file">; 340def dump_raw_tokens : Flag<"-dump-raw-tokens">, 341 HelpText<"Lex file in raw mode and dump raw tokens">; 342def analyze : Flag<"-analyze">, 343 HelpText<"Run static analysis engine">; 344def dump_tokens : Flag<"-dump-tokens">, 345 HelpText<"Run preprocessor, dump internal rep of tokens">; 346def init_only : Flag<"-init-only">, 347 HelpText<"Only execute frontend initialization">; 348def fsyntax_only : Flag<"-fsyntax-only">, 349 HelpText<"Run parser and perform semantic analysis">; 350def fixit : Flag<"-fixit">, 351 HelpText<"Apply fix-it advice to the input source">; 352def fixit_EQ : Joined<"-fixit=">, 353 HelpText<"Apply fix-it advice creating a file with the given suffix">; 354def print_preamble : Flag<"-print-preamble">, 355 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit" 356 " precompiled headers.">; 357def emit_html : Flag<"-emit-html">, 358 HelpText<"Output input source as HTML">; 359def ast_print : Flag<"-ast-print">, 360 HelpText<"Build ASTs and then pretty-print them">; 361def ast_dump : Flag<"-ast-dump">, 362 HelpText<"Build ASTs and then debug dump them">; 363def ast_dump_xml : Flag<"-ast-dump-xml">, 364 HelpText<"Build ASTs and then debug dump them in a verbose XML format">; 365def ast_view : Flag<"-ast-view">, 366 HelpText<"Build ASTs and view them with GraphViz">; 367def print_decl_contexts : Flag<"-print-decl-contexts">, 368 HelpText<"Print DeclContexts and their Decls">; 369def emit_module : Flag<"-emit-module">, 370 HelpText<"Generate pre-compiled module file">; 371def emit_pth : Flag<"-emit-pth">, 372 HelpText<"Generate pre-tokenized header file">; 373def emit_pch : Flag<"-emit-pch">, 374 HelpText<"Generate pre-compiled header file">; 375def S : Flag<"-S">, 376 HelpText<"Emit native assembly code">; 377def emit_llvm : Flag<"-emit-llvm">, 378 HelpText<"Build ASTs then convert to LLVM, emit .ll file">; 379def emit_llvm_bc : Flag<"-emit-llvm-bc">, 380 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 381def emit_llvm_only : Flag<"-emit-llvm-only">, 382 HelpText<"Build ASTs and convert to LLVM, discarding output">; 383def emit_codegen_only : Flag<"-emit-codegen-only">, 384 HelpText<"Generate machine code, but discard output">; 385def emit_obj : Flag<"-emit-obj">, 386 HelpText<"Emit native object files">; 387def rewrite_test : Flag<"-rewrite-test">, 388 HelpText<"Rewriter playground">; 389def rewrite_objc : Flag<"-rewrite-objc">, 390 HelpText<"Rewrite ObjC into C (code rewriter example)">; 391def rewrite_macros : Flag<"-rewrite-macros">, 392 HelpText<"Expand macros without full preprocessing">; 393} 394 395def arcmt_check : Flag<"-arcmt-check">, 396 HelpText<"Check for ARC migration issues that need manual handling">; 397def arcmt_modify : Flag<"-arcmt-modify">, 398 HelpText<"Apply modifications to files to conform to ARC">; 399def arcmt_migrate : Flag<"-arcmt-migrate">, 400 HelpText<"Apply modifications and produces temporary files that conform to ARC">; 401def arcmt_migrate_directory : Separate<"-arcmt-migrate-directory">, 402 HelpText<"Directory for temporary files produced during ARC migration">; 403def arcmt_migrate_report_output : Separate<"-arcmt-migrate-report-output">, 404 HelpText<"Output path for the plist report">; 405def arcmt_migrate_emit_arc_errors : Flag<"-arcmt-migrate-emit-errors">, 406 HelpText<"Emit ARC errors even if the migrator can fix them">; 407 408def working_directory : JoinedOrSeparate<"-working-directory">, 409 HelpText<"Resolve file paths relative to the specified directory">; 410def working_directory_EQ : Joined<"-working-directory=">, 411 Alias<working_directory>; 