CC1Options.td revision 621a2f36af707747d70b8103bda6f65237fce899
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">; 67 68def analyzer_store : Separate<"-analyzer-store">, 69 HelpText<"Source Code Analysis - Abstract Memory Store Models">; 70def analyzer_store_EQ : Joined<"-analyzer-store=">, Alias<analyzer_store>; 71 72def analyzer_constraints : Separate<"-analyzer-constraints">, 73 HelpText<"Source Code Analysis - Symbolic Constraint Engines">; 74def analyzer_constraints_EQ : Joined<"-analyzer-constraints=">, 75 Alias<analyzer_constraints>; 76 77def analyzer_output : Separate<"-analyzer-output">, 78 HelpText<"Source Code Analysis - Output Options">; 79def analyzer_output_EQ : Joined<"-analyzer-output=">, 80 Alias<analyzer_output>; 81 82def analyzer_opt_analyze_headers : Flag<"-analyzer-opt-analyze-headers">, 83 HelpText<"Force the static analyzer to analyze functions defined in header files">; 84def analyzer_opt_analyze_nested_blocks : Flag<"-analyzer-opt-analyze-nested-blocks">, 85 HelpText<"Analyze the definitions of blocks in addition to functions">; 86def analyzer_display_progress : Flag<"-analyzer-display-progress">, 87 HelpText<"Emit verbose output about the analyzer's progress">; 88def analyzer_experimental_checks : Flag<"-analyzer-experimental-checks">, 89 HelpText<"Use experimental path-sensitive checks">; 90def analyzer_experimental_internal_checks : 91 Flag<"-analyzer-experimental-internal-checks">, 92 HelpText<"Use new default path-sensitive checks currently in testing">; 93def analyze_function : Separate<"-analyze-function">, 94 HelpText<"Run analysis on specific function">; 95def analyze_function_EQ : Joined<"-analyze-function=">, Alias<analyze_function>; 96def analyzer_eagerly_assume : Flag<"-analyzer-eagerly-assume">, 97 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">; 98def analyzer_no_purge_dead : Flag<"-analyzer-no-purge-dead">, 99 HelpText<"Don't remove dead symbols, bindings, and constraints before processing a statement">; 100def trim_egraph : Flag<"-trim-egraph">, 101 HelpText<"Only show error-related paths in the analysis graph">; 102def analyzer_viz_egraph_graphviz : Flag<"-analyzer-viz-egraph-graphviz">, 103 HelpText<"Display exploded graph using GraphViz">; 104def analyzer_viz_egraph_ubigraph : Flag<"-analyzer-viz-egraph-ubigraph">, 105 HelpText<"Display exploded graph using Ubigraph">; 106def analyzer_inline_call : Flag<"-analyzer-inline-call">, 107 HelpText<"Experimental transfer function inlining callees when its definition is available.">; 108def analyzer_max_nodes : Separate<"-analyzer-max-nodes">, 109 HelpText<"The maximum number of nodes the analyzer can generate">; 110def analyzer_max_loop : Separate<"-analyzer-max-loop">, 111 HelpText<"The maximum number of times the analyzer will go through a loop">; 112 113//===----------------------------------------------------------------------===// 114// CodeGen Options 115//===----------------------------------------------------------------------===// 116 117def disable_llvm_optzns : Flag<"-disable-llvm-optzns">, 118 HelpText<"Don't run LLVM optimization passes">; 119def disable_llvm_verifier : Flag<"-disable-llvm-verifier">, 120 HelpText<"Don't run the LLVM IR verifier pass">; 121def disable_red_zone : Flag<"-disable-red-zone">, 122 HelpText<"Do not emit code that uses the red zone.">; 123def dwarf_debug_flags : Separate<"-dwarf-debug-flags">, 124 HelpText<"The string to embed in the Dwarf debug flags record.">; 125def g : Flag<"-g">, HelpText<"Generate source level debug information">; 126def fcatch_undefined_behavior : Flag<"-fcatch-undefined-behavior">, 127 HelpText<"Generate runtime checks for undefined behavior.">; 128def fno_common : Flag<"-fno-common">, 129 HelpText<"Compile common globals like normal definitions">; 130def no_implicit_float : Flag<"-no-implicit-float">, 