CC1Options.td revision 6c1cb9916e9988dcdd65b9266dbe24afd173427a
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 target_abi : Separate<"-target-abi">, 22 HelpText<"Target a particular ABI type">; 23def target_cpu : Separate<"-target-cpu">, 24 HelpText<"Target a specific cpu type">; 25def target_feature : Separate<"-target-feature">, 26 HelpText<"Target specific attributes">; 27def triple : Separate<"-triple">, 28 HelpText<"Specify target triple (e.g. i686-apple-darwin9)">; 29def triple_EQ : Joined<"-triple=">, Alias<triple>; 30 31//===----------------------------------------------------------------------===// 32// Analyzer Options 33//===----------------------------------------------------------------------===// 34 35def analysis_CFGDump : Flag<"-cfg-dump">, 36 HelpText<"Display Control-Flow Graphs">; 37def analysis_CFGView : Flag<"-cfg-view">, 38 HelpText<"View Control-Flow Graphs using GraphViz">; 39def analysis_DisplayLiveVariables : Flag<"-dump-live-variables">, 40 HelpText<"Print results of live variable analysis">; 41def analysis_LLVMConventionChecker : Flag<"-analyzer-check-llvm-conventions">, 42 HelpText<"Check code for LLVM codebase conventions (domain-specific)">; 43def analysis_SecuritySyntacticChecks : Flag<"-analyzer-check-security-syntactic">, 44 HelpText<"Perform quick security checks that require no data flow">; 45def analysis_WarnDeadStores : Flag<"-analyzer-check-dead-stores">, 46 HelpText<"Warn about stores to dead variables">; 47def analysis_WarnUninitVals : Flag<"-warn-uninit-values">, 48 HelpText<"Warn about uses of uninitialized variables">; 49def analysis_WarnObjCMethSigs : Flag<"-analyzer-check-objc-methodsigs">, 50 HelpText<"Warn about Objective-C method signatures with type incompatibilities">; 51def analysis_WarnObjCDealloc : Flag<"-analyzer-check-objc-missing-dealloc">, 52 HelpText<"Warn about Objective-C classes that lack a correct implementation of -dealloc">; 53def analysis_WarnObjCUnusedIvars : Flag<"-analyzer-check-objc-unused-ivars">, 54 HelpText<"Warn about private ivars that are never used">; 55def analysis_ObjCMemChecker : Flag<"-analyzer-check-objc-mem">, 56 HelpText<"Run the [Core] Foundation reference count checker">; 57def analysis_WarnSizeofPointer : Flag<"-warn-sizeof-pointer">, 58 HelpText<"Warn about unintended use of sizeof() on pointer expressions">; 59def analysis_InlineCall : Flag<"-inline-call">, 60 HelpText<"Experimental transfer function inlining callees when its definition is available.">; 61 62def analyzer_store : Separate<"-analyzer-store">, 63 HelpText<"Source Code Analysis - Abstract Memory Store Models">; 64def analyzer_store_EQ : Joined<"-analyzer-store=">, Alias<analyzer_store>; 65 66def analyzer_constraints : Separate<"-analyzer-constraints">, 67 HelpText<"Source Code Analysis - Symbolic Constraint Engines">; 68def analyzer_constraints_EQ : Joined<"-analyzer-constraints=">, 69 Alias<analyzer_constraints>; 70 71def analyzer_output : Separate<"-analyzer-output">, 72 HelpText<"Source Code Analysis - Output Options">; 73def analyzer_output_EQ : Joined<"-analyzer-output=">, 74 Alias<analyzer_output>; 75 76def analyzer_opt_analyze_headers : Flag<"-analyzer-opt-analyze-headers">, 77 HelpText<"Force the static analyzer to analyze functions defined in header files">; 78def analyzer_opt_analyze_nested_blocks : Flag<"-analyzer-opt-analyze-nested-blocks">, 79 HelpText<"Analyze the definitions of blocks in addition to functions">; 80def analyzer_display_progress : Flag<"-analyzer-display-progress">, 81 HelpText<"Emit verbose output about the analyzer's progress">; 82def analyzer_experimental_checks : Flag<"-analyzer-experimental-checks">, 83 HelpText<"Use experimental path-sensitive checks">; 84def analyzer_experimental_internal_checks : 85 Flag<"-analyzer-experimental-internal-checks">, 86 HelpText<"Use new default path-sensitive checks currently in testing">; 87def analyze_function : Separate<"-analyze-function">, 88 HelpText<"Run analysis on specific function">; 89def analyze_function_EQ : Joined<"-analyze-function=">, Alias<analyze_function>; 90def analyzer_eagerly_assume : Flag<"-analyzer-eagerly-assume">, 91 HelpText<"Eagerly assume the truth/falseness of some symbolic constraints">; 92def analyzer_no_purge_dead : Flag<"-analyzer-no-purge-dead">, 93 HelpText<"Don't remove dead symbols, bindings, and constraints before processing a statement">; 94def trim_egraph : Flag<"-trim-egraph">, 95 HelpText<"Only show error-related paths in the analysis graph">; 96def analyzer_viz_egraph_graphviz : Flag<"-analyzer-viz-egraph-graphviz">, 97 HelpText<"Display exploded graph using GraphViz">; 98def analyzer_viz_egraph_ubigraph : Flag<"-analyzer-viz-egraph-ubigraph">, 99 HelpText<"Display exploded graph using Ubigraph">; 100def analyzer_max_nodes : Separate<"-analyzer-max-nodes">, 101 HelpText<"The maximum number of nodes the analyzer can generate">; 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 g : Flag<"-g">, HelpText<"Generate source level debug information">; 116def fcatch_undefined_behavior : Flag<"-fcatch-undefined-behavior">, 117 HelpText<"Generate runtime checks for undefined behavior.">; 118def fno_common : Flag<"-fno-common">, 119 HelpText<"Compile common globals like normal definitions">; 120def no_implicit_float : Flag<"-no-implicit-float">, 121 HelpText<"Don't generate implicit floating point instructions (x86-only)">; 122def fno_merge_all_constants : Flag<"-fno-merge-all-constants">, 123 HelpText<"Disallow merging of constants.">; 124def fno_threadsafe_statics : Flag<"-fno-threadsafe-statics">, 125 HelpText<"Do not emit code to make initialization of local statics thread safe">; 126def fdump_vtable_layouts : Flag<"-fdump-vtable-layouts">, 127 HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">; 128def ffunction_sections : Flag<"-ffunction-sections">, 129 HelpText<"Place each function in its own section (ELF Only)">; 130def fdata_sections : Flag<"-fdata-sections">, 131 HelpText<"Place each data in its own section (ELF Only)">; 132def masm_verbose : Flag<"-masm-verbose">, 133 HelpText<"Generate verbose assembly output">; 134def mcode_model : Separate<"-mcode-model">, 135 HelpText<"The code model to use">; 136def mdebug_pass : Separate<"-mdebug-pass">, 137 HelpText<"Enable additional debug output">; 138def mdisable_fp_elim : Flag<"-mdisable-fp-elim">, 139 HelpText<"Disable frame pointer elimination optimization">; 140def mfloat_abi : Separate<"-mfloat-abi">, 141 HelpText<"The float ABI to use">; 142def mlimit_float_precision : Separate<"-mlimit-float-precision">, 143 HelpText<"Limit float precision to the given value">; 144def mno_zero_initialized_in_bss : Flag<"-mno-zero-initialized-in-bss">, 145 HelpText<"Do not put zero initialized data in the BSS">; 146def msoft_float : Flag<"-msoft-float">, 147 HelpText<"Use software floating point">; 148def mrelocation_model : Separate<"-mrelocation-model">, 149 HelpText<"The relocation model to use">; 150def munwind_tables : Flag<"-munwind-tables">, 151 HelpText<"Generate unwinding tables for all functions">; 152def mconstructor_aliases : Flag<"-mconstructor-aliases">, 153 HelpText<"Emit complete constructors and destructors as aliases when possible">; 154def O : Joined<"-O">, HelpText<"Optimization