412 413def relocatable_pch : Flag<"-relocatable-pch">, 414 HelpText<"Whether to build a relocatable precompiled header">; 415def print_stats : Flag<"-print-stats">, 416 HelpText<"Print performance metrics and statistics">; 417def ftime_report : Flag<"-ftime-report">, 418 HelpText<"Print the amount of time each phase of compilation takes">; 419def fdump_record_layouts : Flag<"-fdump-record-layouts">, 420 HelpText<"Dump record layout information">; 421def fix_what_you_can : Flag<"-fix-what-you-can">, 422 HelpText<"Apply fix-it advice even in the presence of unfixable errors">; 423 424// Generic forwarding to LLVM options. This should only be used for debugging 425// and experimental features. 426def mllvm : Separate<"-mllvm">, 427 HelpText<"Additional arguments to forward to LLVM's option processing">; 428 429//===----------------------------------------------------------------------===// 430// Language Options 431//===----------------------------------------------------------------------===// 432 433def fno_builtin : Flag<"-fno-builtin">, 434 HelpText<"Disable implicit builtin knowledge of functions">; 435def faltivec : Flag<"-faltivec">, 436 HelpText<"Enable AltiVec vector initializer syntax">; 437def fno_access_control : Flag<"-fno-access-control">, 438 HelpText<"Disable C++ access control">; 439def fno_assume_sane_operator_new : Flag<"-fno-assume-sane-operator-new">, 440 HelpText<"Don't assume that C++'s global operator new can't alias any pointer">; 441def fgnu_keywords : Flag<"-fgnu-keywords">, 442 HelpText<"Allow GNU-extension keywords regardless of language standard">; 443def fgnu89_inline : Flag<"-fgnu89-inline">, 444 HelpText<"Use the gnu89 inline semantics">; 445def fno_gnu_keywords : Flag<"-fno-gnu-keywords">, 446 HelpText<"Disallow GNU-extension keywords regardless of language standard">; 447def fdollars_in_identifiers : Flag<"-fdollars-in-identifiers">, 448 HelpText<"Allow '$' in identifiers">; 449def fno_dollars_in_identifiers : Flag<"-fno-dollars-in-identifiers">, 450 HelpText<"Disallow '$' in identifiers">; 451def femit_all_decls : Flag<"-femit-all-decls">, 452 HelpText<"Emit all declarations, even if unused">; 453def fblocks : Flag<"-fblocks">, 454 HelpText<"Enable the 'blocks' language feature">; 455def fblocks_runtime_optional : Flag<"-fblocks-runtime-optional">, 456 HelpText<"Weakly link in the blocks runtime">; 457def fheinous_gnu_extensions : Flag<"-fheinous-gnu-extensions">; 458def fexceptions : Flag<"-fexceptions">, 459 HelpText<"Enable support for exception handling">; 460def fobjc_exceptions : Flag<"-fobjc-exceptions">, 461 HelpText<"Enable Objective-C exceptions">; 462def fcxx_exceptions : Flag<"-fcxx-exceptions">, 463 HelpText<"Enable C++ exceptions">; 464def fsjlj_exceptions : Flag<"-fsjlj-exceptions">, 465 HelpText<"Use SjLj style exceptions">; 466def ffreestanding : Flag<"-ffreestanding">, 467 HelpText<"Assert that the compilation takes place in a freestanding environment">; 468def fgnu_runtime : Flag<"-fgnu-runtime">, 469 HelpText<"Generate output compatible with the standard GNU Objective-C runtime">; 470def fhidden_weak_vtables : Flag<"-fhidden-weak-vtables">, 471 HelpText<"Generate weak vtables and RTTI with hidden visibility">; 472def std_EQ : Joined<"-std=">, 473 HelpText<"Language standard to compile for">; 474def stdlib_EQ : Joined<"-stdlib=">, 475 HelpText<"C++ standard library to use">; 476def fmath_errno : Flag<"-fmath-errno">, 477 HelpText<"Require math functions to indicate errors by setting errno">; 478def fms_extensions : Flag<"-fms-extensions">, 479 HelpText<"Accept some