CC1Options.td revision 7f18e67e1b577a50402e8b43508ab2311a5c45b5
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_CFGDump : Flag<"-cfg-dump">, 40 HelpText<"Display Control-Flow Graphs">; 41def analysis_CFGView : Flag<"-cfg-view">, 42 HelpText<"View Control-Flow Graphs using GraphViz">; 43def analysis_UnoptimizedCFG : Flag<"-unoptimized-cfg">, 44 HelpText<"Generate unoptimized CFGs for all analyses">; 45def analysis_DisplayLiveVariables : Flag<"-dump-live-variables">, 46 HelpText<"Print results of live variable analysis">; 47def analysis_LLVMConventionChecker : Flag<"-analyzer-check-llvm-conventions">, 48 HelpText<"Check code for LLVM codebase conventions (domain-specific)">; 49def analysis_SecuritySyntacticChecks : Flag<"-analyzer-check-security-syntactic">, 50 HelpText<"Perform quick security checks that require no data flow">; 51def analysis_WarnDeadStores : Flag<"-analyzer-check-dead-stores">, 52 HelpText<"Warn about stores to dead variables">; 53def analysis_WarnUninitVals : Flag<"-warn-uninit-values">, 54 HelpText<"Warn about uses of uninitialized variables">; 55def analysis_WarnObjCMethSigs : Flag<"-analyzer-check-objc-methodsigs">, 56 HelpText<"Warn about Objective-C method signatures with type incompatibilities">; 57def analysis_WarnObjCDealloc : Flag<"-analyzer-check-objc-missing-dealloc">, 58 HelpText<"Warn about Objective-C classes that lack a correct implementation of -dealloc">; 59def analysis_WarnObjCUnusedIvars : Flag<"-analyzer-check-objc-unused-ivars">, 60 HelpText<"Warn about private ivars that are never used">; 61def analysis_ObjCMemChecker : Flag<"-analyzer-check-objc-mem">, 62 HelpText<"Run the [Core] Foundation reference count checker">; 63def analysis_WarnSizeofPointer : Flag<"-warn-sizeof-pointer">, 64 HelpText<"Warn about unintended use of sizeof() on pointer expressions">; 65def analysis_WarnIdempotentOps : Flag<"-analyzer-check-idempotent-operations">, 66 HelpText<"Warn about idempotent operations">; 67def analysis_AnalyzerStats : Flag<"-analyzer-stats">, 68 HelpText<"Emit warnings with analyzer statistics">; 69 70def analyzer_store : Separate<"-analyzer-store">, 71 HelpText<"Source Code Analysis - Abstract Memory Store Models">; 72def analyzer_store_EQ : Joined<"-analyzer-store=">, Alias<analyzer_store>; 73 74def analyzer_constraints : Separate<"-analyzer-constraints">, 75 HelpText<"Source Code Analysis - Symbolic Constraint Engines">; 76def analyzer_constraints_EQ : Joined<"-analyzer-constraints=">, 77 Alias<analyzer_constraints>; 78 79def analyzer_output : Separate<"-analyzer-output">, 80 HelpText<"Source Code Analysis - Output Options">; 81def analyzer_output_EQ : Joined<"-analyzer-output=">, 82 Alias<analyzer_output>; 83 84def analyzer_opt_analyze_headers : Flag<"-analyzer-opt-analyze-headers">, 85 HelpText<"Force the static analyzer to analyze functions defined in header files">; 86def analyzer_opt_analyze_nested_blocks : Flag<"-analyzer-opt-analyze-nested-blocks">, 87 HelpText<"Analyze the definitions of blocks in addition to functions">; 88def analyzer_display_progress : Flag<"-analyzer-display-progress">, 89 HelpText<"Emit verbose output about the analyzer's progress">; 90def analyzer_experimental_checks : Flag<"-analyzer-experimental-checks">, 91 HelpText<"Use experimental path-sensitive checks">; 92def analyzer_experimental_internal_checks : 93 Flag<"-analyzer-experimental-internal-checks">, 94 HelpText<"Use new default path-sensitive checks currently in testing">; 95def analyze_function : Separate<"-analyze-function">, 96 HelpText<"Run analysis on specific function">; 97def analyze_function_EQ : Joined<"-analyze-function=">, Alias<analyze_function>; 98def analyzer_eagerly_assume : Flag<"-analyzer-eagerly-assume">, 99 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">; 100def analyzer_no_purge_dead : Flag<"-analyzer-no-purge-dead">, 101 HelpText<"Don't remove dead symbols, bindings, and constraints before processing a statement">; 102def trim_egraph : Flag<"-trim-egraph">, 103 HelpText<"Only show error-related