Options.td revision c3c66879c329bf8caf4f0fcf62093c93a3f8c342
1//===--- Options.td - Options for clang -----------------------------------===//
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.
11//
12//===----------------------------------------------------------------------===//
13
14// Include the common option parsing interfaces.
15include "llvm/Option/OptParser.td"
16
17/////////
18// Flags
19
20// DriverOption - The option is a "driver" option, and should not be forwarded
21// to other tools.
22def DriverOption : OptionFlag;
23
24// LinkerInput - The option is a linker input.
25def LinkerInput : OptionFlag;
26
27// NoArgumentUnused - Don't report argument unused warnings for this option; this
28// is useful for options like -static or -dynamic which a user may always end up
29// passing, even if the platform defaults to (or only supports) that option.
30def NoArgumentUnused : OptionFlag;
31
32// Unsupported - The option is unsupported, and the driver will reject command
33// lines that use it.
34def Unsupported : OptionFlag;
35
36// CoreOption - This is considered a "core" Clang option, available in both
37// clang and clang-cl modes.
38def CoreOption : OptionFlag;
39
40// CLOption - This is a cl.exe compatibility option. Options with this flag
41// are made available when the driver is running in CL compatibility mode.
42def CLOption : OptionFlag;
43
44// CC1Option - This option should be accepted by clang -cc1.
45def CC1Option : OptionFlag;
46
47// NoDriverOption - This option should not be accepted by the driver.
48def NoDriverOption : OptionFlag;
49
50/////////
51// Groups
52
53// Meta-group for options which are only used for compilation,
54// and not linking etc.
55def CompileOnly_Group     : OptionGroup<"<CompileOnly group>">;
56
57def Action_Group          : OptionGroup<"<action group>">;
58
59def I_Group               : OptionGroup<"<I group>">, Group<CompileOnly_Group>;
60def M_Group               : OptionGroup<"<M group>">, Group<CompileOnly_Group>;
61def T_Group               : OptionGroup<"<T group>">;
62def O_Group               : OptionGroup<"<O group>">, Group<CompileOnly_Group>;
63def W_Group               : OptionGroup<"<W group>">, Group<CompileOnly_Group>;
64def d_Group               : OptionGroup<"<d group>">;
65def f_Group               : OptionGroup<"<f group>">, Group<CompileOnly_Group>;
66def f_clang_Group         : OptionGroup<"<f (clang-only) group>">, Group<CompileOnly_Group>;
67def g_Group               : OptionGroup<"<g group>">;
68def g_flags_Group         : OptionGroup<"<g flags group>">;
69def i_Group               : OptionGroup<"<i group>">, Group<CompileOnly_Group>;
70def clang_i_Group         : OptionGroup<"<clang i group>">, Group<i_Group>;
71def m_Group               : OptionGroup<"<m group>">, Group<CompileOnly_Group>;
72def m_x86_Features_Group  : OptionGroup<"<m x86 features group>">, Group<m_Group>;
73def m_hexagon_Features_Group  : OptionGroup<"<m hexagon features group>">, Group<m_Group>;
74def m_arm_Features_Group  : OptionGroup<"<m arm features group>">, Group<m_Group>;
75def opencl_Group          : OptionGroup<"<opencl group>">;
76def u_Group               : OptionGroup<"<u group>">;
77def mips_CPUs_Group       : OptionGroup<"<MIPS CPU aliases group>">,
78  Group<CompileOnly_Group>;
79
80def pedantic_Group        : OptionGroup<"<pedantic group>">,
81  Group<CompileOnly_Group>;
82def reserved_lib_Group   : OptionGroup<"<reserved libs group>">;
83
84// Temporary groups for clang options which we know we don't support,
85// but don't want to verbosely warn the user about.
86def clang_ignored_f_Group : OptionGroup<"<clang ignored f group>">,
87  Group<f_Group>;
88def clang_ignored_m_Group : OptionGroup<"<clang ignored m group>">,
89  Group<m_Group>;
90
91/////////
92// Options
93
94// The internal option ID must be a valid C++ identifier and results in a
95// clang::driver::options::OPT_XX enum constant for XX.
96//
97// We want to unambiguously be able to refer to options from the driver source
98// code, for this reason the option name is mangled into an ID. This mangling
99// isn't guaranteed to have an inverse, but for practical purposes it does.
100//
101// The mangling scheme is to ignore the leading '-', and perform the following
102// substitutions:
103//   _ => __
104//   - => _
105//   / => _SLASH
106//   # => _HASH
107//   ? => _QUESTION
108//   , => _COMMA
109//   = => _EQ
110//   C++ => CXX
111//   . => _
112
113// Developer Driver Options
114
115def internal_Group : OptionGroup<"<clang internal options>">;
116def internal_driver_Group : OptionGroup<"<clang driver internal options>">,
117  Group<internal_Group>, HelpText<"DRIVER OPTIONS">;
118def internal_debug_Group :
119  OptionGroup<"<clang debug/development internal options>">,
120  Group<internal_Group>, HelpText<"DEBUG/DEVELOPMENT OPTIONS">;
121
122class InternalDriverOpt : Group<internal_driver_Group>,
123  Flags<[DriverOption, HelpHidden]>;
124def driver_mode : Joined<["--"], "driver-mode=">, Group<internal_driver_Group>,
125  Flags<[CoreOption, DriverOption, HelpHidden]>,
126  HelpText<"Set the driver mode to either 'gcc', 'g++', 'cpp', or 'cl'">;
127def ccc_gcc_name : Separate<["-"], "ccc-gcc-name">, InternalDriverOpt,
128  HelpText<"Name for native GCC compiler">,
129  MetaVarName<"<gcc-path>">;
130def ccc_pch_is_pch : Flag<["-"], "ccc-pch-is-pch">, InternalDriverOpt,
131  HelpText<"Use lazy PCH for precompiled headers">;
132def ccc_pch_is_pth : Flag<["-"], "ccc-pch-is-pth">, InternalDriverOpt,
133  HelpText<"Use pretokenized headers for precompiled headers">;
134
135class InternalDebugOpt : Group<internal_debug_Group>,
136  Flags<[DriverOption, HelpHidden]>;
137def ccc_install_dir : Separate<["-"], "ccc-install-dir">, InternalDebugOpt,
138  HelpText<"Simulate installation in the given directory">;
139def ccc_print_phases : Flag<["-"], "ccc-print-phases">, InternalDebugOpt,
140  HelpText<"Dump list of actions to perform">;
141def ccc_print_bindings : Flag<["-"], "ccc-print-bindings">, InternalDebugOpt,
142  HelpText<"Show bindings of tools to actions">;
143
144def ccc_arcmt_check : Flag<["-"], "ccc-arcmt-check">, InternalDriverOpt,
145  HelpText<"Check for ARC migration issues that need manual handling">;
146def ccc_arcmt_modify : Flag<["-"], "ccc-arcmt-modify">, InternalDriverOpt,
147  HelpText<"Apply modifications to files to conform to ARC">;
148def ccc_arcmt_migrate : Separate<["-"], "ccc-arcmt-migrate">, InternalDriverOpt,
149  HelpText<"Apply modifications and produces temporary files that conform to ARC">;
150def arcmt_migrate_report_output : Separate<["-"], "arcmt-migrate-report-output">,
151  HelpText<"Output path for the plist report">,  Flags<[CC1Option]>;
152def arcmt_migrate_emit_arc_errors : Flag<["-"], "arcmt-migrate-emit-errors">,
153  HelpText<"Emit ARC errors even if the migrator can fix them">,
154  Flags<[CC1Option]>;
155
156def _migrate : Flag<["--"], "migrate">, Flags<[DriverOption]>,
157  HelpText<"Run the migrator">;
158def ccc_objcmt_migrate : Separate<["-"], "ccc-objcmt-migrate">,
159  InternalDriverOpt,
160  HelpText<"Apply modifications and produces temporary files to migrate to "
161   "modern ObjC syntax">;
162def objcmt_migrate_literals : Flag<["-"], "objcmt-migrate-literals">, Flags<[CC1Option]>,
163  HelpText<"Enable migration to modern ObjC literals">;
164def objcmt_migrate_subscripting : Flag<["-"], "objcmt-migrate-subscripting">, Flags<[CC1Option]>,
165  HelpText<"Enable migration to modern ObjC subscripting">;
166def objcmt_migrate_property : Flag<["-"], "objcmt-migrate-property">, Flags<[CC1Option]>,
167  HelpText<"Enable migration to modern ObjC property">;
168def objcmt_migrate_readonly_property : Flag<["-"], "objcmt-migrate-readonly-property">, Flags<[CC1Option]>,
169  HelpText<"Enable migration to modern ObjC readonly property">;
170// Make sure all other -ccc- options are rejected.
171def ccc_ : Joined<["-"], "ccc-">, Group<internal_Group>, Flags<[Unsupported]>;
172
173// Standard Options
174
175def _HASH_HASH_HASH : Flag<["-"], "###">, Flags<[DriverOption, CoreOption]>,
176    HelpText<"Print the commands to run for this compilation">;
177def _DASH_DASH : Option<["--"], "", KIND_REMAINING_ARGS>,
178    Flags<[DriverOption, CoreOption]>;
179def A : JoinedOrSeparate<["-"], "A">;
180def B : JoinedOrSeparate<["-"], "B">;
181def CC : Flag<["-"], "CC">, Flags<[CC1Option]>;
182def C : Flag<["-"], "C">, Flags<[CC1Option]>;
183def D : JoinedOrSeparate<["-"], "D">, Group<CompileOnly_Group>, Flags<[CC1Option]>;
184def E : Flag<["-"], "E">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>,
185  HelpText<"Only run the preprocessor">;
186def F : JoinedOrSeparate<["-"], "F">, Flags<[RenderJoined,CC1Option]>,
187    HelpText<"Add directory to framework include search path">;
188def G : JoinedOrSeparate<["-"], "G">, Flags<[DriverOption]>;
189def G_EQ : Joined<["-"], "G=">, Flags<[DriverOption]>;
190def H : Flag<["-"], "H">, Flags<[CC1Option]>,
191    HelpText<"Show header includes and nesting depth">;
192def I_ : Flag<["-"], "I-">, Group<I_Group>;
193def I : JoinedOrSeparate<["-"], "I">, Group<I_Group>, Flags<[CC1Option]>,
194    HelpText<"Add directory to include search path">;
195def L : JoinedOrSeparate<["-"], "L">, Flags<[RenderJoined]>;
196def MD : Flag<["-"], "MD">, Group<M_Group>;
197def MF : JoinedOrSeparate<["-"], "MF">, Group<M_Group>;
198def MG : Flag<["-"], "MG">, Group<M_Group>, Flags<[CC1Option]>,
199    HelpText<"Add missing headers to dependency list">;
200def MMD : Flag<["-"], "MMD">, Group<M_Group>;
201def MM : Flag<["-"], "MM">, Group<M_Group>;
202def MP : Flag<["-"], "MP">, Group<M_Group>, Flags<[CC1Option]>,
203    HelpText<"Create phony target for each dependency (other than main file)">;
204def MQ : JoinedOrSeparate<["-"], "MQ">, Group<M_Group>, Flags<[CC1Option]>,
205    HelpText<"Specify target to quote for dependency">;
206def MT : JoinedOrSeparate<["-"], "MT">, Group<M_Group>, Flags<[CC1Option]>,
207    HelpText<"Specify target for dependency">;
208def Mach : Flag<["-"], "Mach">;
209def M : Flag<["-"], "M">, Group<M_Group>;
210def O0 : Flag<["-"], "O0">, Group<O_Group>, Flags<[CC1Option]>;
211def O4 : Flag<["-"], "O4">, Group<O_Group>, Flags<[CC1Option]>;
212def ObjCXX : Flag<["-"], "ObjC++">, Flags<[DriverOption]>,
213  HelpText<"Treat source input files as Objective-C++ inputs">;
214def ObjC : Flag<["-"], "ObjC">, Flags<[DriverOption]>,
215  HelpText<"Treat source input files as Objective-C inputs">;
216def O : Joined<["-"], "O">, Group<O_Group>, Flags<[CC1Option]>;
217def O_flag : Flag<["-"], "O">, Flags<[CC1Option]>, Alias<O>, AliasArgs<["2"]>;
218def Ofast : Joined<["-"], "Ofast">, Group<O_Group>, Flags<[CC1Option]>;
219def P : Flag<["-"], "P">, Flags<[CC1Option]>,
220  HelpText<"Disable linemarker output in -E mode">;
221def Qn : Flag<["-"], "Qn">;
222def Qunused_arguments : Flag<["-"], "Qunused-arguments">, Flags<[DriverOption, CoreOption]>,
223  HelpText<"Don't emit warning for unused driver arguments">;
224def Q : Flag<["-"], "Q">;