non-standard constructs supported by the Microsoft compiler">; 480def fms_compatibility : Flag<"-fms-compatibility">, 481 HelpText<"Enable Microsoft compatibility mode">; 482def fmsc_version : Joined<"-fmsc-version=">, 483 HelpText<"Version of the Microsoft C/C++ compiler to report in _MSC_VER (0 = don't define it (default))">; 484def fborland_extensions : Flag<"-fborland-extensions">, 485 HelpText<"Accept non-standard constructs supported by the Borland compiler">; 486def main_file_name : Separate<"-main-file-name">, 487 HelpText<"Main file name to use for debug info">; 488def fno_elide_constructors : Flag<"-fno-elide-constructors">, 489 HelpText<"Disable C++ copy constructor elision">; 490def fno_lax_vector_conversions : Flag<"-fno-lax-vector-conversions">, 491 HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">; 492def fno_operator_names : Flag<"-fno-operator-names">, 493 HelpText<"Do not treat C++ operator name keywords as synonyms for operators">; 494def fno_signed_char : Flag<"-fno-signed-char">, 495 HelpText<"Char is unsigned">; 496def fno_spell_checking : Flag<"-fno-spell-checking">, 497 HelpText<"Disable spell-checking">; 498def fno_use_cxa_atexit : Flag<"-fno-use-cxa-atexit">, 499 HelpText<"Don't use __cxa_atexit for calling destructors">; 500def fconstant_string_class : Separate<"-fconstant-string-class">, 501 MetaVarName<"<class name>">, 502 HelpText<"Specify the class to use for constant Objective-C string objects.">; 503def fno_constant_cfstrings : Flag<"-fno-constant-cfstrings">, 504 HelpText<"Enable creation of CodeFoundation-type constant strings">; 505def fobjc_arc : Flag<"-fobjc-arc">, 506 HelpText<"Synthesize retain and release calls for Objective-C pointers">; 507def fobjc_arc_cxxlib_EQ : Joined<"-fobjc-arc-cxxlib=">, 508 HelpText<"Objective-C++ Automatic Reference Counting standard library kind">; 509def fobjc_arc_exceptions : Flag<"-fobjc-arc-exceptions">, 510 HelpText<"Use EH-safe code when synthesizing retains and releases in -fobjc-arc">; 511def fobjc_runtime_has_arc : Flag<"-fobjc-runtime-has-arc">, 512 HelpText<"The target Objective-C runtime provides ARC entrypoints">; 513def fobjc_runtime_has_weak : Flag<"-fobjc-runtime-has-weak">, 514 HelpText<"The target Objective-C runtime supports ARC weak operations">; 515def fobjc_runtime_has_terminate : Flag<"-fobjc-runtime-has-terminate">, 516 HelpText<"The target Objective-C runtime provides an objc_terminate entrypoint">; 517def fobjc_gc : Flag<"-fobjc-gc">, 518 HelpText<"Enable Objective-C garbage collection">; 519def fobjc_gc_only : Flag<"-fobjc-gc-only">, 520 HelpText<"Use GC exclusively for Objective-C related memory management">; 521def fapple_kext : Flag<"-fapple-kext">, 522 HelpText<"Use Apple's kernel extensions ABI">; 523def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">, 524 HelpText<"Objective-C dispatch method to use">; 525def fobjc_default_synthesize_properties : Flag<"-fobjc-default-synthesize-properties">, 526 HelpText<"enable the default synthesis of Objective-C properties">; 527def print_ivar_layout : Flag<"-print-ivar-layout">, 528 HelpText<"Enable Objective-C Ivar layout bitmap print trace">; 529def fobjc_fragile_abi : Flag<"-fobjc-fragile-abi">, 530 HelpText<"Use Objective-C's fragile ABI">; 531def fno_objc_infer_related_result_type : Flag< 532 "-fno-objc-infer-related-result-type">, 533 HelpText< 534 "do not infer Objective-C related result type based on method family">; 535def ftrapv : Flag<"-ftrapv">, 536 HelpText<"Trap on integer overflow">; 537def ftrapv_handler : Separate<"-ftrapv-handler">, 538 MetaVarName<"<function