paths in the analysis graph">; 104def analyzer_viz_egraph_graphviz : Flag<"-analyzer-viz-egraph-graphviz">, 105 HelpText<"Display exploded graph using GraphViz">; 106def analyzer_viz_egraph_ubigraph : Flag<"-analyzer-viz-egraph-ubigraph">, 107 HelpText<"Display exploded graph using Ubigraph">; 108def analyzer_inline_call : Flag<"-analyzer-inline-call">, 109 HelpText<"Experimental transfer function inlining callees when its definition is available.">; 110def analyzer_max_nodes : Separate<"-analyzer-max-nodes">, 111 HelpText<"The maximum number of nodes the analyzer can generate">; 112def analyzer_max_loop : Separate<"-analyzer-max-loop">, 113 HelpText<"The maximum number of times the analyzer will go through a loop">; 114 115//===----------------------------------------------------------------------===// 116// CodeGen Options 117//===----------------------------------------------------------------------===// 118 119def disable_llvm_optzns : Flag<"-disable-llvm-optzns">, 120 HelpText<"Don't run LLVM optimization passes">; 121def disable_llvm_verifier : Flag<"-disable-llvm-verifier">, 122 HelpText<"Don't run the LLVM IR verifier pass">; 123def disable_red_zone : Flag<"-disable-red-zone">, 124 HelpText<"Do not emit code that uses the red zone.">; 125def dwarf_debug_flags : Separate<"-dwarf-debug-flags">, 126 HelpText<"The string to embed in the Dwarf debug flags record.">; 127def g : Flag<"-g">, HelpText<"Generate source level debug information">; 128def fcatch_undefined_behavior : Flag<"-fcatch-undefined-behavior">, 129 HelpText<"Generate runtime checks for undefined behavior.">; 130def fno_common : Flag<"-fno-common">, 131 HelpText<"Compile common globals like normal definitions">; 132def no_implicit_float : Flag<"-no-implicit-float">, 133 HelpText<"Don't generate implicit floating point instructions (x86-only)">; 134def finstrument_functions : Flag<"-finstrument-functions">, 135 HelpText<"Generate calls to instrument function entry and exit">; 136def fno_merge_all_constants : Flag<"-fno-merge-all-constants">, 137 HelpText<"Disallow merging of constants.">; 138def fno_threadsafe_statics : Flag<"-fno-threadsafe-statics">, 139 HelpText<"Do not emit code to make initialization of local statics thread safe">; 140def fdump_vtable_layouts : Flag<"-fdump-vtable-layouts">, 141 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 142def ffunction_sections : Flag<"-ffunction-sections">, 143 HelpText<"Place each function in its own section (ELF Only)">; 144def fdata_sections : Flag<"-fdata-sections">, 145 HelpText<"Place each data in its own section (ELF Only)">; 146def funroll_loops : Flag<"-funroll-loops">, 147 HelpText<"Turn on loop unroller">; 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 mrelax_all : Flag<"-mrelax-all">, 167 HelpText<"Relax all machine instructions">; 168def mrelocation_model : Separate<"-mrelocation-model">, 169 HelpText<"The relocation model to use">; 170def munwind_tables : Flag<"-munwind-tables">, 171 HelpText<"Generate unwinding tables for all functions">; 172def mconstructor_aliases : Flag<"-mconstructor-aliases">, 173 HelpText<"Emit complete constructors and destructors as aliases when possible">; 174def O : Joined<"-O">, HelpText<"Optimization level">; 175def Os : Flag<"-Os">, HelpText<"Optimize for size">; 176 177//===----------------------------------------------------------------------===// 178// Dependency Output Options 179//===----------------------------------------------------------------------===// 180 181def dependency_file : Separate<"-dependency-file">, 182 HelpText<"Filename (or -) to write dependency output to">; 183def sys_header_deps : Flag<"-sys-header-deps">, 184 HelpText<"Include system headers in dependency output">; 185def MQ : Separate<"-MQ">, HelpText<"Specify target to quote for dependency">; 186def MT : Separate<"-MT">, HelpText<"Specify target for dependency">; 187def MP : Flag<"-MP">, 188 HelpText<"Create phony target for each dependency (other than main file)">; 189 