level">; 155def Os : Flag<"-Os">, HelpText<"Optimize for size">; 156 157//===----------------------------------------------------------------------===// 158// Dependency Output Options 159//===----------------------------------------------------------------------===// 160 161def dependency_file : Separate<"-dependency-file">, 162 HelpText<"Filename (or -) to write dependency output to">; 163def sys_header_deps : Flag<"-sys-header-deps">, 164 HelpText<"Include system headers in dependency output">; 165def MQ : Separate<"-MQ">, HelpText<"Specify target to quote for dependency">; 166def MT : Separate<"-MT">, HelpText<"Specify target for dependency">; 167def MP : Flag<"-MP">, 168 HelpText<"Create phony target for each dependency (other than main file)">; 169 170//===----------------------------------------------------------------------===// 171// Diagnostic Options 172//===----------------------------------------------------------------------===// 173 174def dump_build_information : Separate<"-dump-build-information">, 175 MetaVarName<"<filename>">, 176 HelpText<"output a dump of some build information to a file">; 177def fno_show_column : Flag<"-fno-show-column">, 178 HelpText<"Do not include column number on diagnostics">; 179def fno_show_source_location : Flag<"-fno-show-source-location">, 180 HelpText<"Do not include source location information with diagnostics">; 181def fno_caret_diagnostics : Flag<"-fno-caret-diagnostics">, 182 HelpText<"Do not include source line and caret with diagnostics">; 183def fno_diagnostics_fixit_info : Flag<"-fno-diagnostics-fixit-info">, 184 HelpText<"Do not include fixit information in diagnostics">; 185def fdiagnostics_binary : Flag<"-fdiagnostics-binary">; 186def w : Flag<"-w">, HelpText<"Suppress all warnings">; 187def pedantic : Flag<"-pedantic">; 188def pedantic_errors : Flag<"-pedantic-errors">; 189 190// This gets all -W options, including -Werror, -W[no-]system-headers, etc. The 191// driver has stripped off -Wa,foo etc. The driver has also translated -W to 192// -Wextra, so we don't need to worry about it. 193def W : Joined<"-W">; 194 195def fdiagnostics_print_source_range_info : Flag<"-fdiagnostics-print-source-range-info">, 196 HelpText<"Print source range spans in numeric form">; 197def fdiagnostics_show_option : Flag<"-fdiagnostics-show-option">, 198 HelpText<"Print diagnostic name with mappable diagnostics">; 199def ftabstop : Separate<"-ftabstop">, MetaVarName<"<N>">, 200 HelpText<"Set the tab stop distance.">; 201def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">, 202 HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">; 203def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">, 204 HelpText<"Set the maximum number of entries to print in a macro instantiation backtrace (0 = no limit).">; 205def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">, 206 HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">; 207def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">, 208 HelpText<"Format message diagnostics so that they fit within N columns or fewer, when possible.">; 209def fcolor_diagnostics : Flag<"-fcolor-diagnostics">, 210 HelpText<"Use colors in diagnostics">; 211def Wno_rewrite_macros : Flag<"-Wno-rewrite-macros">, 212 HelpText<"Silence ObjC rewriting warnings">; 213def Wwrite_strings : Flag<"-Wwrite-strings">, 214 HelpText<"Add const qualifier to string literals">; 215def verify : Flag<"-verify">, 216 HelpText<"Verify emitted diagnostics and warnings">; 217 218//===----------------------------------------------------------------------===// 219// Frontend Options 220//===----------------------------------------------------------------------===// 221 222// This isn't normally used, it is just here so we can parse a 223// CompilerInvocation out of a driver-derived argument vector. 