225def R : Flag<["-"], "R">;
226def S : Flag<["-"], "S">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>,
227  HelpText<"Only run preprocess and compilation steps">;
228def Tbss : JoinedOrSeparate<["-"], "Tbss">, Group<T_Group>;
229def Tdata : JoinedOrSeparate<["-"], "Tdata">, Group<T_Group>;
230def Ttext : JoinedOrSeparate<["-"], "Ttext">, Group<T_Group>;
231def T : JoinedOrSeparate<["-"], "T">, Group<T_Group>;
232def U : JoinedOrSeparate<["-"], "U">, Group<CompileOnly_Group>, Flags<[CC1Option]>;
233def V : JoinedOrSeparate<["-"], "V">, Flags<[DriverOption, Unsupported]>;
234def Wa_COMMA : CommaJoined<["-"], "Wa,">,
235  HelpText<"Pass the comma separated arguments in <arg> to the assembler">,
236  MetaVarName<"<arg>">;
237def Wall : Flag<["-"], "Wall">, Group<W_Group>, Flags<[CC1Option]>;
238def Wdeprecated : Flag<["-"], "Wdeprecated">, Group<W_Group>, Flags<[CC1Option]>;
239def Wno_deprecated : Flag<["-"], "Wno-deprecated">, Group<W_Group>, Flags<[CC1Option]>;
240def Wextra : Flag<["-"], "Wextra">, Group<W_Group>, Flags<[CC1Option]>;
241def Wl_COMMA : CommaJoined<["-"], "Wl,">, Flags<[LinkerInput, RenderAsInput]>,
242  HelpText<"Pass the comma separated arguments in <arg> to the linker">,
243  MetaVarName<"<arg>">;
244def Wno_nonportable_cfstrings : Joined<["-"], "Wno-nonportable-cfstrings">, Group<W_Group>,
245  Flags<[CC1Option]>;
246def Wnonportable_cfstrings : Joined<["-"], "Wnonportable-cfstrings">, Group<W_Group>,
247  Flags<[CC1Option]>;
248def Wp_COMMA : CommaJoined<["-"], "Wp,">,
249  HelpText<"Pass the comma separated arguments in <arg> to the preprocessor">,
250  MetaVarName<"<arg>">;
251def Wwrite_strings : Flag<["-"], "Wwrite-strings">, Group<W_Group>, Flags<[CC1Option]>;
252def Wno_write_strings : Flag<["-"], "Wno-write-strings">, Group<W_Group>, Flags<[CC1Option]>;
253def W_Joined : Joined<["-"], "W">, Group<W_Group>, Flags<[CC1Option, CoreOption]>,
254  MetaVarName<"<warning>">, HelpText<"Enable the specified warning">;
255def Xanalyzer : Separate<["-"], "Xanalyzer">,
256  HelpText<"Pass <arg> to the static analyzer">, MetaVarName<"<arg>">;
257def Xarch__ : JoinedAndSeparate<["-"], "Xarch_">, Flags<[DriverOption]>;
258def Xassembler : Separate<["-"], "Xassembler">,
259  HelpText<"Pass <arg> to the assembler">, MetaVarName<"<arg>">;
260def Xclang : Separate<["-"], "Xclang">,
261  HelpText<"Pass <arg> to the clang compiler">, MetaVarName<"<arg>">,
262  Flags<[DriverOption, CoreOption]>;
263def Xlinker : Separate<["-"], "Xlinker">, Flags<[LinkerInput, RenderAsInput]>,
264  HelpText<"Pass <arg> to the linker">, MetaVarName<"<arg>">;
265def Xpreprocessor : Separate<["-"], "Xpreprocessor">,
266  HelpText<"Pass <arg> to the preprocessor">, MetaVarName<"<arg>">;
267def X_Flag : Flag<["-"], "X">;
268def X_Joined : Joined<["-"], "X">;
269def Z_Flag : Flag<["-"], "Z">;
270def Z_Joined : Joined<["-"], "Z">;
271def all__load : Flag<["-"], "all_load">;
272def allowable__client : Separate<["-"], "allowable_client">;
273def ansi : Flag<["-", "--"], "ansi">;
274def arch__errors__fatal : Flag<["-"], "arch_errors_fatal">;
275def arch : Separate<["-"], "arch">, Flags<[DriverOption]>;
276def arch__only : Separate<["-"], "arch_only">;
277def a : Joined<["-"], "a">;
278def bind__at__load : Flag<["-"], "bind_at_load">;
279def bundle__loader : Separate<["-"], "bundle_loader">;
280def bundle : Flag<["-"], "bundle">;
281def b : JoinedOrSeparate<["-"], "b">, Flags<[Unsupported]>;
282def cl_kernel_arg_info : Flag<["-"], "cl-kernel-arg-info">, Flags<[CC1Option]>, Group<opencl_Group>,
283HelpText<"OpenCL only. This option allows the compiler to store information about the arguments of a kernel(s)"> ;
284def client__name : JoinedOrSeparate<["-"], "client_name">;
285def combine : Flag<["-", "--"], "combine">, Flags<[DriverOption, Unsupported]>;
286def compatibility__version : JoinedOrSeparate<["-"], "compatibility_version">;
287def coverage : Flag<["-", "--"], "coverage">;
288def cpp_precomp : Flag<["-"], "cpp-precomp">, Group<clang_ignored_f_Group>;
289def current__version : JoinedOrSeparate<["-"], "current_version">;
290def cxx_isystem : JoinedOrSeparate<["-"], "cxx-isystem">, Group<clang_i_Group>,
291  HelpText<"Add directory to the C++ SYSTEM include search path">, Flags<[CC1Option]>,
292  MetaVarName<"<directory>">;
293def c : Flag<["-"], "c">, Flags<[DriverOption]>,
294  HelpText<"Only run preprocess, compile, and assemble steps">;
295def dA : Flag<["-"], "dA">, Group<d_Group>;
296def dD : Flag<["-"], "dD">, Group<d_Group>, Flags<[CC1Option]>,
297  HelpText<"Print macro definitions in -E mode in addition to normal output">;
298def dM : Flag<["-"], "dM">, Group<d_Group>, Flags<[CC1Option]>,
299  HelpText<"Print macro definitions in -E mode instead of normal output">;
300def dead__strip : Flag<["-"], "dead_strip">;
301def dependency_file : Separate<["-"], "dependency-file">, Flags<[CC1Option]>,
302  HelpText<"Filename (or -) to write dependency output to">;
303def dependency_dot : Separate<["-"], "dependency-dot">, Flags<[CC1Option]>,
304  HelpText<"Filename to write DOT-formatted header dependencies to">;
305def dumpmachine : Flag<["-"], "dumpmachine">;
306def dumpspecs : Flag<["-"], "dumpspecs">, Flags<[Unsupported]>;
307def dumpversion : Flag<["-"], "dumpversion">;
308def dylib__file : Separate<["-"], "dylib_file">;
309def dylinker__install__name : JoinedOrSeparate<["-"], "dylinker_install_name">;
310def dylinker : Flag<["-"], "dylinker">;
311def dynamiclib : Flag<["-"], "dynamiclib">;
312def dynamic : Flag<["-"], "dynamic">, Flags<[NoArgumentUnused]>;
313def d_Flag : Flag<["-"], "d">, Group<d_Group>;
314def d_Joined : Joined<["-"], "d">, Group<d_Group>;
315def emit_ast : Flag<["-"], "emit-ast">,
316  HelpText<"Emit Clang AST files for source inputs">;
317def emit_llvm : Flag<["-"], "emit-llvm">, Flags<[CC1Option]>, Group<Action_Group>,
318  HelpText<"Use the LLVM representation for assembler and object files">;
319def exported__symbols__list : Separate<["-"], "exported_symbols_list">;
320def e : JoinedOrSeparate<["-"], "e">;
321def fPIC : Flag<["-"], "fPIC">, Group<f_Group>;
322def fno_PIC : Flag<["-"], "fno-PIC">, Group<f_Group>;
323def fPIE : Flag<["-"], "fPIE">, Group<f_Group>;
324def fno_PIE : Flag<["-"], "fno-PIE">, Group<f_Group>;
325def faccess_control : Flag<["-"], "faccess-control">, Group<f_Group>;
326def fallow_unsupported : Flag<["-"], "fallow-unsupported">, Group<f_Group>;
327def faltivec : Flag<["-"], "faltivec">, Group<f_Group>, Flags<[CC1Option]>,
328  HelpText<"Enable AltiVec vector initializer syntax">;
329def fno_altivec : Flag<["-"], "fno-altivec">, Group<f_Group>, Flags<[CC1Option]>;
330def fapple_kext : Flag<["-"], "fapple-kext">, Group<f_Group>, Flags<[CC1Option]>,
331  HelpText<"Use Apple's kernel extensions ABI">;
332def fapple_pragma_pack : Flag<["-"], "fapple-pragma-pack">, Group<f_Group>, Flags<[CC1Option]>,
333  HelpText<"Enable Apple gcc-compatible #pragma pack handling">;
334def faddress_sanitizer : Flag<["-"], "faddress-sanitizer">, Group<f_Group>;
335def fno_address_sanitizer : Flag<["-"], "fno-address-sanitizer">, Group<f_Group>;
336def fthread_sanitizer : Flag<["-"], "fthread-sanitizer">, Group<f_Group>;
337def fno_thread_sanitizer : Flag<["-"], "fno-thread-sanitizer">, Group<f_Group>;
338def fasm : Flag<["-"], "fasm">, Group<f_Group>;
339
340def fasm_blocks : Flag<["-"], "fasm-blocks">, Group<f_Group>, Flags<[CC1Option]>;
341def fno_asm_blocks : Flag<["-"], "fno-asm-blocks">, Group<f_Group>;
342
343def fassume_sane_operator_new : Flag<["-"], "fassume-sane-operator-new">, Group<f_Group>;
344def fastcp : Flag<["-"], "fastcp">, Group<f_Group>;
345def fastf : Flag<["-"], "fastf">, Group<f_Group>;
346def fast : Flag<["-"], "fast">, Group<f_Group>;
347def fasynchronous_unwind_tables : Flag<["-"], "fasynchronous-unwind-tables">, Group<f_Group>;
348
349def fautolink : Flag <["-"], "fautolink">, Group<f_Group>;
350def fno_autolink : Flag <["-"], "fno-autolink">, Group<f_Group>,
351  Flags<[DriverOption, CC1Option]>,
352  HelpText<"Disable generation of linker directives for automatic library linking">;
353
354def fblocks : Flag<["-"], "fblocks">, Group<f_Group>, Flags<[CC1Option]>,
355  HelpText<"Enable the 'blocks' language feature">;
356def fbootclasspath_EQ : Joined<["-"], "fbootclasspath=">, Group<f_Group>;
357def fborland_extensions : Flag<["-"], "fborland-extensions">, Group<f_Group>, Flags<[CC1Option]>,
358  HelpText<"Accept non-standard constructs supported by the Borland compiler">;
359def fbounds_checking : Flag<["-"], "fbounds-checking">, Group<f_Group>,
360  HelpText<"Enable run-time bounds checks">;
361def fbounds_checking_EQ : Joined<["-"], "fbounds-checking=">, Flags<[CC1Option]>,
362  Group<f_Group>;
363def fbuiltin_strcat : Flag<["-"], "fbuiltin-strcat">, Group<f_Group>;
364def fbuiltin_strcpy : Flag<["-"], "fbuiltin-strcpy">, Group<f_Group>;
365def fbuiltin : Flag<["-"], "fbuiltin">, Group<f_Group>;
366def fcaret_diagnostics : Flag<["-"], "fcaret-diagnostics">, Group<f_Group>;
367def fcatch_undefined_behavior : Flag<["-"], "fcatch-undefined-behavior">, Group<f_Group>;
368def fclasspath_EQ : Joined<["-"], "fclasspath=">, Group<f_Group>;
369def fcolor_diagnostics : Flag<["-"], "fcolor-diagnostics">, Group<f_Group>, Flags<[CC1Option]>,
370  HelpText<"Use colors in diagnostics">;
371def fdiagnostics_color : Flag<["-"], "fdiagnostics-color">, Group<f_Group>;
372def fdiagnostics_color_EQ : Joined<["-"], "fdiagnostics-color=">, Group<f_Group>;
373def fansi_escape_codes : Flag<["-"], "fansi-escape-codes">, Group<f_Group>, Flags<[CC1Option]>,
374  HelpText<"Use ANSI escape codes for diagnostics">;
375def fcomment_block_commands : CommaJoined<["-"], "fcomment-block-commands=">, Group<f_clang_Group>, Flags<[CC1Option]>,
376  HelpText<"Treat each comma separated argument in <arg> as a documentation comment block command">,
377  MetaVarName<"<arg>">;
378def fparse_all_comments : Flag<["-"], "fparse-all-comments">, Group<f_clang_Group>, Flags<[CC1Option]>;
379def fcommon : Flag<["-"], "fcommon">, Group<f_Group>;
380def fcompile_resource_EQ : Joined<["-"], "fcompile-resource=">, Group<f_Group>;
381def fconstant_cfstrings : Flag<["-"], "fconstant-cfstrings">, Group<f_Group>;
382def fconstant_string_class_EQ : Joined<["-"], "fconstant-string-class=">, Group<f_Group>;
383def fconstexpr_depth_EQ : Joined<["-"], "fconstexpr-depth=">, Group<f_Group>;
384def fconstexpr_steps_EQ : Joined<["-"], "fconstexpr-steps=">, Group<f_Group>;
385def fconstexpr_backtrace_limit_EQ : Joined<["-"], "fconstexpr-backtrace-limit=">,
386                                    Group<f_Group>;
387def fno_crash_diagnostics : Flag<["-"], "fno-crash-diagnostics">, Group<f_clang_Group>, Flags<[NoArgumentUnused]>;
388def fcreate_profile : Flag<["-"], "fcreate-profile">, Group<f_Group>;
389def fcxx_exceptions: Flag<["-"], "fcxx-exceptions">, Group<f_Group>,
390  HelpText<"Enable C++ exceptions">, Flags<[CC1Option]>;
391def fcxx_modules : Flag <["-"], "fcxx-modules">, Group<f_Group>,
392  Flags<[DriverOption]>;