190//===----------------------------------------------------------------------===// 191// Diagnostic Options 192//===----------------------------------------------------------------------===// 193 194def dump_build_information : Separate<"-dump-build-information">, 195 MetaVarName<"<filename>">, 196 HelpText<"output a dump of some build information to a file">; 197def fno_show_column : Flag<"-fno-show-column">, 198 HelpText<"Do not include column number on diagnostics">; 199def fno_show_source_location : Flag<"-fno-show-source-location">, 200 HelpText<"Do not include source location information with diagnostics">; 201def fshow_overloads_EQ : Joined<"-fshow-overloads=">, 202 HelpText<"Which overload candidates to show when overload resolution fails: " 203 "best|all; defaults to all">; 204def fno_caret_diagnostics : Flag<"-fno-caret-diagnostics">, 205 HelpText<"Do not include source line and caret with diagnostics">; 206def fno_diagnostics_fixit_info : Flag<"-fno-diagnostics-fixit-info">, 207 HelpText<"Do not include fixit information in diagnostics">; 208def fdiagnostics_binary : Flag<"-fdiagnostics-binary">; 209def w : Flag<"-w">, HelpText<"Suppress all warnings">; 210def pedantic : Flag<"-pedantic">; 211def pedantic_errors : Flag<"-pedantic-errors">; 212 213// This gets all -W options, including -Werror, -W[no-]system-headers, etc. The 214// driver has stripped off -Wa,foo etc. The driver has also translated -W to 215// -Wextra, so we don't need to worry about it. 216def W : Joined<"-W">; 217 218def fdiagnostics_print_source_range_info : Flag<"-fdiagnostics-print-source-range-info">, 219 HelpText<"Print source range spans in numeric form">; 220def fdiagnostics_parseable_fixits : Flag<"-fdiagnostics-parseable-fixits">, 221 HelpText<"Print fix-its in machine parseable form">; 222def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">, 223 HelpText<"Print diagnostic name with mappable diagnostics">; 224def fdiagnostics_show_category : Separate<"-fdiagnostics-show-category">, 225 HelpText<"Print diagnostic category">; 226 227def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">, 228 HelpText<"Set the tab stop distance.">; 229def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">, 230 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 231def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">, 232 HelpText<"Set the maximum number of entries to print in a macro instantiation backtrace (0 = no limit).">; 233def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">, 234 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">; 235def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">, 236 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 237def fcolor_diagnostics : Flag<"-fcolor-diagnostics">, 238 HelpText<"Use colors in diagnostics">; 239def Wno_rewrite_macros : Flag<"-Wno-rewrite-macros">, 240 HelpText<"Silence ObjC rewriting warnings">; 241def Wwrite_strings : Flag<"-Wwrite-strings">, 242 HelpText<"Remove const qualifier from string literals">; 243def verify : Flag<"-verify">, 244 HelpText<"Verify emitted diagnostics and warnings">; 245 246//===----------------------------------------------------------------------===// 247// Frontend Options 248//===----------------------------------------------------------------------===// 249 250// This isn't normally used, it is just here so we can parse a 251// CompilerInvocation out of a driver-derived argument vector. 252def cc1 : Flag<"-cc1">; 253 254def ast_merge : Separate<"-ast-merge">, 255 MetaVarName<"<ast file>">, 256 HelpText<"Merge the given AST file into the translation unit being compiled.">; 257def code_completion_at : Separate<"-code-completion-at">, 258 MetaVarName<"<file>:<line>:<column>">, 259 HelpText<"Dump code-completion information at a location">; 260def remap_file : Separate<"-remap-file">, 261 MetaVarName<"<from>;<to>">, 262 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">; 263def code_completion_at_EQ : Joined<"-code-completion-at=">, 264 Alias<code_completion_at>; 265def