224def cc1 : Flag<"-cc1">; 225 226def ast_merge : Separate<"-ast-merge">, 227 MetaVarName<"<ast file>">, 228 HelpText<"Merge the given AST file into the translation unit being compiled.">; 229def code_completion_at : Separate<"-code-completion-at">, 230 MetaVarName<"<file>:<line>:<column>">, 231 HelpText<"Dump code-completion information at a location">; 232def remap_file : Separate<"-remap-file">, 233 MetaVarName<"<from>;<to>">, 234 HelpText<"Replace the contents of the <from> file with the contents of the <to> file">; 235def code_completion_at_EQ : Joined<"-code-completion-at=">, 236 Alias<code_completion_at>; 237def no_code_completion_debug_printer : Flag<"-no-code-completion-debug-printer">, 238 HelpText<"Don't use the \"debug\" code-completion print">; 239def code_completion_macros : Flag<"-code-completion-macros">, 240 HelpText<"Include macros in code-completion results">; 241def disable_free : Flag<"-disable-free">, 242 HelpText<"Disable freeing of memory on exit">; 243def help : Flag<"-help">, 244 HelpText<"Print this help text">; 245def _help : Flag<"--help">, Alias<help>; 246def x : Separate<"-x">, HelpText<"Input language type">; 247def cxx_inheritance_view : Separate<"-cxx-inheritance-view">, 248 MetaVarName<"<class name>">, 249 HelpText<"View C++ inheritance for a specified class">; 250def o : Separate<"-o">, MetaVarName<"<path>">, HelpText<"Specify output file">; 251def load : Separate<"-load">, MetaVarName<"<dsopath>">, 252 HelpText<"Load the named plugin (dynamic shared object)">; 253def plugin : Separate<"-plugin">, 254 HelpText<"Use the named plugin action (use \"help\" to list available options)">; 255def resource_dir : Separate<"-resource-dir">, 256 HelpText<"The directory which holds the compiler resource files">; 257def version : Flag<"-version">, 258 HelpText<"Print the compiler version">; 259def _version : Flag<"--version">, Alias<version>; 260 261def Action_Group : OptionGroup<"<action group>">; 262let Group = Action_Group in { 263 264def Eonly : Flag<"-Eonly">, 265 HelpText<"Just run preprocessor, no output (for timings)">; 266def E : Flag<"-E">, 267 HelpText<"Run preprocessor, emit preprocessed file">; 268def dump_raw_tokens : Flag<"-dump-raw-tokens">, 269 HelpText<"Lex file in raw mode and dump raw tokens">; 270def analyze : Flag<"-analyze">, 271 HelpText<"Run static analysis engine">; 272def dump_tokens : Flag<"-dump-tokens">, 273 HelpText<"Run preprocessor, dump internal rep of tokens">; 274def init_only : Flag<"-init-only">, 275 HelpText<"Only execute frontend initialization">; 276def parse_noop : Flag<"-parse-noop">, 277 HelpText<"Run parser with noop callbacks (for timings)">; 278def fsyntax_only : Flag<"-fsyntax-only">, 279 HelpText<"Run parser and perform semantic analysis">; 280def fixit : Flag<"-fixit">, 281 HelpText<"Apply fix-it advice to the input source">; 282def fixit_EQ : Joined<"-fixit=">, 283 HelpText<"Apply fix-it advice creating a file with the given suffix">; 284def parse_print_callbacks : Flag<"-parse-print-callbacks">, 285 HelpText<"Run parser and print each callback invoked">; 286def emit_html : Flag<"-emit-html">, 287 HelpText<"Output input source as HTML">; 288def ast_print : Flag<"-ast-print">, 289 HelpText<"Build ASTs and then pretty-print them">; 290def ast_print_xml : Flag<"-ast-print-xml">, 291 HelpText<"Build ASTs and then print them in XML format">; 292def ast_dump : Flag<"-ast-dump">, 293 