393def fdebug_pass_arguments : Flag<["-"], "fdebug-pass-arguments">, Group<f_Group>;
394def fdebug_pass_structure : Flag<["-"], "fdebug-pass-structure">, Group<f_Group>;
395def fdiagnostics_fixit_info : Flag<["-"], "fdiagnostics-fixit-info">, Group<f_clang_Group>;
396def fdiagnostics_parseable_fixits : Flag<["-"], "fdiagnostics-parseable-fixits">, Group<f_clang_Group>,
397    Flags<[CC1Option]>, HelpText<"Print fix-its in machine parseable form">;
398def fdiagnostics_print_source_range_info : Flag<["-"], "fdiagnostics-print-source-range-info">,
399    Group<f_clang_Group>,  Flags<[CC1Option]>,
400    HelpText<"Print source range spans in numeric form">;
401def fdiagnostics_show_option : Flag<["-"], "fdiagnostics-show-option">, Group<f_Group>,
402    Flags<[CC1Option]>, HelpText<"Print option name with mappable diagnostics">;
403def fdiagnostics_show_name : Flag<["-"], "fdiagnostics-show-name">, Group<f_Group>,
404    Flags<[CC1Option]>, HelpText<"Print diagnostic name">;
405def fdiagnostics_show_note_include_stack : Flag<["-"], "fdiagnostics-show-note-include-stack">,
406    Group<f_Group>,  Flags<[CC1Option]>, HelpText<"Display include stacks for diagnostic notes">;
407def fdiagnostics_format_EQ : Joined<["-"], "fdiagnostics-format=">, Group<f_clang_Group>;
408def fdiagnostics_show_category_EQ : Joined<["-"], "fdiagnostics-show-category=">, Group<f_clang_Group>;
409def fdiagnostics_show_template_tree : Flag<["-"], "fdiagnostics-show-template-tree">,
410    Group<f_Group>, Flags<[CC1Option]>,
411    HelpText<"Print a template comparison tree for differing templates">;
412def fdollars_in_identifiers : Flag<["-"], "fdollars-in-identifiers">, Group<f_Group>,
413  HelpText<"Allow '$' in identifiers">, Flags<[CC1Option]>;
414def fdwarf2_cfi_asm : Flag<["-"], "fdwarf2-cfi-asm">, Group<f_Group>;
415def fno_dwarf2_cfi_asm : Flag<["-"], "fno-dwarf2-cfi-asm">, Group<f_Group>,  Flags<[CC1Option]>;
416def fdwarf_directory_asm : Flag<["-"], "fdwarf-directory-asm">, Group<f_Group>;
417def fno_dwarf_directory_asm : Flag<["-"], "fno-dwarf-directory-asm">, Group<f_Group>, Flags<[CC1Option]>;
418def felide_constructors : Flag<["-"], "felide-constructors">, Group<f_Group>;
419def fno_elide_type : Flag<["-"], "fno-elide-type">, Group<f_Group>,
420    Flags<[CC1Option]>,
421    HelpText<"Do not elide types when printing diagnostics">;
422def feliminate_unused_debug_symbols : Flag<["-"], "feliminate-unused-debug-symbols">, Group<f_Group>;
423def femit_all_decls : Flag<["-"], "femit-all-decls">, Group<f_Group>, Flags<[CC1Option]>,
424  HelpText<"Emit all declarations, even if unused">;
425def fencoding_EQ : Joined<["-"], "fencoding=">, Group<f_Group>;
426def ferror_limit_EQ : Joined<["-"], "ferror-limit=">, Group<f_Group>;
427def fexceptions : Flag<["-"], "fexceptions">, Group<f_Group>, Flags<[CC1Option]>,
428  HelpText<"Enable support for exception handling">;
429def fextdirs_EQ : Joined<["-"], "fextdirs=">, Group<f_Group>;
430def fextended_identifiers : Flag<["-"], "fextended-identifiers">,
431    Group<clang_ignored_f_Group>;
432def fno_extended_identifiers : Flag<["-"], "fno-extended-identifiers">,
433    Group<f_Group>, Flags<[Unsupported]>;
434def fhosted : Flag<["-"], "fhosted">, Group<f_Group>;
435def ffast_math : Flag<["-"], "ffast-math">, Group<f_Group>, Flags<[CC1Option]>,
436  HelpText<"Enable the *frontend*'s 'fast-math' mode. This has no effect on "
437           "optimizations, but provides a preprocessor macro __FAST_MATH__ the "
438           "same as GCC's -ffast-math flag">;
439def fno_fast_math : Flag<["-"], "fno-fast-math">, Group<f_Group>;
440def fmath_errno : Flag<["-"], "fmath-errno">, Group<f_Group>, Flags<[CC1Option]>,
441  HelpText<"Require math functions to indicate errors by setting errno">;
442def fno_math_errno : Flag<["-"], "fno-math-errno">, Group<f_Group>;
443def fbracket_depth_EQ : Joined<["-"], "fbracket-depth=">, Group<f_Group>;
444def fsignaling_math : Flag<["-"], "fsignaling-math">, Group<f_Group>;
445def fno_signaling_math : Flag<["-"], "fno-signaling-math">, Group<f_Group>;
446def fsanitize_EQ : CommaJoined<["-"], "fsanitize=">, Group<f_clang_Group>,
447                   Flags<[CC1Option, CoreOption]>, MetaVarName<"<check>">,
448                   HelpText<"Enable runtime instrumentation for bug detection: "
449                            "address (memory errors) | thread (race detection) | "
450                            "undefined (miscellaneous undefined behavior)">;
451def fno_sanitize_EQ : CommaJoined<["-"], "fno-sanitize=">, Group<f_clang_Group>;
452def fsanitize_address_zero_base_shadow : Flag<["-"], "fsanitize-address-zero-base-shadow">,
453                                         Group<f_clang_Group>, Flags<[CC1Option]>,
454                                         HelpText<"Make AddressSanitizer map shadow memory "
455                                                  "at zero offset">;
456def fno_sanitize_address_zero_base_shadow : Flag<["-"], "fno-sanitize-address-zero-base-shadow">,
457                                            Group<f_clang_Group>;
458def fsanitize_blacklist : Joined<["-"], "fsanitize-blacklist=">,
459                          Group<f_clang_Group>, Flags<[CC1Option]>,
460                          HelpText<"Path to blacklist file for sanitizers">;
461def fno_sanitize_blacklist : Flag<["-"], "fno-sanitize-blacklist">,
462                             Group<f_clang_Group>,
463                             HelpText<"Don't use blacklist file for sanitizers">;
464def fsanitize_memory_track_origins : Flag<["-"], "fsanitize-memory-track-origins">,
465                                     Group<f_clang_Group>, Flags<[CC1Option]>,
466                                     HelpText<"Enable origins tracking in MemorySanitizer">;
467def fno_sanitize_memory_track_origins : Flag<["-"], "fno-sanitize-memory-track-origins">,
468                                        Group<f_clang_Group>;
469def fsanitize_recover : Flag<["-"], "fsanitize-recover">,
470                        Group<f_clang_Group>;
471def fno_sanitize_recover : Flag<["-"], "fno-sanitize-recover">,
472                           Group<f_clang_Group>, Flags<[CC1Option]>,
473                           HelpText<"Disable sanitizer check recovery">;
474def fsanitize_undefined_trap_on_error : Flag<["-"], "fsanitize-undefined-trap-on-error">,
475                                        Group<f_clang_Group>, Flags<[CC1Option]>;
476def fno_sanitize_undefined_trap_on_error : Flag<["-"], "fno-sanitize-undefined-trap-on-error">,
477                                           Group<f_clang_Group>;
478def funsafe_math_optimizations : Flag<["-"], "funsafe-math-optimizations">,
479  Group<f_Group>;
480def fno_unsafe_math_optimizations : Flag<["-"], "fno-unsafe-math-optimizations">,
481  Group<f_Group>;
482def fassociative_math : Flag<["-"], "fassociative-math">, Group<f_Group>;
483def fno_associative_math : Flag<["-"], "fno-associative-math">, Group<f_Group>;
484def freciprocal_math : Flag<["-"], "freciprocal-math">, Group<f_Group>;
485def fno_reciprocal_math : Flag<["-"], "fno-reciprocal-math">, Group<f_Group>;
486def ffinite_math_only : Flag<["-"], "ffinite-math-only">, Group<f_Group>, Flags<[CC1Option]>;
487def fno_finite_math_only : Flag<["-"], "fno-finite-math-only">, Group<f_Group>;
488def fsigned_zeros : Flag<["-"], "fsigned-zeros">, Group<f_Group>;
489def fno_signed_zeros : Flag<["-"], "fno-signed-zeros">, Group<f_Group>;
490def fhonor_nans : Flag<["-"], "fhonor-nans">, Group<f_Group>;
491def fno_honor_nans : Flag<["-"], "fno-honor-nans">, Group<f_Group>;
492def fhonor_infinities : Flag<["-"], "fhonor-infinities">, Group<f_Group>;
493def fno_honor_infinities : Flag<["-"], "fno-honor-infinities">, Group<f_Group>;
494// Sic. This option was misspelled originally.
495def fhonor_infinites : Flag<["-"], "fhonor-infinites">, Alias<fhonor_infinities>;
496def fno_honor_infinites : Flag<["-"], "fno-honor-infinites">, Alias<fno_honor_infinities>;
497def ftrapping_math : Flag<["-"], "ftrapping-math">, Group<f_Group>;
498def fno_trapping_math : Flag<["-"], "fno-trapping-math">, Group<f_Group>;
499def ffp_contract : Joined<["-"], "ffp-contract=">, Group<f_Group>,
500  Flags<[CC1Option]>, HelpText<"Form fused FP ops (e.g. FMAs): fast (everywhere)"
501  " | on (according to FP_CONTRACT pragma, default) | off (never fuse)">;
502
503def ffor_scope : Flag<["-"], "ffor-scope">, Group<f_Group>;
504def fno_for_scope : Flag<["-"], "fno-for-scope">, Group<f_Group>;
505
506def frewrite_includes : Flag<["-"], "frewrite-includes">, Group<f_Group>,
507  Flags<[CC1Option]>;
508def fno_rewrite_includes : Flag<["-"], "fno-rewrite-includes">, Group<f_Group>;
509
510def ffreestanding : Flag<["-"], "ffreestanding">, Group<f_Group>, Flags<[CC1Option]>,
511  HelpText<"Assert that the compilation takes place in a freestanding environment">;
512def fgnu_keywords : Flag<["-"], "fgnu-keywords">, Group<f_Group>, Flags<[CC1Option]>,
513  HelpText<"Allow GNU-extension keywords regardless of language standard">;
514def fgnu89_inline : Flag<["-"], "fgnu89-inline">, Group<f_Group>, Flags<[CC1Option]>,
515  HelpText<"Use the gnu89 inline semantics">;
516def fno_gnu89_inline : Flag<["-"], "fno-gnu89-inline">, Group<f_Group>;
517def fgnu_runtime : Flag<["-"], "fgnu-runtime">, Group<f_Group>,
518  HelpText<"Generate output compatible with the standard GNU Objective-C runtime">;
519def fheinous_gnu_extensions : Flag<["-"], "fheinous-gnu-extensions">, Flags<[CC1Option]>;
520def filelist : Separate<["-"], "filelist">, Flags<[LinkerInput]>;
521def findirect_virtual_calls : Flag<["-"], "findirect-virtual-calls">, Alias<fapple_kext>;
522def finline_functions : Flag<["-"], "finline-functions">, Group<clang_ignored_f_Group>;
523def finline : Flag<["-"], "finline">, Group<clang_ignored_f_Group>;
524def finstrument_functions : Flag<["-"], "finstrument-functions">, Group<f_Group>, Flags<[CC1Option]>,
525  HelpText<"Generate calls to instrument function entry and exit">;
526def fkeep_inline_functions : Flag<["-"], "fkeep-inline-functions">, Group<clang_ignored_f_Group>;
527def flat__namespace : Flag<["-"], "flat_namespace">;
528def flax_vector_conversions : Flag<["-"], "flax-vector-conversions">, Group<f_Group>;
529def flimit_debug_info : Flag<["-"], "flimit-debug-info">, Group<f_Group>, Flags<[CC1Option]>,
530  HelpText<"Limit debug information produced to reduce size of debug binary">;
531def flimited_precision_EQ : Joined<["-"], "flimited-precision=">, Group<f_Group>;
532def flto : Flag<["-"], "flto">, Group<f_Group>;
533def fno_lto : Flag<["-"], "fno-lto">, Group<f_Group>;
534def fmacro_backtrace_limit_EQ : Joined<["-"], "fmacro-backtrace-limit=">,
535                                Group<f_Group>;
536def fmerge_all_constants : Flag<["-"], "fmerge-all-constants">, Group<f_Group>;
537def fmessage_length_EQ : Joined<["-"], "fmessage-length=">, Group<f_Group>;
538def fms_extensions : Flag<["-"], "fms-extensions">, Group<f_Group>, Flags<[CC1Option]>,
539  HelpText<"Accept some non-standard constructs supported by the Microsoft compiler">;