no_code_completion_debug_printer : Flag<"-no-code-completion-debug-printer">, 266 HelpText<"Don't use the \"debug\" code-completion print">; 267def code_completion_macros : Flag<"-code-completion-macros">, 268 HelpText<"Include macros in code-completion results">; 269def code_completion_patterns : Flag<"-code-completion-patterns">, 270 HelpText<"Include code patterns in code-completion results">; 271def no_code_completion_globals : Flag<"-no-code-completion-globals">, 272 HelpText<"Do not include global declarations in code-completion results.">; 273def disable_free : Flag<"-disable-free">, 274 HelpText<"Disable freeing of memory on exit">; 275def help : Flag<"-help">, 276 HelpText<"Print this help text">; 277def _help : Flag<"--help">, Alias<help>; 278def x : Separate<"-x">, HelpText<"Input language type">; 279def cxx_inheritance_view : Separate<"-cxx-inheritance-view">, 280 MetaVarName<"<class name>">, 281 HelpText<"View C++ inheritance for a specified class">; 282def o : Separate<"-o">, MetaVarName<"<path>">, HelpText<"Specify output file">; 283def load : Separate<"-load">, MetaVarName<"<dsopath>">, 284 HelpText<"Load the named plugin (dynamic shared object)">; 285def plugin : Separate<"-plugin">, MetaVarName<"<name>">, 286 HelpText<"Use the named plugin action (use \"help\" to list available options)">; 287def plugin_arg : JoinedAndSeparate<"-plugin-arg-">, 288 MetaVarName<"<name> <arg>">, 289 HelpText<"Pass <arg> to plugin <name>">; 290def resource_dir : Separate<"-resource-dir">, 291 HelpText<"The directory which holds the compiler resource files">; 292def version : Flag<"-version">, 293 HelpText<"Print the compiler version">; 294def _version : Flag<"--version">, Alias<version>; 295 296def Action_Group : OptionGroup<"<action group>">; 297let Group = Action_Group in { 298 299def Eonly : Flag<"-Eonly">, 300 HelpText<"Just run preprocessor, no output (for timings)">; 301def E : Flag<"-E">, 302 HelpText<"Run preprocessor, emit preprocessed file">; 303def dump_raw_tokens : Flag<"-dump-raw-tokens">, 304 HelpText<"Lex file in raw mode and dump raw tokens">; 305def analyze : Flag<"-analyze">, 306 HelpText<"Run static analysis engine">; 307def dump_tokens : Flag<"-dump-tokens">, 308 HelpText<"Run preprocessor, dump internal rep of tokens">; 309def init_only : Flag<"-init-only">, 310 HelpText<"Only execute frontend initialization">; 311def fsyntax_only : Flag<"-fsyntax-only">, 312 HelpText<"Run parser and perform semantic analysis">; 313def fixit : Flag<"-fixit">, 314 HelpText<"Apply fix-it advice to the input source">; 315def fixit_EQ : Joined<"-fixit=">, 316 HelpText<"Apply fix-it advice creating a file with the given suffix">; 317def print_preamble : Flag<"-print-preamble">, 318 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit" 319 " precompiled headers.">; 320def emit_html : Flag<"-emit-html">, 321 HelpText<"Output input source as HTML">; 322def ast_print : Flag<"-ast-print">, 323 HelpText<"Build ASTs and then pretty-print them">; 324def ast_print_xml : Flag<"-ast-print-xml">, 325 HelpText<"Build ASTs and then print them in XML format">; 326def ast_dump : Flag<"-ast-dump">, 327 HelpText<"Build ASTs and then debug dump them">; 328def ast_view : Flag<"-ast-view">, 329 HelpText<"Build ASTs and view them with GraphViz">; 330def boostcon : Flag<"-boostcon">, 331 HelpText<"BoostCon workshop mode">; 332def print_decl_contexts : Flag<"-print-decl-contexts">, 333 HelpText<"Print DeclContexts and their Decls">; 334def emit_pth : Flag<"-emit-pth">, 335 HelpText<"Generate pre-tokenized header file">; 336def emit_pch : Flag<"-emit-pch">, 337 HelpText<"Generate pre-compiled header file">; 338def S : Flag<"-S">, 339 HelpText<"Emit native assembly code">; 340def emit_llvm : Flag<"-emit-llvm">, 341 HelpText<"Build ASTs then convert to LLVM, emit .ll file">; 342def emit_llvm_bc : Flag<"-emit-llvm-bc">, 343 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 344def emit_llvm_only : Flag<"-emit-llvm-only">, 345 HelpText<"Build ASTs and convert to LLVM, discarding output">; 