HelpText<"Build ASTs and then debug dump them">; 294def ast_view : Flag<"-ast-view">, 295 HelpText<"Build ASTs and view them with GraphViz">; 296def print_decl_contexts : Flag<"-print-decl-contexts">, 297 HelpText<"Print DeclContexts and their Decls">; 298def emit_pth : Flag<"-emit-pth">, 299 HelpText<"Generate pre-tokenized header file">; 300def emit_pch : Flag<"-emit-pch">, 301 HelpText<"Generate pre-compiled header file">; 302def S : Flag<"-S">, 303 HelpText<"Emit native assembly code">; 304def emit_llvm : Flag<"-emit-llvm">, 305 HelpText<"Build ASTs then convert to LLVM, emit .ll file">; 306def emit_llvm_bc : Flag<"-emit-llvm-bc">, 307 HelpText<"Build ASTs then convert to LLVM, emit .bc file">; 308def emit_llvm_only : Flag<"-emit-llvm-only">, 309 HelpText<"Build ASTs and convert to LLVM, discarding output">; 310def emit_obj : Flag<"-emit-obj">, 311 HelpText<"Emit native object files">; 312def rewrite_test : Flag<"-rewrite-test">, 313 HelpText<"Rewriter playground">; 314def rewrite_objc : Flag<"-rewrite-objc">, 315 HelpText<"Rewrite ObjC into C (code rewriter example)">; 316def rewrite_macros : Flag<"-rewrite-macros">, 317 HelpText<"Expand macros without full preprocessing">; 318 319} 320 321def relocatable_pch : Flag<"-relocatable-pch">, 322 HelpText<"Whether to build a relocatable precompiled header">; 323def print_stats : Flag<"-print-stats">, 324 HelpText<"Print performance metrics and statistics">; 325def ftime_report : Flag<"-ftime-report">, 326 HelpText<"Print the amount of time each phase of compilation takes">; 327 328def fdump_record_layouts : Flag<"-fdump-record-layouts">, 329 HelpText<"Dump record layout information">; 330 331// Generic forwarding to LLVM options. This should only be used for debugging 332// and experimental features. 333def mllvm : Separate<"-mllvm">, 334 HelpText<"Additional arguments to forward to LLVM's option processing">; 335 336//===----------------------------------------------------------------------===// 337// Language Options 338//===----------------------------------------------------------------------===// 339 340def fno_builtin : Flag<"-fno-builtin">, 341 HelpText<"Disable implicit builtin knowledge of functions">; 342def faltivec : Flag<"-faltivec">, 343 HelpText<"Enable AltiVec vector initializer syntax">; 344def fno_access_control : Flag<"-fno-access-control">, 345 HelpText<"Disable C++ access control">; 346def fno_assume_sane_operator_new : Flag<"-fno-assume-sane-operator-new">, 347 HelpText<"Don't assume that C++'s global operator new can't alias any pointer">; 348def fgnu_keywords : Flag<"-fgnu-keywords">, 349 HelpText<"Allow GNU-extension keywords regardless of language standard">; 350def fno_gnu_keywords : Flag<"-fno-gnu-keywords">, 351 HelpText<"Disallow GNU-extension keywords regardless of language standard">; 352def fdollars_in_identifiers : Flag<"-fdollars-in-identifiers">, 353 HelpText<"Allow '$' in identifiers">; 354def fno_dollars_in_identifiers : Flag<"-fno-dollars-in-identifiers">, 355 HelpText<"Disallow '$' in identifiers">; 356def femit_all_decls : Flag<"-femit-all-decls">, 357 HelpText<"Emit all declarations, even if unused">; 358def fblocks : Flag<"-fblocks">, 359 HelpText<"enable the 'blocks' language feature">; 360def fheinous_gnu_extensions : Flag<"-fheinous-gnu-extensions">; 361def fexceptions : Flag<"-fexceptions">, 362 HelpText<"Enable support for exception handling">; 363def fsjlj_exceptions : Flag<"-fsjlj-exceptions">, 364 HelpText<"Use SjLj style exceptions">; 365def ffreestanding : Flag<"-ffreestanding">, 366 HelpText<"Assert that the compilation takes place in a freestanding