540def fms_compatibility : Flag<["-"], "fms-compatibility">, Group<f_Group>, Flags<[CC1Option]>,
541  HelpText<"Enable Microsoft compatibility mode">;
542def fmsc_version : Joined<["-"], "fmsc-version=">, Group<f_Group>, Flags<[CC1Option, CoreOption]>,
543  HelpText<"Version of the Microsoft C/C++ compiler to report in _MSC_VER (0 = don't define it (default))">;
544def fdelayed_template_parsing : Flag<["-"], "fdelayed-template-parsing">, Group<f_Group>,
545  HelpText<"Parse templated function definitions at the end of the "
546           "translation unit ">,  Flags<[CC1Option]>;
547def fmodules_cache_path : Joined<["-"], "fmodules-cache-path=">, Group<i_Group>,
548  Flags<[DriverOption, CC1Option]>, MetaVarName<"<directory>">,
549  HelpText<"Specify the module cache path">;
550def fmodules_prune_interval : Joined<["-"], "fmodules-prune-interval=">, Group<i_Group>,
551  Flags<[CC1Option]>, MetaVarName<"<seconds>">,
552  HelpText<"Specify the interval (in seconds) between attempts to prune the module cache">;
553def fmodules_prune_after : Joined<["-"], "fmodules-prune-after=">, Group<i_Group>,
554  Flags<[CC1Option]>, MetaVarName<"<seconds>">,
555  HelpText<"Specify the interval (in seconds) after which a module file will be considered unused">;
556def fmodules : Flag <["-"], "fmodules">, Group<f_Group>,
557  Flags<[DriverOption, CC1Option]>,
558  HelpText<"Enable the 'modules' language feature">;
559def fmodule_maps : Flag <["-"], "fmodule-maps">, Group<f_Group>,
560  Flags<[DriverOption,CC1Option]>,
561  HelpText<"Read module maps to understand the structure of library headers">;
562def fmodules_ignore_macro : Joined<["-"], "fmodules-ignore-macro=">, Group<f_Group>, Flags<[CC1Option]>,
563  HelpText<"Ignore the definition of the given macro when building and loading modules">;
564def fretain_comments_from_system_headers : Flag<["-"], "fretain-comments-from-system-headers">, Group<f_Group>, Flags<[CC1Option]>;
565
566def fmudflapth : Flag<["-"], "fmudflapth">, Group<f_Group>;
567def fmudflap : Flag<["-"], "fmudflap">, Group<f_Group>;
568def fnested_functions : Flag<["-"], "fnested-functions">, Group<f_Group>;
569def fnext_runtime : Flag<["-"], "fnext-runtime">, Group<f_Group>;
570def fno_access_control : Flag<["-"], "fno-access-control">, Group<f_Group>, Flags<[CC1Option]>,
571  HelpText<"Disable C++ access control">;
572def fno_apple_pragma_pack : Flag<["-"], "fno-apple-pragma-pack">, Group<f_Group>;
573def fno_asm : Flag<["-"], "fno-asm">, Group<f_Group>;
574def fno_asynchronous_unwind_tables : Flag<["-"], "fno-asynchronous-unwind-tables">, Group<f_Group>;
575def fno_assume_sane_operator_new : Flag<["-"], "fno-assume-sane-operator-new">, Group<f_Group>,
576  HelpText<"Don't assume that C++'s global operator new can't alias any pointer">,
577  Flags<[CC1Option]>;
578def fno_blocks : Flag<["-"], "fno-blocks">, Group<f_Group>;
579def fno_borland_extensions : Flag<["-"], "fno-borland-extensions">, Group<f_Group>;
580def fno_builtin_strcat : Flag<["-"], "fno-builtin-strcat">, Group<f_Group>;
581def fno_builtin_strcpy : Flag<["-"], "fno-builtin-strcpy">, Group<f_Group>;
582def fno_builtin : Flag<["-"], "fno-builtin">, Group<f_Group>, Flags<[CC1Option]>,
583  HelpText<"Disable implicit builtin knowledge of functions">;
584def fno_math_builtin : Flag<["-"], "fno-math-builtin">, Group<f_Group>, Flags<[CC1Option]>,
585  HelpText<"Disable implicit builtin knowledge of math functions">;
586def fno_caret_diagnostics : Flag<["-"], "fno-caret-diagnostics">, Group<f_Group>,
587 Flags<[CC1Option]>;
588def fno_color_diagnostics : Flag<["-"], "fno-color-diagnostics">, Group<f_Group>;
589def fno_diagnostics_color : Flag<["-"], "fno-diagnostics-color">, Group<f_Group>;
590def fno_common : Flag<["-"], "fno-common">, Group<f_Group>, Flags<[CC1Option]>,
591    HelpText<"Compile common globals like normal definitions">;
592def fno_constant_cfstrings : Flag<["-"], "fno-constant-cfstrings">, Group<f_Group>,
593  Flags<[CC1Option]>,
594  HelpText<"Disable creation of CodeFoundation-type constant strings">;
595def fno_cxx_exceptions: Flag<["-"], "fno-cxx-exceptions">, Group<f_Group>;
596def fno_cxx_modules : Flag <["-"], "fno-cxx-modules">, Group<f_Group>,
597  Flags<[DriverOption]>;
598def fno_diagnostics_fixit_info : Flag<["-"], "fno-diagnostics-fixit-info">, Group<f_Group>,
599  Flags<[CC1Option]>, HelpText<"Do not include fixit information in diagnostics">;
600def fno_diagnostics_show_name : Flag<["-"], "fno-diagnostics-show-name">, Group<f_Group>;
601def fno_diagnostics_show_option : Flag<["-"], "fno-diagnostics-show-option">, Group<f_Group>;
602def fno_diagnostics_show_note_include_stack : Flag<["-"], "fno-diagnostics-show-note-include-stack">,
603    Flags<[CC1Option]>, Group<f_Group>;
604def fno_dollars_in_identifiers : Flag<["-"], "fno-dollars-in-identifiers">, Group<f_Group>,
605  HelpText<"Disallow '$' in identifiers">, Flags<[CC1Option]>;
606def fno_elide_constructors : Flag<["-"], "fno-elide-constructors">, Group<f_Group>,
607  HelpText<"Disable C++ copy constructor elision">, Flags<[CC1Option]>;
608def fno_eliminate_unused_debug_symbols : Flag<["-"], "fno-eliminate-unused-debug-symbols">, Group<f_Group>;
609def fno_exceptions : Flag<["-"], "fno-exceptions">, Group<f_Group>;
610def fno_gnu_keywords : Flag<["-"], "fno-gnu-keywords">, Group<f_Group>, Flags<[CC1Option]>;
611def fno_inline_functions : Flag<["-"], "fno-inline-functions">, Group<f_clang_Group>, Flags<[CC1Option]>;
612def fno_inline : Flag<["-"], "fno-inline">, Group<f_clang_Group>, Flags<[CC1Option]>;
613def fno_keep_inline_functions : Flag<["-"], "fno-keep-inline-functions">, Group<clang_ignored_f_Group>;
614def fno_lax_vector_conversions : Flag<["-"], "fno-lax-vector-conversions">, Group<f_Group>,
615  HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">, Flags<[CC1Option]>;
616def fno_limit_debug_info : Flag<["-"], "fno-limit-debug-info">, Group<f_Group>, Flags<[CC1Option]>,
617  HelpText<"Do not limit debug information produced to reduce size of debug binary">;
618def fno_merge_all_constants : Flag<["-"], "fno-merge-all-constants">, Group<f_Group>,
619    Flags<[CC1Option]>, HelpText<"Disallow merging of constants">;
620def fno_modules : Flag <["-"], "fno-modules">, Group<f_Group>,
621  Flags<[DriverOption]>;
622def fno_module_maps : Flag <["-"], "fno-module-maps">, Group<f_Group>,
623  Flags<[DriverOption]>;
624def fno_ms_extensions : Flag<["-"], "fno-ms-extensions">, Group<f_Group>;
625def fno_ms_compatibility : Flag<["-"], "fno-ms-compatibility">, Group<f_Group>;
626def fno_delayed_template_parsing : Flag<["-"], "fno-delayed-template-parsing">, Group<f_Group>;
627def fno_objc_exceptions: Flag<["-"], "fno-objc-exceptions">, Group<f_Group>;
628def fno_objc_legacy_dispatch : Flag<["-"], "fno-objc-legacy-dispatch">, Group<f_Group>;
629def fno_omit_frame_pointer : Flag<["-"], "fno-omit-frame-pointer">, Group<f_Group>;
630def fno_operator_names : Flag<["-"], "fno-operator-names">, Group<f_Group>,
631  HelpText<"Do not treat C++ operator name keywords as synonyms for operators">,
632  Flags<[CC1Option]>;
633def fno_pascal_strings : Flag<["-"], "fno-pascal-strings">, Group<f_Group>;
634def fno_rtti : Flag<["-"], "fno-rtti">, Group<f_Group>, Flags<[CC1Option]>,
635  HelpText<"Disable generation of rtti information">;
636def fno_short_enums : Flag<["-"], "fno-short-enums">, Group<f_Group>;
637def fno_show_column : Flag<["-"], "fno-show-column">, Group<f_Group>, Flags<[CC1Option]>,
638  HelpText<"Do not include column number on diagnostics">;
639def fno_show_source_location : Flag<["-"], "fno-show-source-location">, Group<f_Group>,
640  Flags<[CC1Option]>, HelpText<"Do not include source location information with diagnostics">;
641def fno_spell_checking : Flag<["-"], "fno-spell-checking">, Group<f_Group>,
642  Flags<[CC1Option]>, HelpText<"Disable spell-checking">;
643def fno_stack_protector : Flag<["-"], "fno-stack-protector">, Group<f_Group>;
644def fno_strict_aliasing : Flag<["-"], "fno-strict-aliasing">, Group<f_Group>;
645def fstruct_path_tbaa : Flag<["-"], "fstruct-path-tbaa">, Group<f_Group>;
646def fno_strict_enums : Flag<["-"], "fno-strict-enums">, Group<f_Group>;
647def fno_strict_overflow : Flag<["-"], "fno-strict-overflow">, Group<f_Group>;
648def fno_threadsafe_statics : Flag<["-"], "fno-threadsafe-statics">, Group<f_Group>,
649  Flags<[CC1Option]>, HelpText<"Do not emit code to make initialization of local statics thread safe">;
650def fno_use_cxa_atexit : Flag<["-"], "fno-use-cxa-atexit">, Group<f_Group>, Flags<[CC1Option]>,
651  HelpText<"Don't use __cxa_atexit for calling destructors">;
652def fno_use_init_array : Flag<["-"], "fno-use-init-array">, Group<f_Group>, Flags<[CC1Option]>,
653  HelpText<"Don't use .init_array instead of .ctors">;
654def fno_unit_at_a_time : Flag<["-"], "fno-unit-at-a-time">, Group<f_Group>;
655def fno_unwind_tables : Flag<["-"], "fno-unwind-tables">, Group<f_Group>;
656def fno_verbose_asm : Flag<["-"], "fno-verbose-asm">, Group<f_Group>;
657def fno_working_directory : Flag<["-"], "fno-working-directory">, Group<f_Group>;
658def fno_wrapv : Flag<["-"], "fno-wrapv">, Group<f_Group>;
659def fno_zero_initialized_in_bss : Flag<["-"], "fno-zero-initialized-in-bss">, Group<f_Group>;
660def fobjc_arc : Flag<["-"], "fobjc-arc">, Group<f_Group>, Flags<[CC1Option]>,
661  HelpText<"Synthesize retain and release calls for Objective-C pointers">;
662def fno_objc_arc : Flag<["-"], "fno-objc-arc">, Group<f_Group>;
663def fobjc_arc_exceptions : Flag<["-"], "fobjc-arc-exceptions">, Group<f_Group>, Flags<[CC1Option]>,
664  HelpText<"Use EH-safe code when synthesizing retains and releases in -fobjc-arc">;
665def fno_objc_arc_exceptions : Flag<["-"], "fno-objc-arc-exceptions">, Group<f_Group>;
666def fobjc_atdefs : Flag<["-"], "fobjc-atdefs">, Group<clang_ignored_f_Group>;
667def fobjc_call_cxx_cdtors : Flag<["-"], "fobjc-call-cxx-cdtors">, Group<clang_ignored_f_Group>;
668def fobjc_exceptions: Flag<["-"], "fobjc-exceptions">, Group<f_Group>,
669  HelpText<"Enable Objective-C exceptions">, Flags<[CC1Option]>;
670
671def fobjc_gc_only : Flag<["-"], "fobjc-gc-only">, Group<f_Group>, Flags<[CC1Option]>,
672  HelpText<"Use GC exclusively for Objective-C related memory management">;
673def fobjc_gc : Flag<["-"], "fobjc-gc">, Group<f_Group>, Flags<[CC1Option]>,
674  HelpText<"Enable Objective-C garbage collection">;
675def fobjc_legacy_dispatch : Flag<["-"], "fobjc-legacy-dispatch">, Group<f_Group>;
676def fobjc_new_property : Flag<["-"], "fobjc-new-property">, Group<clang_ignored_f_Group>;
677def fobjc_infer_related_result_type : Flag<["-"], "fobjc-infer-related-result-type">, 
678                                      Group<f_Group>;
679def fno_objc_infer_related_result_type : Flag<["-"],
680  "fno-objc-infer-related-result-type">, Group<f_Group>,
681  HelpText<
682    "do not infer Objective-C related result type based on method family">,
683  Flags<[CC1Option]>;
684def fobjc_link_runtime: Flag<["-"], "fobjc-link-runtime">, Group<f_Group>;
685
686// Objective-C ABI options.