name>">, 539 HelpText<"Specify the function to be called on overflow.">; 540def fwrapv : Flag<"-fwrapv">, 541 HelpText<"Treat signed integer overflow as two's complement">; 542def pic_level : Separate<"-pic-level">, 543 HelpText<"Value for __PIC__">; 544def pthread : Flag<"-pthread">, 545 HelpText<"Support POSIX threads in generated code">; 546def fpack_struct : Separate<"-fpack-struct">, 547 HelpText<"Specify the default maximum struct packing alignment">; 548def fpascal_strings : Flag<"-fpascal-strings">, 549 HelpText<"Recognize and construct Pascal-style string literals">; 550def fno_rtti : Flag<"-fno-rtti">, 551 HelpText<"Disable generation of rtti information">; 552def fno_validate_pch : Flag<"-fno-validate-pch">, 553 HelpText<"Disable validation of precompiled headers">; 554def dump_deserialized_pch_decls : Flag<"-dump-deserialized-decls">, 555 HelpText<"Dump declarations that are deserialized from PCH, for testing">; 556def error_on_deserialized_pch_decl : Separate<"-error-on-deserialized-decl">, 557 HelpText<"Emit error if a specific declaration is deserialized from PCH, for testing">; 558def fshort_wchar : Flag<"-fshort-wchar">, 559 HelpText<"Force wchar_t to be a short unsigned int">; 560def fshort_enums : Flag<"-fshort-enums">, 561 HelpText<"Allocate to an enum type only as many bytes as it needs for the declared range of possible values">; 562def static_define : Flag<"-static-define">, 563 HelpText<"Should __STATIC__ be defined">; 564def stack_protector : Separate<"-stack-protector">, 565 HelpText<"Enable stack protectors">; 566def fvisibility : Separate<"-fvisibility">, 567 HelpText<"Default symbol visibility">; 568def fvisibility_inlines_hidden : Flag<"-fvisibility-inlines-hidden">, 569 HelpText<"Give inline C++ member functions default visibility by default">; 570def ftemplate_depth : Separate<"-ftemplate-depth">, 571 HelpText<"Maximum depth of recursive template instantiation">; 572def Wlarge_by_value_copy : Separate<"-Wlarge-by-value-copy">, 573 HelpText<"Warn if a function definition returns or accepts an object larger " 574 "in bytes that a given value">; 575def Wlarge_by_value_copy_EQ : Joined<"-Wlarge-by-value-copy=">, 576 Alias<Wlarge_by_value_copy>; 577def trigraphs : Flag<"-trigraphs">, 578 HelpText<"Process trigraph sequences">; 579def fwritable_strings : Flag<"-fwritable-strings">, 580 HelpText<"Store string literals as writable data">; 581def fconst_strings : Flag<"-fconst-strings">, 582 HelpText<"Use a const qualified type for string literals in C and ObjC">; 583def fno_const_strings : Flag<"-fno-const-strings">, 584 HelpText<"Don't use a const qualified type for string literals in C and ObjC">; 585def fno_bitfield_type_align : Flag<"-fno-bitfield-type-align">, 586 HelpText<"Ignore bit-field types when aligning structures">; 587def traditional_cpp : Flag<"-traditional-cpp">, 588 HelpText<"Enable some traditional CPP emulation">; 589def ffake_address_space_map : Flag<"-ffake-address-space-map">, 590 HelpText<"Use a fake address space map; OpenCL testing purposes only">; 591def fdelayed_template_parsing : Flag<"-fdelayed-template-parsing">, 592 HelpText<"Parse templated function definitions at the end of the " 593 "translation unit ">; 594def funknown_anytype : Flag<"-funknown-anytype">, 595 HelpText<"Enable parser support for the __unknown_anytype type; for testing purposes only">; 596def fdebugger_support : Flag<"-fdebugger-support">, 597 HelpText<"Enable special debugger support behavior">; 598def fdeprecated_macro : Flag<"-fdeprecated-macro">, 599 HelpText<"Defines the __DEPRECATED macro">; 600def