environment">; 367def fgnu_runtime : Flag<"-fgnu-runtime">, 368 HelpText<"Generate output compatible with the standard GNU Objective-C runtime">; 369def std_EQ : Joined<"-std=">, 370 HelpText<"Language standard to compile for">; 371def fmath_errno : Flag<"-fmath-errno">, 372 HelpText<"Require math functions to indicate errors by setting errno">; 373def fms_extensions : Flag<"-fms-extensions">, 374 HelpText<"Accept some non-standard constructs used in Microsoft header files ">; 375def main_file_name : Separate<"-main-file-name">, 376 HelpText<"Main file name to use for debug info">; 377def fno_elide_constructors : Flag<"-fno-elide-constructors">, 378 HelpText<"Disable C++ copy constructor elision">; 379def fno_lax_vector_conversions : Flag<"-fno-lax-vector-conversions">, 380 HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">; 381def fno_operator_names : Flag<"-fno-operator-names">, 382 HelpText<"Do not treat C++ operator name keywords as synonyms for operators">; 383def fno_signed_char : Flag<"-fno-signed-char">, 384 HelpText<"Char is unsigned">; 385def fno_use_cxa_atexit : Flag<"-fno-use-cxa-atexit">, 386 HelpText<"Don't use __cxa_atexit for calling destructors">; 387def fconstant_string_class : Separate<"-fconstant-string-class">, 388 MetaVarName<"<class name>">, 389 HelpText<"Specify the class to use for constant Objective-C string objects.">; 390def fno_constant_cfstrings : Flag<"-fno-constant-cfstrings">, 391 HelpText<"Enable creation of CodeFoundation-type constant strings">; 392def fobjc_gc : Flag<"-fobjc-gc">, 393 HelpText<"Enable Objective-C garbage collection">; 394def fobjc_gc_only : Flag<"-fobjc-gc-only">, 395 HelpText<"Use GC exclusively for Objective-C related memory management">; 396def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">, 397 HelpText<"Objective-C dispatch method to use">; 398def print_ivar_layout : Flag<"-print-ivar-layout">, 399 HelpText<"Enable Objective-C Ivar layout bitmap print trace">; 400def fobjc_nonfragile_abi : Flag<"-fobjc-nonfragile-abi">, 401 HelpText<"enable objective-c's nonfragile abi">; 402def fobjc_nonfragile_abi2 : Flag<"-fobjc-nonfragile-abi2">, 403 HelpText<"enable objective-c's enhanced nonfragile abi">; 404def ftrapv : Flag<"-ftrapv">, 405 HelpText<"Trap on integer overflow">; 406def pic_level : Separate<"-pic-level">, 407 HelpText<"Value for __PIC__">; 408def pthread : Flag<"-pthread">, 409 HelpText<"Support POSIX threads in generated code">; 410def fpascal_strings : Flag<"-fpascal-strings">, 411 HelpText<"Recognize and construct Pascal-style string literals">; 412def fno_rtti : Flag<"-fno-rtti">, 413 HelpText<"Disable generation of rtti information">; 414def fshort_wchar : Flag<"-fshort-wchar">, 415 HelpText<"Force wchar_t to be a short unsigned int">; 416def static_define : Flag<"-static-define">, 417 HelpText<"Should __STATIC__ be defined">; 418def stack_protector : Separate<"-stack-protector">, 419 HelpText<"Enable stack protectors">; 420def fvisibility : Separate<"-fvisibility">, 421 HelpText<"Default symbol visibility">; 422def ftemplate_depth : Separate<"-ftemplate-depth">, 423 HelpText<"Maximum depth of recursive template instantiation">; 424def trigraphs : Flag<"-trigraphs">, 425 HelpText<"Process trigraph sequences">; 426def fwritable_strings : Flag<"-fwritable-strings">, 427 HelpText<"Store string literals as writable data">; 428def fno_bitfield_type_align : Flag<"-fno-bitfield-type-align">, 429 HelpText<"Ignore bit-field types when aligning structures">; 430 431//===----------------------------------------------------------------------===// 432// Header Search Options 