131 HelpText<"Don't generate implicit floating point instructions (x86-only)">; 132def finstrument_functions : Flag<"-finstrument-functions">, 133 HelpText<"Generate calls to instrument function entry and exit">; 134def fno_merge_all_constants : Flag<"-fno-merge-all-constants">, 135 HelpText<"Disallow merging of constants.">; 136def fno_threadsafe_statics : Flag<"-fno-threadsafe-statics">, 137 HelpText<"Do not emit code to make initialization of local statics thread safe">; 138def fdump_vtable_layouts : Flag<"-fdump-vtable-layouts">, 139 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 140def ffunction_sections : Flag<"-ffunction-sections">, 141 HelpText<"Place each function in its own section (ELF Only)">; 142def fdata_sections : Flag<"-fdata-sections">, 143 HelpText<"Place each data in its own section (ELF Only)">; 144def funroll_loops : Flag<"-funroll-loops">, 145 HelpText<"Turn on loop unroller">; 146def masm_verbose : Flag<"-masm-verbose">, 147 HelpText<"Generate verbose assembly output">; 148def mcode_model : Separate<"-mcode-model">, 149 HelpText<"The code model to use">; 150def mdebug_pass : Separate<"-mdebug-pass">, 151 HelpText<"Enable additional debug output">; 152def mdisable_fp_elim : Flag<"-mdisable-fp-elim">, 153 HelpText<"Disable frame pointer elimination optimization">; 154def mfloat_abi : Separate<"-mfloat-abi">, 155 HelpText<"The float ABI to use">; 156def mlimit_float_precision : Separate<"-mlimit-float-precision">, 157 HelpText<"Limit float precision to the given value">; 158def mno_zero_initialized_in_bss : Flag<"-mno-zero-initialized-in-bss">, 159 HelpText<"Do not put zero initialized data in the BSS">; 160def momit_leaf_frame_pointer : Flag<"-momit-leaf-frame-pointer">, 161 HelpText<"Omit frame pointer setup for leaf functions.">; 162def msoft_float : Flag<"-msoft-float">, 163 HelpText<"Use software floating point">; 164def mrelax_all : Flag<"-mrelax-all">, 165 HelpText<"Relax all machine instructions">; 166def mrelocation_model : Separate<"-mrelocation-model">, 167 HelpText<"The relocation model to use">; 168def munwind_tables : Flag<"-munwind-tables">, 169 HelpText<"Generate unwinding tables for all functions">; 170def mconstructor_aliases : Flag<"-mconstructor-aliases">, 171 HelpText<"Emit complete constructors and destructors as aliases when possible">; 172def O : Joined<"-O">, HelpText<"Optimization level">; 173def Os : Flag<"-Os">, HelpText<"Optimize for size">; 174 175//===----------------------------------------------------------------------===// 176// Dependency Output Options 177//===----------------------------------------------------------------------===// 178 179def dependency_file : Separate<"-dependency-file">, 180 HelpText<"Filename (or -) to write dependency output to">; 181def sys_header_deps : Flag<"-sys-header-deps">, 182 HelpText<"Include system headers in dependency output">; 183def MQ : Separate<"-MQ">, HelpText<"Specify target to quote for dependency">; 184def MT : Separate<"-MT">, HelpText<"Specify target for dependency">; 185def MP : Flag<"-MP">, 186 HelpText<"Create phony target for each dependency (other than main file)">; 187 188//===----------------------------------------------------------------------===// 189// Diagnostic Options 190//===----------------------------------------------------------------------===// 191 192def dump_build_information : Separate<"-dump-build-information">, 193 MetaVarName<"<filename>">, 194 HelpText<"output a dump of some build information to a file">; 195def fno_show_column : Flag<"-fno-show-column">, 196 HelpText<"Do not include column number on diagnostics">; 197def fno_show_source_location : Flag<"-fno-show-source-location">, 198 HelpText<"Do not include source location information with diagnostics">; 199def fshow_overloads_EQ : Joined<"-fshow-overloads=">, 200 HelpText<"Which