687def fobjc_runtime_EQ : Joined<["-"], "fobjc-runtime=">, Group<f_Group>, Flags<[CC1Option]>,
688  HelpText<"Specify the target Objective-C runtime kind and version">;
689def fobjc_abi_version_EQ : Joined<["-"], "fobjc-abi-version=">, Group<f_Group>;
690def fobjc_nonfragile_abi_version_EQ : Joined<["-"], "fobjc-nonfragile-abi-version=">, Group<f_Group>;
691def fobjc_nonfragile_abi : Flag<["-"], "fobjc-nonfragile-abi">, Group<f_Group>;
692def fno_objc_nonfragile_abi : Flag<["-"], "fno-objc-nonfragile-abi">, Group<f_Group>;
693
694def fobjc_sender_dependent_dispatch : Flag<["-"], "fobjc-sender-dependent-dispatch">, Group<f_Group>;
695def fobjc : Flag<["-"], "fobjc">, Group<f_Group>;
696def fomit_frame_pointer : Flag<["-"], "fomit-frame-pointer">, Group<f_Group>;
697def fopenmp : Flag<["-"], "fopenmp">, Group<f_Group>, Flags<[CC1Option]>;
698def fno_optimize_sibling_calls : Flag<["-"], "fno-optimize-sibling-calls">, Group<f_Group>;
699def foptimize_sibling_calls : Flag<["-"], "foptimize-sibling-calls">, Group<f_Group>;
700def force__cpusubtype__ALL : Flag<["-"], "force_cpusubtype_ALL">;
701def force__flat__namespace : Flag<["-"], "force_flat_namespace">;
702def force__load : Separate<["-"], "force_load">;
703def foutput_class_dir_EQ : Joined<["-"], "foutput-class-dir=">, Group<f_Group>;
704def fpack_struct : Flag<["-"], "fpack-struct">, Group<f_Group>;
705def fno_pack_struct : Flag<["-"], "fno-pack-struct">, Group<f_Group>;
706def fpack_struct_EQ : Joined<["-"], "fpack-struct=">, Group<f_Group>, Flags<[CC1Option]>,
707  HelpText<"Specify the default maximum struct packing alignment">;
708def fpascal_strings : Flag<["-"], "fpascal-strings">, Group<f_Group>, Flags<[CC1Option]>,
709  HelpText<"Recognize and construct Pascal-style string literals">;
710def fpcc_struct_return : Flag<["-"], "fpcc-struct-return">, Group<f_Group>, Flags<[CC1Option]>,
711  HelpText<"Override the default ABI to return all structs on the stack">;
712def fpch_preprocess : Flag<["-"], "fpch-preprocess">, Group<f_Group>;
713def fpic : Flag<["-"], "fpic">, Group<f_Group>;
714def fno_pic : Flag<["-"], "fno-pic">, Group<f_Group>;
715def fpie : Flag<["-"], "fpie">, Group<f_Group>;
716def fno_pie : Flag<["-"], "fno-pie">, Group<f_Group>;
717def fprofile_arcs : Flag<["-"], "fprofile-arcs">, Group<f_Group>;
718def fprofile_generate : Flag<["-"], "fprofile-generate">, Group<f_Group>;
719def framework : Separate<["-"], "framework">, Flags<[LinkerInput]>;
720def frandom_seed_EQ : Joined<["-"], "frandom-seed=">, Group<clang_ignored_f_Group>;
721def freg_struct_return : Flag<["-"], "freg-struct-return">, Group<f_Group>, Flags<[CC1Option]>,
722  HelpText<"Override the default ABI to return small structs in registers">;
723def frtti : Flag<["-"], "frtti">, Group<f_Group>;
724def fsched_interblock : Flag<["-"], "fsched-interblock">, Group<clang_ignored_f_Group>;
725def fshort_enums : Flag<["-"], "fshort-enums">, Group<f_Group>, Flags<[CC1Option]>,
726  HelpText<"Allocate to an enum type only as many bytes as it needs for the declared range of possible values">;
727def freorder_blocks : Flag<["-"], "freorder-blocks">, Group<clang_ignored_f_Group>;
728def fshort_wchar : Flag<["-"], "fshort-wchar">, Group<f_Group>, Flags<[CC1Option]>,
729  HelpText<"Force wchar_t to be a short unsigned int">;
730def fshow_overloads_EQ : Joined<["-"], "fshow-overloads=">, Group<f_Group>, Flags<[CC1Option]>,
731  HelpText<"Which overload candidates to show when overload resolution fails: "
732           "best|all; defaults to all">;
733def fshow_column : Flag<["-"], "fshow-column">, Group<f_Group>, Flags<[CC1Option]>;
734def fshow_source_location : Flag<["-"], "fshow-source-location">, Group<f_Group>;
735def fspell_checking : Flag<["-"], "fspell-checking">, Group<f_Group>;
736def fsigned_bitfields : Flag<["-"], "fsigned-bitfields">, Group<f_Group>;
737def fsigned_char : Flag<["-"], "fsigned-char">, Group<f_Group>;
738def fsplit_stack : Flag<["-"], "fsplit-stack">, Group<f_Group>;
739def fstack_protector_all : Flag<["-"], "fstack-protector-all">, Group<f_Group>;
740def fstack_protector : Flag<["-"], "fstack-protector">, Group<f_Group>;
741def fstrict_aliasing : Flag<["-"], "fstrict-aliasing">, Group<f_Group>;
742def fstrict_enums : Flag<["-"], "fstrict-enums">, Group<f_Group>, Flags<[CC1Option]>,
743  HelpText<"Enable optimizations based on the strict definition of an enum's "
744           "value range">;
745def fstrict_overflow : Flag<["-"], "fstrict-overflow">, Group<f_Group>;
746def fsyntax_only : Flag<["-"], "fsyntax-only">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>;
747def ftabstop_EQ : Joined<["-"], "ftabstop=">, Group<f_Group>;
748def ftemplate_depth_EQ : Joined<["-"], "ftemplate-depth=">, Group<f_Group>;
749def ftemplate_depth_ : Joined<["-"], "ftemplate-depth-">, Group<f_Group>;
750def ftemplate_backtrace_limit_EQ : Joined<["-"], "ftemplate-backtrace-limit=">,
751                                   Group<f_Group>;
752def ftest_coverage : Flag<["-"], "ftest-coverage">, Group<f_Group>;
753def fvectorize : Flag<["-"], "fvectorize">, Group<f_Group>,
754  HelpText<"Enable the loop vectorization passes">;
755def fno_vectorize : Flag<["-"], "fno-vectorize">, Group<f_Group>;
756def ftree_vectorize : Flag<["-"], "ftree-vectorize">, Alias<fvectorize>;
757def fno_tree_vectorize : Flag<["-"], "fno-tree-vectorize">, Alias<fno_vectorize>;
758def fslp_vectorize : Flag<["-"], "fslp-vectorize">, Group<f_Group>,
759  HelpText<"Enable the superword-level parallelism vectorization passes">;
760def fno_slp_vectorize : Flag<["-"], "fno-slp-vectorize">, Group<f_Group>;
761def fslp_vectorize_aggressive : Flag<["-"], "fslp-vectorize-aggressive">, Group<f_Group>,
762  HelpText<"Enable the BB vectorization passes">;
763def fno_slp_vectorize_aggressive : Flag<["-"], "fno-slp-vectorize-aggressive">, Group<f_Group>;
764def ftree_slp_vectorize : Flag<["-"], "ftree-slp-vectorize">, Alias<fslp_vectorize>;
765def fno_tree_slp_vectorize : Flag<["-"], "fno-tree-slp-vectorize">, Alias<fno_slp_vectorize>;
766def Wlarge_by_value_copy_def : Flag<["-"], "Wlarge-by-value-copy">,
767  HelpText<"Warn if a function definition returns or accepts an object larger "
768           "in bytes than a given value">, Flags<[HelpHidden]>;
769def Wlarge_by_value_copy_EQ : Joined<["-"], "Wlarge-by-value-copy=">, Flags<[CC1Option]>;
770
771// Just silence warnings about -Wlarger-than,  -Wframe-larger-than for now.
772def Wlarger_than : Separate<["-"], "Wlarger-than">, Group<clang_ignored_f_Group>;
773def Wlarger_than_EQ : Joined<["-"], "Wlarger-than=">, Alias<Wlarger_than>;
774def Wlarger_than_ : Joined<["-"], "Wlarger-than-">, Alias<Wlarger_than>;
775def Wframe_larger_than : Separate<["-"], "Wframe-larger-than">, Group<clang_ignored_f_Group>;
776def Wframe_larger_than_EQ : Joined<["-"], "Wframe-larger-than=">, Alias<Wframe_larger_than>;
777
778def fterminated_vtables : Flag<["-"], "fterminated-vtables">, Alias<fapple_kext>;
779def fthreadsafe_statics : Flag<["-"], "fthreadsafe-statics">, Group<f_Group>;
780def ftime_report : Flag<["-"], "ftime-report">, Group<f_Group>, Flags<[CC1Option]>;
781def ftlsmodel_EQ : Joined<["-"], "ftls-model=">, Group<f_Group>, Flags<[CC1Option]>;
782def ftrapv : Flag<["-"], "ftrapv">, Group<f_Group>, Flags<[CC1Option]>,
783  HelpText<"Trap on integer overflow">;
784def ftrapv_handler_EQ : Joined<["-"], "ftrapv-handler=">, Group<f_Group>,
785  MetaVarName<"<function name>">,
786  HelpText<"Specify the function to be called on overflow">;
787def ftrapv_handler : Separate<["-"], "ftrapv-handler">, Group<f_Group>, Flags<[CC1Option]>;
788def ftrap_function_EQ : Joined<["-"], "ftrap-function=">, Group<f_Group>, Flags<[CC1Option]>,
789  HelpText<"Issue call to specified function rather than a trap instruction">;
790def funit_at_a_time : Flag<["-"], "funit-at-a-time">, Group<f_Group>;
791def funroll_loops : Flag<["-"], "funroll-loops">, Group<f_Group>,
792  HelpText<"Turn on loop unroller">, Flags<[CC1Option]>;
793def fno_unroll_loops : Flag<["-"], "fno-unroll-loops">, Group<f_Group>,
794  HelpText<"Turn off loop unroller">, Flags<[CC1Option]>;
795def funsigned_bitfields : Flag<["-"], "funsigned-bitfields">, Group<f_Group>;
796def funsigned_char : Flag<["-"], "funsigned-char">, Group<f_Group>;
797def funwind_tables : Flag<["-"], "funwind-tables">, Group<f_Group>;
798def fuse_cxa_atexit : Flag<["-"], "fuse-cxa-atexit">, Group<f_Group>;
799def fuse_init_array : Flag<["-"], "fuse-init-array">, Group<f_Group>, Flags<[CC1Option]>,
800  HelpText<"Use .init_array instead of .ctors">;
801def fverbose_asm : Flag<["-"], "fverbose-asm">, Group<f_Group>;
802def fvisibility_EQ : Joined<["-"], "fvisibility=">, Group<f_Group>,
803  HelpText<"Set the default symbol visibility for all global declarations">;
804def fvisibility_inlines_hidden : Flag<["-"], "fvisibility-inlines-hidden">, Group<f_Group>,
805  HelpText<"Give inline C++ member functions default visibility by default">,
806  Flags<[CC1Option]>;
807def fvisibility_ms_compat : Flag<["-"], "fvisibility-ms-compat">, Group<f_Group>,
808  HelpText<"Give global types 'default' visibility and global functions and "
809           "variables 'hidden' visibility by default">;
810def fwrapv : Flag<["-"], "fwrapv">, Group<f_Group>, Flags<[CC1Option]>,
811  HelpText<"Treat signed integer overflow as two's complement">;
812def fwritable_strings : Flag<["-"], "fwritable-strings">, Group<f_Group>, Flags<[CC1Option]>,
813  HelpText<"Store string literals as writable data">;
814def fzero_initialized_in_bss : Flag<["-"], "fzero-initialized-in-bss">, Group<f_Group>;
815def ffunction_sections: Flag <["-"], "ffunction-sections">, Group<f_Group>,
816  Flags<[CC1Option]>, HelpText<"Place each function in its own section (ELF Only)">;
817def fdata_sections : Flag <["-"], "fdata-sections">, Group<f_Group>, Flags<[CC1Option]>,
818  HelpText<"Place each data in its own section (ELF Only)">;
819def fdebug_types_section: Flag <["-"], "fdebug-types-section">, Group<f_Group>,
820  Flags<[CC1Option]>, HelpText<"Place debug types in their own section (ELF Only)">;
821def f : Joined<["-"], "f">, Group<f_Group>;
822def g_Flag : Flag<["-"], "g">, Group<g_Group>,
823  HelpText<"Generate source level debug information">, Flags<[CC1Option]>;
824def gline_tables_only : Flag<["-"], "gline-tables-only">, Group<g_Group>,
825  HelpText<"Emit debug line number tables only">, Flags<[CC1Option]>;
826def g0 : Flag<["-"], "g0">, Group<g_Group>;
827def g1 : Flag<["-"], "g1">, Group<g_Group>;
828def g2 : Flag<["-"], "g2">, Group<g_Group>;
829def g3 : Flag<["-"], "g3">, Group<g_Group>;
830def ggdb : Flag<["-"], "ggdb">, Group<g_Group>;
831def ggdb0 : Flag<["-"], "ggdb0">, Group<g_Group>;
832def ggdb1 : Flag<["-"], "ggdb1">, Group<g_Group>;
833def ggdb2 : Flag<["-"], "ggdb2">, Group<g_Group>;
834def ggdb3 : Flag<["-"], "ggdb3">, Group<g_Group>;
835def gdwarf_2 : Flag<["-"], "gdwarf-2">, Group<g_Group>,
836  HelpText<"Generate source level debug information with dwarf version 2">, Flags<[CC1Option]>;
837def gdwarf_3 : Flag<["-"], "gdwarf-3">, Group<g_Group>,
838  HelpText<"Generate source level debug information with dwarf version 3">, Flags<[CC1Option]>;
839def gdwarf_4 : Flag<["-"], "gdwarf-4">, Group<g_Group>,
840  HelpText<"Generate source level debug information with dwarf version 4">, Flags<[CC1Option]>;
841def gfull : Flag<["-"], "gfull">, Group<g_Group>;
842def gused : Flag<["-"], "gused">, Group<g_Group>;
843def gstabs : Joined<["-"], "gstabs">, Group<g_Group>, Flags<[Unsupported]>;
844def gcoff : Joined<["-"], "gcoff">, Group<g_Group>, Flags<[Unsupported]>;
845def gxcoff : Joined<["-"], "gxcoff">, Group<g_Group>, Flags<[Unsupported]>;
846def gvms : Joined<["-"], "gvms">, Group<g_Group>, Flags<[Unsupported]>;
847def gtoggle : Flag<["-"], "gtoggle">, Group<g_flags_Group>, Flags<[Unsupported]>;
848def grecord_gcc_switches : Flag<["-"], "grecord-gcc-switches">, Group<g_flags_Group>;
849def gno_record_gcc_switches : Flag<["-"], "gno-record-gcc-switches">,
850  Group<g_flags_Group>;
851def gstrict_dwarf : Flag<["-"], "gstrict-dwarf">, Group<g_flags_Group>;
852def gno_strict_dwarf : Flag<["-"], "gno-strict-dwarf">, Group<g_flags_Group>;
853def gcolumn_info : Flag<["-"], "gcolumn-info">, Group<g_flags_Group>;
854def gsplit_dwarf : Flag<["-"], "gsplit-dwarf">, Group<g_flags_Group>;
855def ggnu_pubnames : Flag<["-"], "ggnu-pubnames">, Group<g_flags_Group>;