fno_deprecated_macro : Flag<"-fno-deprecated-macro">, 601 HelpText<"Undefines the __DEPRECATED macro">; 602 603//===----------------------------------------------------------------------===// 604// Header Search Options 605//===----------------------------------------------------------------------===// 606 607def nostdsysteminc : Flag<"-nostdsysteminc">, 608 HelpText<"Disable standard system #include directories">; 609def nostdincxx : Flag<"-nostdinc++">, 610 HelpText<"Disable standard #include directories for the C++ standard library">; 611def nobuiltininc : Flag<"-nobuiltininc">, 612 HelpText<"Disable builtin #include directories">; 613def fmodule_cache_path : Separate<"-fmodule-cache-path">, 614 MetaVarName<"<directory>">, 615 HelpText<"Specify the module cache path">; 616def fdisable_module_hash : Flag<"-fdisable-module-hash">, 617 HelpText<"Disable the module hash">; 618def fauto_module_import : Flag<"-fauto-module-import">, 619 HelpText<"Automatically translate #include/#import into module imports " 620 "when possible">; 621 622def F : JoinedOrSeparate<"-F">, MetaVarName<"<directory>">, 623 HelpText<"Add directory to framework include search path">; 624def I : JoinedOrSeparate<"-I">, MetaVarName<"<directory>">, 625 HelpText<"Add directory to include search path">; 626def idirafter : JoinedOrSeparate<"-idirafter">, MetaVarName<"<directory>">, 627 HelpText<"Add directory to AFTER include search path">; 628def index_header_map : Flag<"-index-header-map">, 629 HelpText<"Make the next included directory (-I or -F) an indexer header map">; 630def iquote : JoinedOrSeparate<"-iquote">, MetaVarName<"<directory>">, 631 HelpText<"Add directory to QUOTE include search path">; 632def c_isystem : JoinedOrSeparate<"-c-isystem">, MetaVarName<"<directory>">, 633 HelpText<"Add directory to the C SYSTEM include search path">; 634def cxx_isystem : JoinedOrSeparate<"-cxx-isystem">, MetaVarName<"<directory>">, 635 HelpText<"Add directory to the C++ SYSTEM include search path">; 636def objc_isystem : JoinedOrSeparate<"-objc-isystem">, 637 MetaVarName<"<directory>">, 638 HelpText<"Add directory to the ObjC SYSTEM include search path">; 639def objcxx_isystem : JoinedOrSeparate<"-objcxx-isystem">, 640 MetaVarName<"<directory>">, 641 HelpText<"Add directory to the ObjC++ SYSTEM include search path">; 642def isystem : JoinedOrSeparate<"-isystem">, MetaVarName<"<directory>">, 643 HelpText<"Add directory to SYSTEM include search path">; 644def iwithsysroot : JoinedOrSeparate<"-iwithsysroot">,MetaVarName<"<directory>">, 645 HelpText<"Add directory to SYSTEM include search path, " 646 "absolute paths are relative to -isysroot">; 647def iprefix : JoinedOrSeparate<"-iprefix">, MetaVarName<"<prefix>">, 648 HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">; 649def iwithprefix : JoinedOrSeparate<"-iwithprefix">, MetaVarName<"<dir>">, 650 HelpText<"Set directory to SYSTEM include search path with prefix">; 651def iwithprefixbefore : JoinedOrSeparate<"-iwithprefixbefore">, 652 MetaVarName<"<dir>">, 653 HelpText<"Set directory to include search path with prefix">; 654def isysroot : JoinedOrSeparate<"-isysroot">, MetaVarName<"<dir>">, 655 HelpText<"Set the system root directory (usually /)">; 656def v : Flag<"-v">, HelpText<"Enable verbose output">; 657 658//===----------------------------------------------------------------------===// 659// Preprocessor Options 660//===----------------------------------------------------------------------===// 661 662def D : JoinedOrSeparate<"-D">, MetaVarName<"<macro>">, 663 HelpText<"Predefine the specified macro">; 