overload candidates to show when overload resolution fails: " 201 "best|all; defaults to all">; 202def fno_caret_diagnostics : Flag<"-fno-caret-diagnostics">, 203 HelpText<"Do not include source line and caret with diagnostics">; 204def fno_diagnostics_fixit_info : Flag<"-fno-diagnostics-fixit-info">, 205 HelpText<"Do not include fixit information in diagnostics">; 206def fdiagnostics_binary : Flag<"-fdiagnostics-binary">; 207def w : Flag<"-w">, HelpText<"Suppress all warnings">; 208def pedantic : Flag<"-pedantic">; 209def pedantic_errors : Flag<"-pedantic-errors">; 210 211// This gets all -W options, including -Werror, -W[no-]system-headers, etc. The 212// driver has stripped off -Wa,foo etc. The driver has also translated -W to 213// -Wextra, so we don't need to worry about it. 214def W : Joined<"-W">; 215 216def fdiagnostics_print_source_range_info : Flag<"-fdiagnostics-print-source-range-info">, 217 HelpText<"Print source range spans in numeric form">; 218def fdiagnostics_parseable_fixits : Flag<"-fdiagnostics-parseable-fixits">, 219 HelpText<"Print fix-its in machine parseable form">; 220def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">, 221 HelpText<"Print diagnostic name with mappable diagnostics">; 222def fdiagnostics_show_category : Separate<"-fdiagnostics-show-category">, 223 HelpText<"Print diagnostic category">; 224 225def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">, 226 HelpText<"Set the tab stop distance.">; 227def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">, 228 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 229def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">, 230 HelpText<"Set the maximum number of entries to print in a macro instantiation backtrace (0 = no limit).">; 231def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">, 232 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">; 233def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">, 234 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 235def fcolor_diagnostics : Flag<"-fcolor-diagnostics">, 236 HelpText<"Use colors in diagnostics">; 237def Wno_rewrite_macros : Flag<"-Wno-rewrite-macros">, 238 HelpText<"Silence ObjC rewriting warnings">; 239def Wwrite_strings : Flag<"-Wwrite-strings">, 240 HelpText<"Remove const qualifier from string literals">; 241def verify : Flag<"-verify">, 242 HelpText<"Verify emitted diagnostics and warnings">; 243 244//===----------------------------------------------------------------------===// 245// Frontend Options 246//===----------------------------------------------------------------------===// 247 248// This isn't normally used, it is just here so we can parse a 249// CompilerInvocation out of a driver-derived argument vector. 250def cc1 : Flag<"-cc1">; 251 252def ast_merge : Separate<"-ast-merge">, 253 MetaVarName<"<ast file>">, 254 HelpText<"Merge the given AST file into the translation unit being compiled.">; 255def code_completion_at : Separate<"-code-completion-at">, 256 MetaVarName<"<file>:<line>:<column>">, 257 HelpText<"Dump code-completion information at a location">; 258def remap_file : Separate<"-remap-file">, 259 MetaVarName<"<from>;<to>">, 260 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">; 261def code_completion_at_EQ : Joined<"-code-completion-at=">, 262 Alias<code_completion_at>; 263def no_code_completion_debug_printer : Flag<"-no-code-completion-debug-printer">, 264 HelpText<"Don't use the \"debug\" code-completion print">; 265def code_completion_macros : Flag<"-code-completion-macros">, 266 HelpText<"Include macros in code-completion results">; 267def code_completion_patterns : Flag<"-code-completion-patterns">, 268 HelpText<"Include code patterns in code-completion results">; 269def no_code_completion_globals : Flag<"-no-code-completion-globals">, 270 HelpText<"Do not