346def emit_codegen_only : Flag<"-emit-codegen-only">, 347 HelpText<"Generate machine code, but discard output">; 348def emit_obj : Flag<"-emit-obj">, 349 HelpText<"Emit native object files">; 350def rewrite_test : Flag<"-rewrite-test">, 351 HelpText<"Rewriter playground">; 352def rewrite_objc : Flag<"-rewrite-objc">, 353 HelpText<"Rewrite ObjC into C (code rewriter example)">; 354def rewrite_macros : Flag<"-rewrite-macros">, 355 HelpText<"Expand macros without full preprocessing">; 356 357def create_module : Flag<"-create-module">, 358 HelpText<"Create a module definition file">; 359} 360 361def import_module : Separate<"-import-module">, 362 HelpText<"Import a module definition file">; 363 364def relocatable_pch : Flag<"-relocatable-pch">, 365 HelpText<"Whether to build a relocatable precompiled header">; 366def chained_pch : Flag<"-chained-pch">, 367 HelpText<"Whether to chain the new precompiled header to the old one.">; 368def print_stats : Flag<"-print-stats">, 369 HelpText<"Print performance metrics and statistics">; 370def ftime_report : Flag<"-ftime-report">, 371 HelpText<"Print the amount of time each phase of compilation takes">; 372def fdump_record_layouts : Flag<"-fdump-record-layouts">, 373 HelpText<"Dump record layout information">; 374def fix_what_you_can : Flag<"-fix-what-you-can">, 375 HelpText<"Apply fix-it advice even in the presence of unfixable errors">; 376 377// Generic forwarding to LLVM options. This should only be used for debugging 378// and experimental features. 379def mllvm : Separate<"-mllvm">, 380 HelpText<"Additional arguments to forward to LLVM's option processing">; 381 382//===----------------------------------------------------------------------===// 383// Language Options 384//===----------------------------------------------------------------------===// 385 386def fno_builtin : Flag<"-fno-builtin">, 387 HelpText<"Disable implicit builtin knowledge of functions">; 388def faltivec : Flag<"-faltivec">, 389 HelpText<"Enable AltiVec vector initializer syntax">; 390def fno_access_control : Flag<"-fno-access-control">, 391 HelpText<"Disable C++ access control">; 392def fno_assume_sane_operator_new : Flag<"-fno-assume-sane-operator-new">, 393 HelpText<"Don't assume that C++'s global operator new can't alias any pointer">; 394def fgnu_keywords : Flag<"-fgnu-keywords">, 395 HelpText<"Allow GNU-extension keywords regardless of language standard">; 396def fno_gnu_keywords : Flag<"-fno-gnu-keywords">, 397 HelpText<"Disallow GNU-extension keywords regardless of language standard">; 398def fdollars_in_identifiers : Flag<"-fdollars-in-identifiers">, 399 HelpText<"Allow '$' in identifiers">; 400def fno_dollars_in_identifiers : Flag<"-fno-dollars-in-identifiers">, 401 HelpText<"Disallow '$' in identifiers">; 402def femit_all_decls : Flag<"-femit-all-decls">, 403 HelpText<"Emit all declarations, even if unused">; 404def fblocks : Flag<"-fblocks">, 405 HelpText<"enable the 'blocks' language feature">; 406def fheinous_gnu_extensions : Flag<"-fheinous-gnu-extensions">; 407def fexceptions : Flag<"-fexceptions">, 408 HelpText<"Enable support for exception handling">; 409def fsjlj_exceptions : Flag<"-fsjlj-exceptions">, 410 HelpText<"Use SjLj style exceptions">; 411def ffreestanding : Flag<"-ffreestanding">, 412 HelpText<"Assert that the compilation takes place in a freestanding environment">; 413def fgnu_runtime : Flag<"-fgnu-runtime">, 414 HelpText<"Generate output compatible with the standard GNU Objective-C runtime">; 415def fhidden_weak_vtables : Flag<"-fhidden-weak-vtables">, 416 HelpText<"Generate weak vtables and RTTI with hidden visibility">; 417def std_EQ : Joined<"-std=">, 418 HelpText<"Language standard to compile for">; 419def fmath_errno : Flag<"-fmath-errno">, 420 HelpText<"Require math functions to indicate errors by setting errno">; 421def fms_extensions : Flag<"-fms-extensions">, 422 HelpText<"Accept some non-standard constructs used in Microsoft header files ">; 423def fborland_extensions : Flag<"-fborland-extensions">, 