433//===----------------------------------------------------------------------===// 434 435def nostdinc : Flag<"-nostdinc">, 436 HelpText<"Disable standard #include directories">; 437def nostdincxx : Flag<"-nostdinc++">, 438 HelpText<"Disable standard #include directories for the C++ standard library">; 439def nobuiltininc : Flag<"-nobuiltininc">, 440 HelpText<"Disable builtin #include directories">; 441def F : JoinedOrSeparate<"-F">, MetaVarName<"<directory>">, 442 HelpText<"Add directory to framework include search path">; 443def I : JoinedOrSeparate<"-I">, MetaVarName<"<directory>">, 444 HelpText<"Add directory to include search path">; 445def idirafter : JoinedOrSeparate<"-idirafter">, MetaVarName<"<directory>">, 446 HelpText<"Add directory to AFTER include search path">; 447def iquote : JoinedOrSeparate<"-iquote">, MetaVarName<"<directory>">, 448 HelpText<"Add directory to QUOTE include search path">; 449def isystem : JoinedOrSeparate<"-isystem">, MetaVarName<"<directory>">, 450 HelpText<"Add directory to SYSTEM include search path">; 451def iprefix : JoinedOrSeparate<"-iprefix">, MetaVarName<"<prefix>">, 452 HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">; 453def iwithprefix : JoinedOrSeparate<"-iwithprefix">, MetaVarName<"<dir>">, 454 HelpText<"Set directory to SYSTEM include search path with prefix">; 455def iwithprefixbefore : JoinedOrSeparate<"-iwithprefixbefore">, 456 MetaVarName<"<dir>">, 457 HelpText<"Set directory to include search path with prefix">; 458def isysroot : JoinedOrSeparate<"-isysroot">, MetaVarName<"<dir>">, 459 HelpText<"Set the system root directory (usually /)">; 460def v : Flag<"-v">, HelpText<"Enable verbose output">; 461 462//===----------------------------------------------------------------------===// 463// Preprocessor Options 464//===----------------------------------------------------------------------===// 465 466def D : JoinedOrSeparate<"-D">, MetaVarName<"<macro>">, 467 HelpText<"Predefine the specified macro">; 468def include_ : JoinedOrSeparate<"-include">, MetaVarName<"<file>">, EnumName<"include">, 469 HelpText<"Include file before parsing">; 470def imacros : JoinedOrSeparate<"-imacros">, MetaVarName<"<file>">, 471 HelpText<"Include macros from file before parsing">; 472def include_pch : Separate<"-include-pch">, MetaVarName<"<file>">, 473 HelpText<"Include precompiled header file">; 474def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">, 475 HelpText<"Include file before parsing">; 476def token_cache : Separate<"-token-cache">, MetaVarName<"<path>">, 477 HelpText<"Use specified token cache file">; 478def U : JoinedOrSeparate<"-U">, MetaVarName<"<macro>">, 479 HelpText<"Undefine the specified macro">; 480def undef : Flag<"-undef">, MetaVarName<"<macro>">, 481 HelpText<"undef all system defines">; 482def detailed_preprocessing_record : Flag<"-detailed-preprocessing-record">, 483 HelpText<"include a detailed record of preprocessing actions">; 484 485//===----------------------------------------------------------------------===// 486// Preprocessed Output Options 487//===----------------------------------------------------------------------===// 488 489def P : Flag<"-P">, 490 HelpText<"Disable linemarker output in -E mode">; 491def C : Flag<"-C">, 492 HelpText<"Enable comment output in -E mode">; 493def CC : Flag<"-CC">, 494 HelpText<"Enable comment output in -E mode, even from macro expansions">; 495def dM : Flag<"-dM">, 496 HelpText<"Print macro definitions in -E mode instead of normal output">; 497def dD : Flag<"-dD">, 498 HelpText<"Print macro definitions in -E mode in addition to normal output">; 499