include global declarations in code-completion results.">; 271def disable_free : Flag<"-disable-free">, 272 HelpText<"Disable freeing of memory on exit">; 273def help : Flag<"-help">, 274 HelpText<"Print this help text">; 275def _help : Flag<"--help">, Alias<help>; 276def x : Separate<"-x">, HelpText<"Input language type">; 277def cxx_inheritance_view : Separate<"-cxx-inheritance-view">, 278 MetaVarName<"<class name>">, 279 HelpText<"View C++ inheritance for a specified class">; 280def o : Separate<"-o">, MetaVarName<"<path>">, HelpText<"Specify output file">; 281def load : Separate<"-load">, MetaVarName<"<dsopath>">, 282 HelpText<"Load the named plugin (dynamic shared object)">; 283def plugin : Separate<"-plugin">, MetaVarName<"<name>">, 284 HelpText<"Use the named plugin action (use \"help\" to list available options)">; 285def plugin_arg : JoinedAndSeparate<"-plugin-arg-">, 286 MetaVarName<"<name> <arg>">, 287 HelpText<"Pass <arg> to plugin <name>">; 288def resource_dir : Separate<"-resource-dir">, 289 HelpText<"The directory which holds the compiler resource files">; 290def version : Flag<"-version">, 291 HelpText<"Print the compiler version">; 292def _version : Flag<"--version">, Alias<version>; 293 294def Action_Group : OptionGroup<"<action group>">; 295let Group = Action_Group in { 296 297def Eonly : Flag<"-Eonly">, 298 HelpText<"Just run preprocessor, no output (for timings)">; 299def E : Flag<"-E">, 300 HelpText<"Run preprocessor, emit preprocessed file">; 301def dump_raw_tokens : Flag<"-dump-raw-tokens">, 302 HelpText<"Lex file in raw mode and dump raw tokens">; 303def analyze : Flag<"-analyze">, 304 HelpText<"Run static analysis engine">; 305def dump_tokens : Flag<"-dump-tokens">, 306 HelpText<"Run preprocessor, dump internal rep of tokens">; 307def init_only : Flag<"-init-only">, 308 HelpText<"Only execute frontend initialization">; 309def fsyntax_only : Flag<"-fsyntax-only">, 310 HelpText<"Run parser and perform semantic analysis">; 311def fixit : Flag<"-fixit">, 312 HelpText<"Apply fix-it advice to the input source">; 313def fixit_EQ : Joined<"-fixit=">, 314 HelpText<"Apply fix-it advice creating a file with the given suffix">; 315def print_preamble : Flag<"-print-preamble">, 316 HelpText<"Print the \"preamble\" of a file, which is a candidate for implicit" 317 " precompiled headers.">; 318def emit_html : Flag<"-emit-html">, 319 HelpText<"Output input source as HTML">; 320def ast_print : Flag<"-ast-print">, 321 HelpText<"Build ASTs and then pretty-print them">; 322def ast_print_xml : Flag<"-ast-print-xml">, 323 HelpText<"Build ASTs and then print them in XML format">; 324def ast_dump : Flag<"-ast-dump">, 325 HelpText<"Build ASTs and then debug dump them">; 326def ast_view : Flag<"-ast-view">, 327 HelpText<"Build ASTs and view them with GraphViz">; 328def boostcon : Flag<"-boostcon">, 329 HelpText<"BoostCon workshop mode">; 330def print_decl_contexts : Flag<"-print-decl-contexts">, 331 HelpText<"Print DeclContexts and their Decls">; 332def emit_pth : Flag<"-emit-pth">, 333 HelpText<"Generate pre-tokenized header file">; 334def emit_pch : Flag<"-emit-pch">, 335 HelpText<"Generate pre-compiled header file">; 336def S : Flag<"-S">, 337 HelpText<"Emit native assembly code">; 338def emit_llvm : Flag<"-emit-llvm">, 339 HelpText<"Build ASTs then convert to LLVM, emit .ll file">; 340def emit_llvm_bc : Flag<"-emit-llvm-bc">, 341 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 342def emit_llvm_only : Flag<"-emit-llvm-only">, 343 HelpText<"Build ASTs and convert to LLVM, discarding output">; 344def emit_codegen_only : Flag<"-emit-codegen-only">, 345 HelpText<"Generate machine code, but discard output">; 346def emit_obj : Flag<"-emit-obj">, 347 HelpText<"Emit native object files">; 348def rewrite_test : Flag<"-rewrite-test">, 349 HelpText<"Rewriter playground">; 