664def include_ : JoinedOrSeparate<"-include">, MetaVarName<"<file>">, EnumName<"include">, 665 HelpText<"Include file before parsing">; 666def imacros : JoinedOrSeparate<"-imacros">, MetaVarName<"<file>">, 667 HelpText<"Include macros from file before parsing">; 668def include_pch : Separate<"-include-pch">, MetaVarName<"<file>">, 669 HelpText<"Include precompiled header file">; 670def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">, 671 HelpText<"Include file before parsing">; 672def chain_include : Separate<"-chain-include">, MetaVarName<"<file>">, 673 HelpText<"Include and chain a header file after turning it into PCH">; 674def preamble_bytes_EQ : Joined<"-preamble-bytes=">, 675 HelpText<"Assume that the precompiled header is a precompiled preamble " 676 "covering the first N bytes of the main file">; 677def token_cache : Separate<"-token-cache">, MetaVarName<"<path>">, 678 HelpText<"Use specified token cache file">; 679def U : JoinedOrSeparate<"-U">, MetaVarName<"<macro>">, 680 HelpText<"Undefine the specified macro">; 681def undef : Flag<"-undef">, MetaVarName<"<macro>">, 682 HelpText<"undef all system defines">; 683def detailed_preprocessing_record : Flag<"-detailed-preprocessing-record">, 684 HelpText<"include a detailed record of preprocessing actions">; 685 686//===----------------------------------------------------------------------===// 687// Preprocessed Output Options 688//===----------------------------------------------------------------------===// 689 690def P : Flag<"-P">, 691 HelpText<"Disable linemarker output in -E mode">; 692def C : Flag<"-C">, 693 HelpText<"Enable comment output in -E mode">; 694def CC : Flag<"-CC">, 695 HelpText<"Enable comment output in -E mode, even from macro expansions">; 696def dM : Flag<"-dM">, 697 HelpText<"Print macro definitions in -E mode instead of normal output">; 698def dD : Flag<"-dD">, 699 HelpText<"Print macro definitions in -E mode in addition to normal output">; 700 701//===----------------------------------------------------------------------===// 702// OpenCL Options 703//===----------------------------------------------------------------------===// 704 705def cl_opt_disable : Flag<"-cl-opt-disable">, 706 HelpText<"OpenCL only. This option disables all optimizations. The default is optimizations are enabled.">; 707def cl_single_precision_constant : Flag<"-cl-single-precision-constant">, 708 HelpText<"OpenCL only. Treat double precision floating-point constant as single precision constant.">; 709def cl_finite_math_only : Flag<"-cl-finite-math-only">, 710 HelpText<"OpenCL only. Allow floating-point optimizations that assume arguments and results are not NaNs or +-Inf.">; 711def cl_unsafe_math_optimizations : Flag<"-cl-unsafe-math-optimizations">, 712 HelpText<"OpenCL only. Allow unsafe floating-point optimizations. Also implies -cl-no-signed-zeros and -cl-mad-enable">; 713def cl_fast_relaxed_math : Flag<"-cl-fast-relaxed-math">, 714 HelpText<"OpenCL only. Sets -cl-finite-math-only and -cl-unsafe-math-optimizations, and defines __FAST_RELAXED_MATH__">; 715def cl_mad_enable : Flag<"-cl-mad-enable">, 716 HelpText<"OpenCL only. Enable less precise MAD instructions to be generated.">; 717def cl_std_EQ : Joined<"-cl-std=">, 718 HelpText<"OpenCL language standard to compile for">; 719 720//===----------------------------------------------------------------------===// 721// CUDA Options 722//===----------------------------------------------------------------------===// 723 724def fcuda_is_device : Flag<"-fcuda-is-device">, 725 HelpText<"Generate code for CUDA device">; 726