424 HelpText<"Accept non-standard constructs supported by the Borland compiler">; 425def main_file_name : Separate<"-main-file-name">, 426 HelpText<"Main file name to use for debug info">; 427def fno_elide_constructors : Flag<"-fno-elide-constructors">, 428 HelpText<"Disable C++ copy constructor elision">; 429def fno_lax_vector_conversions : Flag<"-fno-lax-vector-conversions">, 430 HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">; 431def fno_operator_names : Flag<"-fno-operator-names">, 432 HelpText<"Do not treat C++ operator name keywords as synonyms for operators">; 433def fno_signed_char : Flag<"-fno-signed-char">, 434 HelpText<"Char is unsigned">; 435def fno_spell_checking : Flag<"-fno-spell-checking">, 436 HelpText<"Disable spell-checking">; 437def fno_use_cxa_atexit : Flag<"-fno-use-cxa-atexit">, 438 HelpText<"Don't use __cxa_atexit for calling destructors">; 439def fconstant_string_class : Separate<"-fconstant-string-class">, 440 MetaVarName<"<class name>">, 441 HelpText<"Specify the class to use for constant Objective-C string objects.">; 442def fno_constant_cfstrings : Flag<"-fno-constant-cfstrings">, 443 HelpText<"Enable creation of CodeFoundation-type constant strings">; 444def fobjc_gc : Flag<"-fobjc-gc">, 445 HelpText<"Enable Objective-C garbage collection">; 446def fobjc_gc_only : Flag<"-fobjc-gc-only">, 447 HelpText<"Use GC exclusively for Objective-C related memory management">; 448def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">, 449 HelpText<"Objective-C dispatch method to use">; 450def print_ivar_layout : Flag<"-print-ivar-layout">, 451 HelpText<"Enable Objective-C Ivar layout bitmap print trace">; 452def fobjc_nonfragile_abi : Flag<"-fobjc-nonfragile-abi">, 453 HelpText<"enable objective-c's nonfragile abi">; 454def fobjc_nonfragile_abi2 : Flag<"-fobjc-nonfragile-abi2">, 455 HelpText<"enable objective-c's enhanced nonfragile abi">; 456def ftrapv : Flag<"-ftrapv">, 457 HelpText<"Trap on integer overflow">; 458def ftrapv_handler : Separate<"-ftrapv-handler">, 459 MetaVarName<"<function name>">, 460 HelpText<"Specify the function to be called on overflow.">; 461def fwrapv : Flag<"-fwrapv">, 462 HelpText<"Treat signed integer overflow as two's complement">; 463def pic_level : Separate<"-pic-level">, 464 HelpText<"Value for __PIC__">; 465def pthread : Flag<"-pthread">, 466 HelpText<"Support POSIX threads in generated code">; 467def fpascal_strings : Flag<"-fpascal-strings">, 468 HelpText<"Recognize and construct Pascal-style string literals">; 469def fno_rtti : Flag<"-fno-rtti">, 470 HelpText<"Disable generation of rtti information">; 471def fno_validate_pch : Flag<"-fno-validate-pch">, 472 HelpText<"Disable validation of precompiled headers">; 473def fshort_wchar : Flag<"-fshort-wchar">, 474 HelpText<"Force wchar_t to be a short unsigned int">; 475def static_define : Flag<"-static-define">, 476 HelpText<"Should __STATIC__ be defined">; 477def stack_protector : Separate<"-stack-protector">, 478 HelpText<"Enable stack protectors">; 479def fvisibility : Separate<"-fvisibility">, 480 HelpText<"Default symbol visibility">; 481def fvisibility_inlines_hidden : Flag<"-fvisibility-inlines-hidden">, 482 HelpText<"Give inline C++ member functions default visibility by default">; 483def ftemplate_depth : Separate<"-ftemplate-depth">, 484 HelpText<"Maximum depth of recursive template instantiation">; 485def trigraphs : Flag<"-trigraphs">, 486 HelpText<"Process trigraph sequences">; 487def fwritable_strings : Flag<"-fwritable-strings">, 488 HelpText<"Store string literals as writable data">; 489def fno_bitfield_type_align : Flag<"-fno-bitfield-type-align">, 490 HelpText<"Ignore bit-field types when aligning structures">; 491 492//===----------------------------------------------------------------------===// 493// Header Search Options 494//===----------------------------------------------------------------------===// 495 496def nostdinc : Flag<"-nostdinc">, 497 HelpText<"Disable standard #include directories">; 498def nostdincxx : Flag<"-nostdinc++">, 499 HelpText<"Disable standard #include directories for the C++ standard library">; 500def nobuiltininc : Flag<"-nobuiltininc">, 501 HelpText<"Disable builtin #include directories">; 502def F : JoinedOrSeparate<"-F">, MetaVarName<"<directory>">, 503 HelpText<"Add directory to framework include search path">; 504def I : JoinedOrSeparate<"-I">, MetaVarName<"<directory>">, 505 HelpText<"Add directory to include search path">; 506def idirafter : JoinedOrSeparate<"-idirafter">, MetaVarName<"<directory>">, 507 HelpText<"Add directory to AFTER include search path">; 508def iquote : JoinedOrSeparate<"-iquote">, MetaVarName<"<directory>">, 509 HelpText<"Add directory to QUOTE include search path">; 510def isystem : JoinedOrSeparate<"-isystem">, MetaVarName<"<directory>">, 511 HelpText<"Add directory to SYSTEM include search path">; 512def iwithsysroot : JoinedOrSeparate<"-iwithsysroot">,MetaVarName<"<directory>">, 513 HelpText<"Add directory to SYSTEM include search path, " 514 "absolute paths are relative to -isysroot">; 515def iprefix : JoinedOrSeparate<"-iprefix">, MetaVarName<"<prefix>">, 516 HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">; 517def iwithprefix : JoinedOrSeparate<"-iwithprefix">, MetaVarName<"<dir>">, 518 HelpText<"Set directory to SYSTEM include search path with prefix">; 519def iwithprefixbefore : JoinedOrSeparate<"-iwithprefixbefore">, 520 MetaVarName<"<dir>">, 521 HelpText<"Set directory to include search path with prefix">; 522def isysroot : JoinedOrSeparate<"-isysroot">, MetaVarName<"<dir>">, 523 HelpText<"Set the system root directory (usually /)">; 524def cxx_system_include : Separate<"-cxx-system-include">, 525 HelpText<"Add a system #include directory for the C++ standard library">; 526def v : Flag<"-v">, HelpText<"Enable verbose output">; 527 528//===----------------------------------------------------------------------===// 529// Preprocessor Options 530//===----------------------------------------------------------------------===// 531 532def D : JoinedOrSeparate<"-D">, MetaVarName<"<macro>">, 533 HelpText<"Predefine the specified macro">; 534def include_ : JoinedOrSeparate<"-include">, MetaVarName<"<file>">, EnumName<"include">, 535 HelpText<"Include file before parsing">; 536def imacros : JoinedOrSeparate<"-imacros">, MetaVarName<"<file>">, 537 HelpText<"Include macros from file before parsing">; 538def include_pch : Separate<"-include-pch">, MetaVarName<"<file>">, 539 HelpText<"Include precompiled header file">; 540def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">, 541 HelpText<"Include file before parsing">; 542def preamble_bytes_EQ : Joined<"-preamble-bytes=">, 543 HelpText<"Assume that the precompiled header is a precompiled preamble " 544 "covering the first N bytes of the main file">; 545def token_cache : Separate<"-token-cache">, MetaVarName<"<path>">, 546 HelpText<"Use specified token cache file">; 547def U : JoinedOrSeparate<"-U">, MetaVarName<"<macro>">, 548 HelpText<"Undefine the specified macro">; 549def undef : Flag<"-undef">, MetaVarName<"<macro>">, 550 HelpText<"undef all system defines">; 551def detailed_preprocessing_record : Flag<"-detailed-preprocessing-record">, 552 HelpText<"include a detailed record of preprocessing actions">; 553 554//===----------------------------------------------------------------------===// 555// Preprocessed Output Options 556//===----------------------------------------------------------------------===// 557 558def P : Flag<"-P">, 559 HelpText<"Disable linemarker output in -E mode">; 560def C : Flag<"-C">, 561 HelpText<"Enable comment output in -E mode">; 562def CC : Flag<"-CC">, 563 HelpText<"Enable comment output in -E mode, even from macro expansions">; 564def dM : Flag<"-dM">, 565 HelpText<"Print macro definitions in -E mode instead of normal output">; 566def dD : Flag<"-dD">, 567 HelpText<"Print macro definitions in -E mode in addition to normal output">; 568def H : Flag<"-H">, 569 HelpText<"Show header includes and nesting depth">; 570