350def rewrite_objc : Flag<"-rewrite-objc">, 351 HelpText<"Rewrite ObjC into C (code rewriter example)">; 352def rewrite_macros : Flag<"-rewrite-macros">, 353 HelpText<"Expand macros without full preprocessing">; 354 355def create_module : Flag<"-create-module">, 356 HelpText<"Create a module definition file">; 357} 358 359def import_module : Separate<"-import-module">, 360 HelpText<"Import a module definition file">; 361 362def relocatable_pch : Flag<"-relocatable-pch">, 363 HelpText<"Whether to build a relocatable precompiled header">; 364def chained_pch : Flag<"-chained-pch">, 365 HelpText<"Whether to chain the new precompiled header to the old one.">; 366def print_stats : Flag<"-print-stats">, 367 HelpText<"Print performance metrics and statistics">; 368def ftime_report : Flag<"-ftime-report">, 369 HelpText<"Print the amount of time each phase of compilation takes">; 370def fdump_record_layouts : Flag<"-fdump-record-layouts">, 371 HelpText<"Dump record layout information">; 372def fix_what_you_can : Flag<"-fix-what-you-can">, 373 HelpText<"Apply fix-it advice even in the presence of unfixable errors">; 374 375// Generic forwarding to LLVM options. This should only be used for debugging 376// and experimental features. 377def mllvm : Separate<"-mllvm">, 378 HelpText<"Additional arguments to forward to LLVM's option processing">; 379 380//===----------------------------------------------------------------------===// 381// Language Options 382//===----------------------------------------------------------------------===// 383 384def fno_builtin : Flag<"-fno-builtin">, 385 HelpText<"Disable implicit builtin knowledge of functions">; 386def faltivec : Flag<"-faltivec">, 387 HelpText<"Enable AltiVec vector initializer syntax">; 388def fno_access_control : Flag<"-fno-access-control">, 389 HelpText<"Disable C++ access control">; 390def fno_assume_sane_operator_new : Flag<"-fno-assume-sane-operator-new">, 391 HelpText<"Don't assume that C++'s global operator new can't alias any pointer">; 392def fgnu_keywords : Flag<"-fgnu-keywords">, 393 HelpText<"Allow GNU-extension keywords regardless of language standard">; 394def fno_gnu_keywords : Flag<"-fno-gnu-keywords">, 395 HelpText<"Disallow GNU-extension keywords regardless of language standard">; 396def fdollars_in_identifiers : Flag<"-fdollars-in-identifiers">, 397 HelpText<"Allow '$' in identifiers">; 398def fno_dollars_in_identifiers : Flag<"-fno-dollars-in-identifiers">, 399 HelpText<"Disallow '$' in identifiers">; 400def femit_all_decls : Flag<"-femit-all-decls">, 401 HelpText<"Emit all declarations, even if unused">; 402def fblocks : Flag<"-fblocks">, 403 HelpText<"enable the 'blocks' language feature">; 404def fheinous_gnu_extensions : Flag<"-fheinous-gnu-extensions">; 405def fexceptions : Flag<"-fexceptions">, 406 HelpText<"Enable support for exception handling">; 407def fsjlj_exceptions : Flag<"-fsjlj-exceptions">, 408 HelpText<"Use SjLj style exceptions">; 409def ffreestanding : Flag<"-ffreestanding">, 410 HelpText<"Assert that the compilation takes place in a freestanding environment">; 411def fgnu_runtime : Flag<"-fgnu-runtime">, 412 HelpText<"Generate output compatible with the standard GNU Objective-C runtime">; 413def fhidden_weak_vtables : Flag<"-fhidden-weak-vtables">, 414 HelpText<"Generate weak vtables and RTTI with hidden visibility">; 415def std_EQ : Joined<"-std=">, 416 HelpText<"Language standard to compile for">; 417def fmath_errno : Flag<"-fmath-errno">, 418 HelpText<"Require math functions to indicate errors by setting errno">; 419def fms_extensions : Flag<"-fms-extensions">, 420 HelpText<"Accept some non-standard constructs used in Microsoft header files ">; 421def fborland_extensions : Flag<"-fborland-extensions">, 422 HelpText<"Accept non-standard constructs supported by the Borland compiler">; 