856def headerpad__max__install__names : Joined<["-"], "headerpad_max_install_names">;
857def help : Flag<["-", "--"], "help">, Flags<[CC1Option]>,
858  HelpText<"Display available options">;
859def index_header_map : Flag<["-"], "index-header-map">, Flags<[CC1Option]>,
860  HelpText<"Make the next included directory (-I or -F) an indexer header map">;
861def idirafter : JoinedOrSeparate<["-"], "idirafter">, Group<clang_i_Group>, Flags<[CC1Option]>,
862  HelpText<"Add directory to AFTER include search path">;
863def iframework : JoinedOrSeparate<["-"], "iframework">, Group<clang_i_Group>, Flags<[CC1Option]>,
864  HelpText<"Add directory to SYSTEM framework search path">;
865def imacros : JoinedOrSeparate<["-", "--"], "imacros">, Group<clang_i_Group>, Flags<[CC1Option]>,
866  HelpText<"Include macros from file before parsing">, MetaVarName<"<file>">;
867def image__base : Separate<["-"], "image_base">;
868def include_ : JoinedOrSeparate<["-", "--"], "include">, Group<clang_i_Group>, EnumName<"include">,
869    MetaVarName<"<file>">, HelpText<"Include file before parsing">, Flags<[CC1Option]>;
870def include_pch : Separate<["-"], "include-pch">, Group<clang_i_Group>, Flags<[CC1Option]>,
871  HelpText<"Include precompiled header file">, MetaVarName<"<file>">;
872def init : Separate<["-"], "init">;
873def install__name : Separate<["-"], "install_name">;
874def integrated_as : Flag<["-"], "integrated-as">, Flags<[DriverOption]>;
875def iprefix : JoinedOrSeparate<["-"], "iprefix">, Group<clang_i_Group>, Flags<[CC1Option]>,
876  HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">, MetaVarName<"<dir>">;
877def iquote : JoinedOrSeparate<["-"], "iquote">, Group<clang_i_Group>, Flags<[CC1Option]>,
878  HelpText<"Add directory to QUOTE include search path">, MetaVarName<"<directory>">;
879def isysroot : JoinedOrSeparate<["-"], "isysroot">, Group<clang_i_Group>, Flags<[CC1Option]>,
880  HelpText<"Set the system root directory (usually /)">, MetaVarName<"<dir>">;
881def isystem : JoinedOrSeparate<["-"], "isystem">, Group<clang_i_Group>, Flags<[CC1Option]>,
882  HelpText<"Add directory to SYSTEM include search path">, MetaVarName<"<directory>">;
883def iwithprefixbefore : JoinedOrSeparate<["-"], "iwithprefixbefore">, Group<clang_i_Group>,
884  HelpText<"Set directory to include search path with prefix">, MetaVarName<"<dir>">,
885  Flags<[CC1Option]>;
886def iwithprefix : JoinedOrSeparate<["-"], "iwithprefix">, Group<clang_i_Group>, Flags<[CC1Option]>,
887  HelpText<"Set directory to SYSTEM include search path with prefix">, MetaVarName<"<dir>">;
888def iwithsysroot : JoinedOrSeparate<["-"], "iwithsysroot">, Group<clang_i_Group>,
889  HelpText<"Add directory to SYSTEM include search path, "
890           "absolute paths are relative to -isysroot">, MetaVarName<"<directory>">,
891  Flags<[CC1Option]>;
892def i : Joined<["-"], "i">, Group<i_Group>;
893def keep__private__externs : Flag<["-"], "keep_private_externs">;
894def l : JoinedOrSeparate<["-"], "l">, Flags<[LinkerInput, RenderJoined]>;
895def lazy__framework : Separate<["-"], "lazy_framework">, Flags<[LinkerInput]>;
896def lazy__library : Separate<["-"], "lazy_library">, Flags<[LinkerInput]>;
897def EL : Flag<["-"], "EL">, Flags<[DriverOption]>;
898def EB : Flag<["-"], "EB">, Flags<[DriverOption]>;
899def m32 : Flag<["-"], "m32">, Group<m_Group>, Flags<[DriverOption]>;
900def mqdsp6_compat : Flag<["-"], "mqdsp6-compat">, Group<m_Group>, Flags<[DriverOption,CC1Option]>,
901  HelpText<"Enable hexagon-qdsp6 backward compatibility">;
902def m3dnowa : Flag<["-"], "m3dnowa">, Group<m_x86_Features_Group>;
903def m3dnow : Flag<["-"], "m3dnow">, Group<m_x86_Features_Group>;
904def m64 : Flag<["-"], "m64">, Group<m_Group>, Flags<[DriverOption]>;
905def mabi_EQ : Joined<["-"], "mabi=">, Group<m_Group>;
906def march_EQ : Joined<["-"], "march=">, Group<m_Group>;
907def maltivec : Flag<["-"], "maltivec">, Alias<faltivec>;
908def mno_altivec : Flag<["-"], "mno-altivec">, Alias<fno_altivec>;
909def mfprnd : Flag<["-"], "mfprnd">, Group<m_Group>;
910def mno_fprnd : Flag<["-"], "mno-fprnd">, Group<m_Group>;
911def mmfcrf : Flag<["-"], "mmfcrf">, Group<m_Group>;
912def mno_mfcrf : Flag<["-"], "mno-mfcrf">, Group<m_Group>;
913def mpopcntd : Flag<["-"], "mpopcntd">, Group<m_Group>;
914def mno_popcntd : Flag<["-"], "mno-popcntd">, Group<m_Group>;
915def mqpx : Flag<["-"], "mqpx">, Group<m_Group>;
916def mno_qpx : Flag<["-"], "mno-qpx">, Group<m_Group>;
917def mcmodel_EQ : Joined<["-"], "mcmodel=">, Group<m_Group>;
918def mconstant_cfstrings : Flag<["-"], "mconstant-cfstrings">, Group<clang_ignored_m_Group>;
919def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>;
920def mdynamic_no_pic : Joined<["-"], "mdynamic-no-pic">, Group<m_Group>;
921def mfix_and_continue : Flag<["-"], "mfix-and-continue">, Group<clang_ignored_m_Group>;
922def mfloat_abi_EQ : Joined<["-"], "mfloat-abi=">, Group<m_Group>;
923def mfpmath_EQ : Joined<["-"], "mfpmath=">, Group<m_Group>;
924def mfpu_EQ : Joined<["-"], "mfpu=">, Group<m_Group>;
925def mglobal_merge : Flag<["-"], "mglobal-merge">, Group<m_Group>;
926def mhard_float : Flag<["-"], "mhard-float">, Group<m_Group>;
927def miphoneos_version_min_EQ : Joined<["-"], "miphoneos-version-min=">, Group<m_Group>;
928def mios_version_min_EQ : Joined<["-"], "mios-version-min=">, Alias<miphoneos_version_min_EQ>;
929def mios_simulator_version_min_EQ : Joined<["-"], "mios-simulator-version-min=">, Group<m_Group>;
930def mkernel : Flag<["-"], "mkernel">, Group<m_Group>;
931def mlinker_version_EQ : Joined<["-"], "mlinker-version=">,
932  Flags<[DriverOption]>;
933def mllvm : Separate<["-"], "mllvm">, Flags<[CC1Option]>,
934  HelpText<"Additional arguments to forward to LLVM's option processing">;
935def mmacosx_version_min_EQ : Joined<["-"], "mmacosx-version-min=">, Group<m_Group>;
936def mms_bitfields : Flag<["-"], "mms-bitfields">, Group<m_Group>, Flags<[CC1Option]>,
937  HelpText<"Set the default structure layout to be compatible with the Microsoft compiler standard">;
938def mstackrealign : Flag<["-"], "mstackrealign">, Group<m_Group>, Flags<[CC1Option]>,
939  HelpText<"Force realign the stack at entry to every function">;
940def mstack_alignment : Joined<["-"], "mstack-alignment=">, Group<m_Group>, Flags<[CC1Option]>,
941  HelpText<"Set the stack alignment">;
942def mmmx : Flag<["-"], "mmmx">, Group<m_x86_Features_Group>;
943def mno_3dnowa : Flag<["-"], "mno-3dnowa">, Group<m_x86_Features_Group>;
944def mno_3dnow : Flag<["-"], "mno-3dnow">, Group<m_x86_Features_Group>;
945def mno_constant_cfstrings : Flag<["-"], "mno-constant-cfstrings">, Group<m_Group>;
946def mno_global_merge : Flag<["-"], "mno-global-merge">, Group<m_Group>, Flags<[CC1Option]>,
947  HelpText<"Disable merging of globals">;
948def mno_mmx : Flag<["-"], "mno-mmx">, Group<m_x86_Features_Group>;
949def mno_pascal_strings : Flag<["-"], "mno-pascal-strings">,
950  Alias<fno_pascal_strings>;
951def mno_red_zone : Flag<["-"], "mno-red-zone">, Group<m_Group>;
952def mno_relax_all : Flag<["-"], "mno-relax-all">, Group<m_Group>;
953def mno_rtd: Flag<["-"], "mno-rtd">, Group<m_Group>;
954def mno_soft_float : Flag<["-"], "mno-soft-float">, Group<m_Group>;
955def mno_stackrealign : Flag<["-"], "mno-stackrealign">, Group<m_Group>;
956def mno_sse2 : Flag<["-"], "mno-sse2">, Group<m_x86_Features_Group>;
957def mno_sse3 : Flag<["-"], "mno-sse3">, Group<m_x86_Features_Group>;
958def mno_sse4a : Flag<["-"], "mno-sse4a">, Group<m_x86_Features_Group>;
959def mno_sse4 : Flag<["-"], "mno-sse4">, Group<m_x86_Features_Group>;
960def mno_sse4_1 : Flag<["-"], "mno-sse4.1">, Group<m_x86_Features_Group>;
961def mno_sse4_2 : Flag<["-"], "mno-sse4.2">, Group<m_x86_Features_Group>;
962def mno_sse : Flag<["-"], "mno-sse">, Group<m_x86_Features_Group>;
963def mno_ssse3 : Flag<["-"], "mno-ssse3">, Group<m_x86_Features_Group>;
964def mno_aes : Flag<["-"], "mno-aes">, Group<m_x86_Features_Group>;
965def mno_avx : Flag<["-"], "mno-avx">, Group<m_x86_Features_Group>;
966def mno_avx2 : Flag<["-"], "mno-avx2">, Group<m_x86_Features_Group>;
967def mno_avx512f : Flag<["-"], "mno-avx512f">, Group<m_x86_Features_Group>;
968def mno_avx512cd : Flag<["-"], "mno-avx512cd">, Group<m_x86_Features_Group>;
969def mno_avx512er : Flag<["-"], "mno-avx512er">, Group<m_x86_Features_Group>;
970def mno_avx512pf : Flag<["-"], "mno-avx512pf">, Group<m_x86_Features_Group>;
971def mno_pclmul : Flag<["-"], "mno-pclmul">, Group<m_x86_Features_Group>;
972def mno_lzcnt : Flag<["-"], "mno-lzcnt">, Group<m_x86_Features_Group>;
973def mno_rdrnd : Flag<["-"], "mno-rdrnd">, Group<m_x86_Features_Group>;
974def mno_bmi : Flag<["-"], "mno-bmi">, Group<m_x86_Features_Group>;
975def mno_bmi2 : Flag<["-"], "mno-bmi2">, Group<m_x86_Features_Group>;
976def mno_popcnt : Flag<["-"], "mno-popcnt">, Group<m_x86_Features_Group>;
977def mno_fma4 : Flag<["-"], "mno-fma4">, Group<m_x86_Features_Group>;
978def mno_fma : Flag<["-"], "mno-fma">, Group<m_x86_Features_Group>;
979def mno_xop : Flag<["-"], "mno-xop">, Group<m_x86_Features_Group>;
980def mno_f16c : Flag<["-"], "mno-f16c">, Group<m_x86_Features_Group>;
981def mno_rtm : Flag<["-"], "mno-rtm">, Group<m_x86_Features_Group>;
982def mno_prfchw : Flag<["-"], "mno-prfchw">, Group<m_x86_Features_Group>;
983def mno_rdseed : Flag<["-"], "mno-rdseed">, Group<m_x86_Features_Group>;
984def mno_sha : Flag<["-"], "mno-sha">, Group<m_x86_Features_Group>;
985
986def munaligned_access : Flag<["-"], "munaligned-access">, Group<m_arm_Features_Group>,
987  HelpText<"Allow memory accesses to be unaligned (ARM only)">;
988def mno_unaligned_access : Flag<["-"], "mno-unaligned-access">, Group<m_arm_Features_Group>,
989  HelpText<"Force all memory accesses to be aligned (ARM only)">;
990def mstrict_align : Flag<["-"], "mstrict-align">, Alias<mno_unaligned_access>, Flags<[CC1Option,HelpHidden]>,
991  HelpText<"Force all memory accesses to be aligned (ARM only, same as mno-unaligned-access)">;
992def mno_thumb : Flag<["-"], "mno-thumb">, Group<m_arm_Features_Group>;
993def marm : Flag<["-"], "marm">, Alias<mno_thumb>;
994def ffixed_r9 : Flag<["-"], "ffixed-r9">, Group<m_arm_Features_Group>,
995  HelpText<"Reserve the r9 register (ARM only)">;
996
997def mno_warn_nonportable_cfstrings : Flag<["-"], "mno-warn-nonportable-cfstrings">, Group<m_Group>;
998def mno_omit_leaf_frame_pointer : Flag<["-"], "mno-omit-leaf-frame-pointer">, Group<m_Group>;
999def momit_leaf_frame_pointer : Flag<["-"], "momit-leaf-frame-pointer">, Group<m_Group>,
1000  HelpText<"Omit frame pointer setup for leaf functions">, Flags<[CC1Option]>;
1001def moslib_EQ : Joined<["-"], "moslib=">, Group<m_Group>;
1002def mpascal_strings : Flag<["-"], "mpascal-strings">, Alias<fpascal_strings>;
1003def mred_zone : Flag<["-"], "mred-zone">, Group<m_Group>;
1004def mregparm_EQ : Joined<["-"], "mregparm=">, Group<m_Group>;
1005def mrelax_all : Flag<["-"], "mrelax-all">, Group<m_Group>, Flags<[CC1Option]>,
1006  HelpText<"(integrated-as) Relax all machine instructions">;
1007def mrtd : Flag<["-"], "mrtd">, Group<m_Group>, Flags<[CC1Option]>,
1008  HelpText<"Make StdCall calling convention the default">;
1009def msmall_data_threshold_EQ : Joined <["-"], "msmall-data-threshold=">, Group<m_Group>;
1010def msoft_float : Flag<["-"], "msoft-float">, Group<m_Group>, Flags<[CC1Option]>,
1011  HelpText<"Use software floating point">;
1012def mno_implicit_float : Flag<["-"], "mno-implicit-float">, Group<m_Group>,
1013  HelpText<"Don't generate implicit floating point instructions">;
1014def mimplicit_float : Flag<["-"], "mimplicit-float">, Group<m_Group>;
1015def msse2 : Flag<["-"], "msse2">, Group<m_x86_Features_Group>;
1016def msse3 : Flag<["-"], "msse3">, Group<m_x86_Features_Group>;
1017def msse4a : Flag<["-"], "msse4a">, Group<m_x86_Features_Group>;
1018def msse4 : Flag<["-"], "msse4">, Group<m_x86_Features_Group>;
1019def msse4_1 : Flag<["-"], "msse4.1">, Group<m_x86_Features_Group>;
1020def msse4_2 : Flag<["-"], "msse4.2">, Group<m_x86_Features_Group>;
1021def msse : Flag<["-"], "msse">, Group<m_x86_Features_Group>;
1022def mssse3 : Flag<["-"], "mssse3">, Group<m_x86_Features_Group>;
1023def maes : Flag<["-"], "maes">, Group<m_x86_Features_Group>;
1024def mavx : Flag<["-"], "mavx">, Group<m_x86_Features_Group>;
1025def mavx2 : Flag<["-"], "mavx2">, Group<m_x86_Features_Group>;
1026def mavx512f : Flag<["-"], "mavx512f">, Group<m_x86_Features_Group>;
1027def mavx512cd : Flag<["-"], "mavx512cd">, Group<m_x86_Features_Group>;