423def main_file_name : Separate<"-main-file-name">, 424 HelpText<"Main file name to use for debug info">; 425def fno_elide_constructors : Flag<"-fno-elide-constructors">, 426 HelpText<"Disable C++ copy constructor elision">; 427def fno_lax_vector_conversions : Flag<"-fno-lax-vector-conversions">, 428 HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">; 429def fno_operator_names : Flag<"-fno-operator-names">, 430 HelpText<"Do not treat C++ operator name keywords as synonyms for operators">; 431def fno_signed_char : Flag<"-fno-signed-char">, 432 HelpText<"Char is unsigned">; 433def fno_spell_checking : Flag<"-fno-spell-checking">, 434 HelpText<"Disable spell-checking">; 435def fno_use_cxa_atexit : Flag<"-fno-use-cxa-atexit">, 436 HelpText<"Don't use __cxa_atexit for calling destructors">; 437def fconstant_string_class : Separate<"-fconstant-string-class">, 438 MetaVarName<"<class name>">, 439 HelpText<"Specify the class to use for constant Objective-C string objects.">; 440def fno_constant_cfstrings : Flag<"-fno-constant-cfstrings">, 441 HelpText<"Enable creation of CodeFoundation-type constant strings">; 442def fobjc_gc : Flag<"-fobjc-gc">, 443 HelpText<"Enable Objective-C garbage collection">; 444def fobjc_gc_only : Flag<"-fobjc-gc-only">, 445 HelpText<"Use GC exclusively for Objective-C related memory management">; 446def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">, 447 HelpText<"Objective-C dispatch method to use">; 448def print_ivar_layout : Flag<"-print-ivar-layout">, 449 HelpText<"Enable Objective-C Ivar layout bitmap print trace">; 450def fobjc_nonfragile_abi : Flag<"-fobjc-nonfragile-abi">, 451 HelpText<"enable objective-c's nonfragile abi">; 452def fobjc_nonfragile_abi2 : Flag<"-fobjc-nonfragile-abi2">, 453 HelpText<"enable objective-c's enhanced nonfragile abi">; 454def ftrapv : Flag<"-ftrapv">, 455 HelpText<"Trap on integer overflow">; 456def fwrapv : Flag<"-fwrapv">, 457 HelpText<"Treat signed integer overflow as two's complement">; 458def pic_level : Separate<"-pic-level">, 459 HelpText<"Value for __PIC__">; 460def pthread : Flag<"-pthread">, 461 HelpText<"Support POSIX threads in generated code">; 462def fpascal_strings : Flag<"-fpascal-strings">, 463 HelpText<"Recognize and construct Pascal-style string literals">; 464def fno_rtti : Flag<"-fno-rtti">, 465 HelpText<"Disable generation of rtti information">; 466def fno_validate_pch : Flag<"-fno-validate-pch">, 467 HelpText<"Disable validation of precompiled headers">; 468def fshort_wchar : Flag<"-fshort-wchar">, 469 HelpText<"Force wchar_t to be a short unsigned int">; 470def static_define : Flag<"-static-define">, 471 HelpText<"Should __STATIC__ be defined">; 472def stack_protector : Separate<"-stack-protector">, 473 HelpText<"Enable stack protectors">; 474def fvisibility : Separate<"-fvisibility">, 475 HelpText<"Default symbol visibility">; 476def fvisibility_inlines_hidden : Flag<"-fvisibility-inlines-hidden">, 477 HelpText<"Give inline C++ member functions default visibility by default">; 478def ftemplate_depth : Separate<"-ftemplate-depth">, 479 HelpText<"Maximum depth of recursive template instantiation">; 480def trigraphs : Flag<"-trigraphs">, 481 HelpText<"Process trigraph sequences">; 482def fwritable_strings : Flag<"-fwritable-strings">, 483 HelpText<"Store string literals as writable data">; 484def fno_bitfield_type_align : Flag<"-fno-bitfield-type-align">, 485 HelpText<"Ignore bit-field types when aligning structures">; 486 487//===----------------------------------------------------------------------===// 488// Header Search Options 489//===----------------------------------------------------------------------===// 490 491def nostdinc : Flag<"-nostdinc">, 492 HelpText<"Disable standard #include directories">; 493def nostdincxx : Flag<"-nostdinc++">, 494 HelpText<"Disable standard #include directories for the C++ standard library">; 495def nobuiltininc : Flag<"-nobuiltininc">, 496 HelpText<"Disable builtin #include directories">; 497def F : JoinedOrSeparate<"-F">, MetaVarName<"<directory>">, 498 HelpText<"Add directory to framework include search path">; 499def I : JoinedOrSeparate<"-I">, MetaVarName<"<directory>">, 500 HelpText<"Add directory to include search path">; 501def idirafter : JoinedOrSeparate<"-idirafter">, MetaVarName<"<directory>">, 502 HelpText<"Add directory to AFTER include search path">; 503def iquote : JoinedOrSeparate<"-iquote">, MetaVarName<"<directory>">, 504 HelpText<"Add directory to QUOTE include search path">; 505def isystem : JoinedOrSeparate<"-isystem">, MetaVarName<"<directory>">, 506 HelpText<"Add directory to SYSTEM include search path">; 507def iwithsysroot : JoinedOrSeparate<"-iwithsysroot">,MetaVarName<"<directory>">, 508 HelpText<"Add directory to SYSTEM include search path, " 509 "absolute paths are relative to -isysroot">; 510def iprefix : JoinedOrSeparate<"-iprefix">, MetaVarName<"<prefix>">, 511 HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">; 512def iwithprefix : JoinedOrSeparate<"-iwithprefix">, MetaVarName<"<dir>">, 513 HelpText<"Set directory to SYSTEM include search path with prefix">; 514def iwithprefixbefore : JoinedOrSeparate<"-iwithprefixbefore">, 515 MetaVarName<"<dir>">, 516 HelpText<"Set directory to include search path with prefix">; 517def isysroot : JoinedOrSeparate<"-isysroot">, MetaVarName<"<dir>">, 518 HelpText<"Set the system root directory (usually /)">; 519def v : Flag<"-v">, HelpText<"Enable verbose output">; 520 521//===----------------------------------------------------------------------===// 522// Preprocessor Options 523//===----------------------------------------------------------------------===// 524 525def D : JoinedOrSeparate<"-D">, MetaVarName<"<macro>">, 526 HelpText<"Predefine the specified macro">; 527def include_ : JoinedOrSeparate<"-include">, MetaVarName<"<file>">, EnumName<"include">, 528 HelpText<"Include file before parsing">; 529def imacros : JoinedOrSeparate<"-imacros">, MetaVarName<"<file>">, 530 HelpText<"Include macros from file before parsing">; 531def include_pch : Separate<"-include-pch">, MetaVarName<"<file>">, 532 HelpText<"Include precompiled header file">; 533def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">, 534 HelpText<"Include file before parsing">; 535def preamble_bytes_EQ : Joined<"-preamble-bytes=">, 536 HelpText<"Assume that the precompiled header is a precompiled preamble " 537 "covering the first N bytes of the main file">; 538def token_cache : Separate<"-token-cache">, MetaVarName<"<path>">, 539 HelpText<"Use specified token cache file">; 540def U : JoinedOrSeparate<"-U">, MetaVarName<"<macro>">, 541 HelpText<"Undefine the specified macro">; 542def undef : Flag<"-undef">, MetaVarName<"<macro>">, 543 HelpText<"undef all system defines">; 544def detailed_preprocessing_record : Flag<"-detailed-preprocessing-record">, 545 HelpText<"include a detailed record of preprocessing actions">; 546 547//===----------------------------------------------------------------------===// 548// Preprocessed Output Options 549//===----------------------------------------------------------------------===// 550 551def P : Flag<"-P">, 552 HelpText<"Disable linemarker output in -E mode">; 553def C : Flag<"-C">, 554 HelpText<"Enable comment output in -E mode">; 555def CC : Flag<"-CC">, 556 HelpText<"Enable comment output in -E mode, even from macro expansions">; 557def dM : Flag<"-dM">, 558 HelpText<"Print macro definitions in -E mode instead of normal output">; 559def dD : Flag<"-dD">, 560 HelpText<"Print macro definitions in -E mode in addition to normal output">; 561def H : Flag<"-H">, 562 HelpText<"Show header includes and nesting depth">; 563