1028def mavx512er : Flag<["-"], "mavx512er">, Group<m_x86_Features_Group>;
1029def mavx512pf : Flag<["-"], "mavx512pf">, Group<m_x86_Features_Group>;
1030def mpclmul : Flag<["-"], "mpclmul">, Group<m_x86_Features_Group>;
1031def mlzcnt : Flag<["-"], "mlzcnt">, Group<m_x86_Features_Group>;
1032def mrdrnd : Flag<["-"], "mrdrnd">, Group<m_x86_Features_Group>;
1033def mbmi : Flag<["-"], "mbmi">, Group<m_x86_Features_Group>;
1034def mbmi2 : Flag<["-"], "mbmi2">, Group<m_x86_Features_Group>;
1035def mpopcnt : Flag<["-"], "mpopcnt">, Group<m_x86_Features_Group>;
1036def mfma4 : Flag<["-"], "mfma4">, Group<m_x86_Features_Group>;
1037def mfma : Flag<["-"], "mfma">, Group<m_x86_Features_Group>;
1038def mxop : Flag<["-"], "mxop">, Group<m_x86_Features_Group>;
1039def mf16c : Flag<["-"], "mf16c">, Group<m_x86_Features_Group>;
1040def mrtm : Flag<["-"], "mrtm">, Group<m_x86_Features_Group>;
1041def mprfchw : Flag<["-"], "mprfchw">, Group<m_x86_Features_Group>;
1042def mrdseed : Flag<["-"], "mrdseed">, Group<m_x86_Features_Group>;
1043def msha : Flag<["-"], "msha">, Group<m_x86_Features_Group>;
1044def mips16 : Flag<["-"], "mips16">, Group<m_Group>;
1045def mno_mips16 : Flag<["-"], "mno-mips16">, Group<m_Group>;
1046def mmicromips : Flag<["-"], "mmicromips">, Group<m_Group>;
1047def mno_micromips : Flag<["-"], "mno-micromips">, Group<m_Group>;
1048def mxgot : Flag<["-"], "mxgot">, Group<m_Group>;
1049def mno_xgot : Flag<["-"], "mno-xgot">, Group<m_Group>;
1050def mldc1_sdc1 : Flag<["-"], "mldc1-sdc1">, Group<m_Group>;
1051def mno_ldc1_sdc1 : Flag<["-"], "mno-ldc1-sdc1">, Group<m_Group>;
1052def mcheck_zero_division : Flag<["-"], "mcheck-zero-division">, Group<m_Group>;
1053def mno_check_zero_division : Flag<["-"], "mno-check-zero-division">,
1054                              Group<m_Group>;
1055def mdsp : Flag<["-"], "mdsp">, Group<m_Group>;
1056def mno_dsp : Flag<["-"], "mno-dsp">, Group<m_Group>;
1057def mdspr2 : Flag<["-"], "mdspr2">, Group<m_Group>;
1058def mno_dspr2 : Flag<["-"], "mno-dspr2">, Group<m_Group>;
1059def msingle_float : Flag<["-"], "msingle-float">, Group<m_Group>;
1060def mdouble_float : Flag<["-"], "mdouble-float">, Group<m_Group>;
1061def mmsa : Flag<["-"], "mmsa">, Group<m_Group>,
1062  HelpText<"Enable MSA ASE on MIPS processors">, Flags<[HelpHidden]>;
1063def mno_msa : Flag<["-"], "mno-msa">, Group<m_Group>,
1064  HelpText<"Disable MSA ASE on MIPS processors">, Flags<[HelpHidden]>;
1065def mips32 : Flag<["-"], "mips32">, Group<mips_CPUs_Group>,
1066  HelpText<"Equivalent to -march=mips32">, Flags<[HelpHidden]>;
1067def mips32r2 : Flag<["-"], "mips32r2">, Group<mips_CPUs_Group>,
1068  HelpText<"Equivalent to -march=mips32r2">, Flags<[HelpHidden]>;
1069def mips64 : Flag<["-"], "mips64">, Group<mips_CPUs_Group>,
1070  HelpText<"Equivalent to -march=mips64">, Flags<[HelpHidden]>;
1071def mips64r2 : Flag<["-"], "mips64r2">, Group<mips_CPUs_Group>,
1072  HelpText<"Equivalent to -march=mips64r2">, Flags<[HelpHidden]>;
1073def module_file_info : Flag<["-"], "module-file-info">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>;
1074def mthumb : Flag<["-"], "mthumb">, Group<m_Group>;
1075def mtune_EQ : Joined<["-"], "mtune=">, Group<m_Group>;
1076def multi__module : Flag<["-"], "multi_module">;
1077def multiply__defined__unused : Separate<["-"], "multiply_defined_unused">;
1078def multiply__defined : Separate<["-"], "multiply_defined">;
1079def mwarn_nonportable_cfstrings : Flag<["-"], "mwarn-nonportable-cfstrings">, Group<m_Group>;
1080def m_Joined : Joined<["-"], "m">, Group<m_Group>;
1081def no_canonical_prefixes : Flag<["-"], "no-canonical-prefixes">, Flags<[HelpHidden]>,
1082  HelpText<"Use relative instead of canonical paths">;
1083def no_cpp_precomp : Flag<["-"], "no-cpp-precomp">, Group<clang_ignored_f_Group>;
1084def no_integrated_as : Flag<["-"], "no-integrated-as">, Flags<[DriverOption]>;
1085def no_integrated_cpp : Flag<["-", "--"], "no-integrated-cpp">, Flags<[DriverOption]>;
1086def no_pedantic : Flag<["-", "--"], "no-pedantic">, Group<pedantic_Group>;
1087def no__dead__strip__inits__and__terms : Flag<["-"], "no_dead_strip_inits_and_terms">;
1088def nobuiltininc : Flag<["-"], "nobuiltininc">, Flags<[CC1Option]>,
1089  HelpText<"Disable builtin #include directories">;
1090def nodefaultlibs : Flag<["-"], "nodefaultlibs">;
1091def nofixprebinding : Flag<["-"], "nofixprebinding">;
1092def nolibc : Flag<["-"], "nolibc">;
1093def nomultidefs : Flag<["-"], "nomultidefs">;
1094def nopie : Flag<["-"], "nopie">;
1095def noprebind : Flag<["-"], "noprebind">;
1096def noseglinkedit : Flag<["-"], "noseglinkedit">;
1097def nostartfiles : Flag<["-"], "nostartfiles">;
1098def nostdinc : Flag<["-"], "nostdinc">;
1099def nostdlibinc : Flag<["-"], "nostdlibinc">;
1100def nostdincxx : Flag<["-"], "nostdinc++">, Flags<[CC1Option]>,
1101  HelpText<"Disable standard #include directories for the C++ standard library">;
1102def nostdlib : Flag<["-"], "nostdlib">;
1103def object : Flag<["-"], "object">;
1104def o : JoinedOrSeparate<["-"], "o">, Flags<[DriverOption, RenderAsInput, CC1Option]>,
1105  HelpText<"Write output to <file>">, MetaVarName<"<file>">;
1106def pagezero__size : JoinedOrSeparate<["-"], "pagezero_size">;
1107def pass_exit_codes : Flag<["-", "--"], "pass-exit-codes">, Flags<[Unsupported]>;
1108def pedantic_errors : Flag<["-", "--"], "pedantic-errors">, Group<pedantic_Group>, Flags<[CC1Option]>;
1109def pedantic : Flag<["-", "--"], "pedantic">, Group<pedantic_Group>, Flags<[CC1Option]>;
1110def pg : Flag<["-"], "pg">, HelpText<"Enable mcount instrumentation">, Flags<[CC1Option]>;
1111def pipe : Flag<["-", "--"], "pipe">,
1112  HelpText<"Use pipes between commands, when possible">;
1113def prebind__all__twolevel__modules : Flag<["-"], "prebind_all_twolevel_modules">;
1114def prebind : Flag<["-"], "prebind">;
1115def preload : Flag<["-"], "preload">;
1116def print_file_name_EQ : Joined<["-", "--"], "print-file-name=">,
1117  HelpText<"Print the full library path of <file>">, MetaVarName<"<file>">;
1118def print_ivar_layout : Flag<["-"], "print-ivar-layout">, Flags<[CC1Option]>,
1119  HelpText<"Enable Objective-C Ivar layout bitmap print trace">;
1120def print_libgcc_file_name : Flag<["-", "--"], "print-libgcc-file-name">,
1121  HelpText<"Print the library path for \"libgcc.a\"">;
1122def print_multi_directory : Flag<["-", "--"], "print-multi-directory">;
1123def print_multi_lib : Flag<["-", "--"], "print-multi-lib">;
1124def print_multi_os_directory : Flag<["-", "--"], "print-multi-os-directory">;
1125def print_prog_name_EQ : Joined<["-", "--"], "print-prog-name=">,
1126  HelpText<"Print the full program path of <name>">, MetaVarName<"<name>">;
1127def print_search_dirs : Flag<["-", "--"], "print-search-dirs">,
1128  HelpText<"Print the paths used for finding libraries and programs">;
1129def private__bundle : Flag<["-"], "private_bundle">;
1130def pthreads : Flag<["-"], "pthreads">;
1131def pthread : Flag<["-"], "pthread">, Flags<[CC1Option]>,
1132  HelpText<"Support POSIX threads in generated code">;
1133def p : Flag<["-"], "p">;
1134def pie : Flag<["-"], "pie">;
1135def read__only__relocs : Separate<["-"], "read_only_relocs">;
1136def remap : Flag<["-"], "remap">;
1137def rewrite_objc : Flag<["-"], "rewrite-objc">, Flags<[DriverOption,CC1Option]>,
1138  HelpText<"Rewrite Objective-C source to C++">, Group<Action_Group>;
1139def rewrite_legacy_objc : Flag<["-"], "rewrite-legacy-objc">, Flags<[DriverOption]>,
1140  HelpText<"Rewrite Legacy Objective-C source to C++">;
1141def rdynamic : Flag<["-"], "rdynamic">;
1142def resource_dir : Separate<["-"], "resource-dir">,
1143  Flags<[DriverOption, CC1Option, HelpHidden]>,
1144  HelpText<"The directory which holds the compiler resource files">;
1145def resource_dir_EQ : Joined<["-"], "resource-dir=">, Flags<[DriverOption]>,
1146  Alias<resource_dir>;
1147def rpath : Separate<["-"], "rpath">, Flags<[LinkerInput]>;
1148def rtlib_EQ : Joined<["-", "--"], "rtlib=">;
1149def r : Flag<["-"], "r">;
1150def save_temps : Flag<["-", "--"], "save-temps">, Flags<[DriverOption]>,
1151  HelpText<"Save intermediate compilation results">;
1152def sectalign : MultiArg<["-"], "sectalign", 3>;
1153def sectcreate : MultiArg<["-"], "sectcreate", 3>;
1154def sectobjectsymbols : MultiArg<["-"], "sectobjectsymbols", 2>;
1155def sectorder : MultiArg<["-"], "sectorder", 3>;
1156def seg1addr : JoinedOrSeparate<["-"], "seg1addr">;
1157def seg__addr__table__filename : Separate<["-"], "seg_addr_table_filename">;
1158def seg__addr__table : Separate<["-"], "seg_addr_table">;
1159def segaddr : MultiArg<["-"], "segaddr", 2>;
1160def segcreate : MultiArg<["-"], "segcreate", 3>;
1161def seglinkedit : Flag<["-"], "seglinkedit">;
1162def segprot : MultiArg<["-"], "segprot", 3>;
1163def segs__read__only__addr : Separate<["-"], "segs_read_only_addr">;
1164def segs__read__write__addr : Separate<["-"], "segs_read_write_addr">;
1165def segs__read__ : Joined<["-"], "segs_read_">;
1166def shared_libgcc : Flag<["-"], "shared-libgcc">;
1167def shared : Flag<["-", "--"], "shared">;
1168def single__module : Flag<["-"], "single_module">;
1169def specs_EQ : Joined<["-", "--"], "specs=">;
1170def specs : Separate<["-", "--"], "specs">, Flags<[Unsupported]>;
1171def static_libgcc : Flag<["-"], "static-libgcc">;
1172def static_libstdcxx : Flag<["-"], "static-libstdc++">;
1173def static : Flag<["-", "--"], "static">, Flags<[NoArgumentUnused]>;
1174def std_default_EQ : Joined<["-"], "std-default=">;
1175def std_EQ : Joined<["-", "--"], "std=">, Flags<[CC1Option]>,
1176  Group<CompileOnly_Group>, HelpText<"Language standard to compile for">;
1177def stdlib_EQ : Joined<["-", "--"], "stdlib=">, Flags<[CC1Option]>,
1178  HelpText<"C++ standard library to use">;
1179def sub__library : JoinedOrSeparate<["-"], "sub_library">;
1180def sub__umbrella : JoinedOrSeparate<["-"], "sub_umbrella">;
1181def s : Flag<["-"], "s">;
1182def target : Joined<["--"], "target=">, Flags<[DriverOption]>,
1183  HelpText<"Generate code for the given target">;
1184def gcc_toolchain : Joined<["--"], "gcc-toolchain=">, Flags<[DriverOption]>,
1185  HelpText<"Use the gcc toolchain at the given directory">;
1186def time : Flag<["-"], "time">,
1187  HelpText<"Time individual commands">;
1188def traditional_cpp : Flag<["-", "--"], "traditional-cpp">, Flags<[CC1Option]>,
1189  HelpText<"Enable some traditional CPP emulation">;
1190def traditional : Flag<["-", "--"], "traditional">;
1191def trigraphs : Flag<["-", "--"], "trigraphs">, Flags<[CC1Option]>,
1192  HelpText<"Process trigraph sequences">;
1193def twolevel__namespace__hints : Flag<["-"], "twolevel_namespace_hints">;
1194def twolevel__namespace : Flag<["-"], "twolevel_namespace">;
1195def t : Flag<["-"], "t">;
1196def umbrella : Separate<["-"], "umbrella">;
1197def undefined : JoinedOrSeparate<["-"], "undefined">, Group<u_Group>;
1198def undef : Flag<["-"], "undef">, Group<u_Group>, Flags<[CC1Option]>,
1199  HelpText<"undef all system defines">;
1200def unexported__symbols__list : Separate<["-"], "unexported_symbols_list">;
1201def u : JoinedOrSeparate<["-"], "u">, Group<u_Group>;
1202def v : Flag<["-"], "v">, Flags<[CC1Option]>,
1203  HelpText<"Show commands to run and use verbose output">;
1204def verify : Flag<["-"], "verify">, Flags<[DriverOption,CC1Option]>,
1205  HelpText<"Verify output using a verifier">;
1206def weak_l : Joined<["-"], "weak-l">, Flags<[LinkerInput]>;
1207def weak__framework : Separate<["-"], "weak_framework">, Flags<[LinkerInput]>;
1208def weak__library : Separate<["-"], "weak_library">, Flags<[LinkerInput]>;
1209def weak__reference__mismatches : Separate<["-"], "weak_reference_mismatches">;
1210def whatsloaded : Flag<["-"], "whatsloaded">;
1211def whyload : Flag<["-"], "whyload">;
1212def w : Flag<["-"], "w">, HelpText<"Suppress all warnings">, Flags<[CC1Option]>;
1213def x : JoinedOrSeparate<["-"], "x">, Flags<[DriverOption,CC1Option]>,
1214  HelpText<"Treat subsequent input files as having type <language>">,
1215  MetaVarName<"<language>">;
1216def y : Joined<["-"], "y">;
1217
1218def working_directory : JoinedOrSeparate<["-"], "working-directory">, Flags<[CC1Option]>,
1219  HelpText<"Resolve file paths relative to the specified directory">;
1220def working_directory_EQ : Joined<["-"], "working-directory=">, Flags<[CC1Option]>,
1221  Alias<working_directory>;
1222
1223// Double dash options, which are usually an alias for one of the previous
1224// options.
1225
1226def _CLASSPATH_EQ : Joined<["--"], "CLASSPATH=">, Alias<fclasspath_EQ>;
1227def _CLASSPATH : Separate<["--"], "CLASSPATH">, Alias<fclasspath_EQ>;
1228def _all_warnings : Flag<["--"], "all-warnings">, Alias<Wall>;
1229def _analyze_auto : Flag<["--"], "analyze-auto">, Flags<[DriverOption]>;
1230def _analyzer_no_default_checks : Flag<["--"], "analyzer-no-default-checks">, Flags<[DriverOption]>;
1231def _analyzer_output : JoinedOrSeparate<["--"], "analyzer-output">, Flags<[DriverOption]>;
1232def _analyze : Flag<["--"], "analyze">, Flags<[DriverOption]>,
1233  HelpText<"Run the static analyzer">;
1234def _assemble : Flag<["--"], "assemble">, Alias<S>;
1235def _assert_EQ : Joined<["--"], "assert=">, Alias<A>;
1236def _assert : Separate<["--"], "assert">, Alias<A>;
1237def _bootclasspath_EQ : Joined<["--"], "bootclasspath=">, Alias<fbootclasspath_EQ>;
1238def _bootclasspath : Separate<["--"], "bootclasspath">, Alias<fbootclasspath_EQ>;
1239def _classpath_EQ : Joined<["--"], "classpath=">, Alias<fclasspath_EQ>;
1240def _classpath : Separate<["--"], "classpath">, Alias<fclasspath_EQ>;
1241def _comments_in_macros : Flag<["--"], "comments-in-macros">, Alias<CC>;
1242def _comments : Flag<["--"], "comments">, Alias<C>;
1243def _compile : Flag<["--"], "compile">, Alias<c>;
1244def _constant_cfstrings : Flag<["--"], "constant-cfstrings">;
1245def _debug_EQ : Joined<["--"], "debug=">, Alias<g_Flag>;
1246def _debug : Flag<["--"], "debug">, Alias<g_Flag>;
1247def _define_macro_EQ : Joined<["--"], "define-macro=">, Alias<D>;
1248def _define_macro : Separate<["--"], "define-macro">, Alias<D>;
1249def _dependencies : Flag<["--"], "dependencies">, Alias<M>;
1250def _dyld_prefix_EQ : Joined<["--"], "dyld-prefix=">;
1251def _dyld_prefix : Separate<["--"], "dyld-prefix">, Alias<_dyld_prefix_EQ>;
1252def _encoding_EQ : Joined<["--"], "encoding=">, Alias<fencoding_EQ>;
1253def _encoding : Separate<["--"], "encoding">, Alias<fencoding_EQ>;
1254def _entry : Flag<["--"], "entry">, Alias<e>;
1255def _extdirs_EQ : Joined<["--"], "extdirs=">, Alias<fextdirs_EQ>;
1256def _extdirs : Separate<["--"], "extdirs">, Alias<fextdirs_EQ>;
1257def _extra_warnings : Flag<["--"], "extra-warnings">, Alias<W_Joined>;
1258def _for_linker_EQ : Joined<["--"], "for-linker=">, Alias<Xlinker>;
1259def _for_linker : Separate<["--"], "for-linker">, Alias<Xlinker>;
1260def _force_link_EQ : Joined<["--"], "force-link=">, Alias<u>;
1261def _force_link : Separate<["--"], "force-link">, Alias<u>;
1262def _help_hidden : Flag<["--"], "help-hidden">;
1263def _imacros_EQ : Joined<["--"], "imacros=">, Alias<imacros>;
1264def _include_barrier : Flag<["--"], "include-barrier">, Alias<I_>;
1265def _include_directory_after_EQ : Joined<["--"], "include-directory-after=">, Alias<idirafter>;
1266def _include_directory_after : Separate<["--"], "include-directory-after">, Alias<idirafter>;
1267def _include_directory_EQ : Joined<["--"], "include-directory=">, Alias<I>;
1268def _include_directory : Separate<["--"], "include-directory">, Alias<I>;
1269def _include_prefix_EQ : Joined<["--"], "include-prefix=">, Alias<iprefix>;
1270def _include_prefix : Separate<["--"], "include-prefix">, Alias<iprefix>;
1271def _include_with_prefix_after_EQ : Joined<["--"], "include-with-prefix-after=">, Alias<iwithprefix>;
1272def _include_with_prefix_after : Separate<["--"], "include-with-prefix-after">, Alias<iwithprefix>;
1273def _include_with_prefix_before_EQ : Joined<["--"], "include-with-prefix-before=">, Alias<iwithprefixbefore>;
1274def _include_with_prefix_before : Separate<["--"], "include-with-prefix-before">, Alias<iwithprefixbefore>;
1275def _include_with_prefix_EQ : Joined<["--"], "include-with-prefix=">, Alias<iwithprefix>;
1276def _include_with_prefix : Separate<["--"], "include-with-prefix">, Alias<iwithprefix>;
1277def _include_EQ : Joined<["--"], "include=">, Alias<include_>;
1278def _language_EQ : Joined<["--"], "language=">, Alias<x>;
1279def _language : Separate<["--"], "language">, Alias<x>;
1280def _library_directory_EQ : Joined<["--"], "library-directory=">, Alias<L>;
1281def _library_directory : Separate<["--"], "library-directory">, Alias<L>;
1282def _machine__EQ : Joined<["--"], "machine-=">, Alias<m_Joined>;
1283def _machine_ : Joined<["--"], "machine-">, Alias<m_Joined>;
1284def _machine_EQ : Joined<["--"], "machine=">, Alias<m_Joined>;
1285def _machine : Separate<["--"], "machine">, Alias<m_Joined>;
1286def _no_line_commands : Flag<["--"], "no-line-commands">, Alias<P>;
1287def _no_standard_includes : Flag<["--"], "no-standard-includes">, Alias<nostdinc>;
1288def _no_standard_libraries : Flag<["--"], "no-standard-libraries">, Alias<nostdlib>;
1289def _no_undefined : Flag<["--"], "no-undefined">, Flags<[LinkerInput]>;
1290def _no_warnings : Flag<["--"], "no-warnings">, Alias<w>;
1291def _optimize_EQ : Joined<["--"], "optimize=">, Alias<O>;
1292def _optimize : Flag<["--"], "optimize">, Alias<O>;
1293def _output_class_directory_EQ : Joined<["--"], "output-class-directory=">, Alias<foutput_class_dir_EQ>;
1294def _output_class_directory : Separate<["--"], "output-class-directory">, Alias<foutput_class_dir_EQ>;
1295def _output_EQ : Joined<["--"], "output=">, Alias<o>;
1296def _output : Separate<["--"], "output">, Alias<o>;
1297def _param : Separate<["--"], "param">, Group<CompileOnly_Group>;
1298def _param_EQ : Joined<["--"], "param=">, Alias<_param>;
1299def _prefix_EQ : Joined<["--"], "prefix=">, Alias<B>;
1300def _prefix : Separate<["--"], "prefix">, Alias<B>;
1301def _preprocess : Flag<["--"], "preprocess">, Alias<E>;
1302def _print_diagnostic_categories : Flag<["--"], "print-diagnostic-categories">;
1303def _print_file_name : Separate<["--"], "print-file-name">, Alias<print_file_name_EQ>;
1304def _print_missing_file_dependencies : Flag<["--"], "print-missing-file-dependencies">, Alias<MG>;
1305def _print_prog_name : Separate<["--"], "print-prog-name">, Alias<print_prog_name_EQ>;
1306def _profile_blocks : Flag<["--"], "profile-blocks">, Alias<a>;
1307def _profile : Flag<["--"], "profile">, Alias<p>;
1308def _resource_EQ : Joined<["--"], "resource=">, Alias<fcompile_resource_EQ>;
1309def _resource : Separate<["--"], "resource">, Alias<fcompile_resource_EQ>;
1310def _rtlib : Separate<["--"], "rtlib">, Alias<rtlib_EQ>;
1311def _serialize_diags : Separate<["-", "--"], "serialize-diagnostics">, Flags<[DriverOption]>,
1312  HelpText<"Serialize compiler diagnostics to a file">;
1313// We give --version different semantics from -version.
1314def _version : Flag<["--"], "version">,  Flags<[CC1Option]>;
1315def _signed_char : Flag<["--"], "signed-char">, Alias<fsigned_char>;
1316def _std : Separate<["--"], "std">, Alias<std_EQ>;
1317def _stdlib : Separate<["--"], "stdlib">, Alias<stdlib_EQ>;
1318def _sysroot_EQ : Joined<["--"], "sysroot=">;
1319def _sysroot : Separate<["--"], "sysroot">, Alias<_sysroot_EQ>;
1320def _target_help : Flag<["--"], "target-help">;
1321def _trace_includes : Flag<["--"], "trace-includes">, Alias<H>;
1322def _undefine_macro_EQ : Joined<["--"], "undefine-macro=">, Alias<U>;
1323def _undefine_macro : Separate<["--"], "undefine-macro">, Alias<U>;
1324def _unsigned_char : Flag<["--"], "unsigned-char">, Alias<funsigned_char>;
1325def _user_dependencies : Flag<["--"], "user-dependencies">, Alias<MM>;
1326def _verbose : Flag<["--"], "verbose">, Alias<v>;
1327def _warn__EQ : Joined<["--"], "warn-=">, Alias<W_Joined>;
1328def _warn_ : Joined<["--"], "warn-">, Alias<W_Joined>;
1329def _write_dependencies : Flag<["--"], "write-dependencies">, Alias<MD>;
1330def _write_user_dependencies : Flag<["--"], "write-user-dependencies">, Alias<MMD>;
1331def _ : Joined<["--"], "">, Flags<[Unsupported]>;
1332def mieee_rnd_near : Flag<["-"], "mieee-rnd-near">, Group<m_hexagon_Features_Group>;
1333
1334// These are legacy user-facing driver-level option spellings. They are always
1335// aliases for options that are spelled using the more common Unix / GNU flag
1336// style of double-dash and equals-joined flags.
1337def gcc_toolchain_legacy_spelling : Separate<["-"], "gcc-toolchain">, Alias<gcc_toolchain>;
1338def target_legacy_spelling : Separate<["-"], "target">, Alias<target>;
1339
1340// Special internal option to handle -Xlinker --no-demangle.
1341def Z_Xlinker__no_demangle : Flag<["-"], "Z-Xlinker-no-demangle">,
1342    Flags<[Unsupported, NoArgumentUnused]>;
1343
1344// Special internal option to allow forwarding arbitrary arguments to linker.
1345def Zlinker_input : Separate<["-"], "Zlinker-input">,
1346    Flags<[Unsupported, NoArgumentUnused]>;
1347
1348// Reserved library options.
1349def Z_reserved_lib_stdcxx : Flag<["-"], "Z-reserved-lib-stdc++">,
1350    Flags<[LinkerInput, NoArgumentUnused, Unsupported]>, Group<reserved_lib_Group>;
1351def Z_reserved_lib_cckext : Flag<["-"], "Z-reserved-lib-cckext">,
1352    Flags<[LinkerInput, NoArgumentUnused, Unsupported]>, Group<reserved_lib_Group>;
1353
1354include "CC1Options.td"
1355
1356include "CLCompatOptions.td"
1357