Options.td revision 40bd5ce479b5a23707821da4eadf831fade9f9c2
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 m_ppc_Features_Group  : OptionGroup<"<m ppc features group>">, Group<m_Group>;
76def opencl_Group          : OptionGroup<"<opencl group>">;
77def u_Group               : OptionGroup<"<u group>">;
78
79def pedantic_Group        : OptionGroup<"<pedantic group>">,
80  Group<CompileOnly_Group>;
81def reserved_lib_Group   : OptionGroup<"<reserved libs group>">;
82
83// Temporary groups for clang options which we know we don't support,
84// but don't want to verbosely warn the user about.
85def clang_ignored_f_Group : OptionGroup<"<clang ignored f group>">,
86  Group<f_Group>;
87def clang_ignored_m_Group : OptionGroup<"<clang ignored m group>">,
88  Group<m_Group>;
89
90/////////
91// Options
92
93// The internal option ID must be a valid C++ identifier and results in a
94// clang::driver::options::OPT_XX enum constant for XX.
95//
96// We want to unambiguously be able to refer to options from the driver source
97// code, for this reason the option name is mangled into an ID. This mangling
98// isn't guaranteed to have an inverse, but for practical purposes it does.
99//
100// The mangling scheme is to ignore the leading '-', and perform the following
101// substitutions:
102//   _ => __
103//   - => _
104//   / => _SLASH
105//   # => _HASH
106//   ? => _QUESTION
107//   , => _COMMA
108//   = => _EQ
109//   C++ => CXX
110//   . => _
111
112// Developer Driver Options
113
114def internal_Group : OptionGroup<"<clang internal options>">;
115def internal_driver_Group : OptionGroup<"<clang driver internal options>">,
116  Group<internal_Group>, HelpText<"DRIVER OPTIONS">;
117def internal_debug_Group :
118  OptionGroup<"<clang debug/development internal options>">,
119  Group<internal_Group>, HelpText<"DEBUG/DEVELOPMENT OPTIONS">;
120
121class InternalDriverOpt : Group<internal_driver_Group>,
122  Flags<[DriverOption, HelpHidden]>;
123def driver_mode : Joined<["--"], "driver-mode=">, Group<internal_driver_Group>,
124  Flags<[CoreOption, DriverOption, HelpHidden]>,
125  HelpText<"Set the driver mode to either 'gcc', 'g++', 'cpp', or 'cl'">;
126def ccc_gcc_name : Separate<["-"], "ccc-gcc-name">, InternalDriverOpt,
127  HelpText<"Name for native GCC compiler">,
128  MetaVarName<"<gcc-path>">;
129def ccc_pch_is_pch : Flag<["-"], "ccc-pch-is-pch">, InternalDriverOpt,
130  HelpText<"Use lazy PCH for precompiled headers">;
131def ccc_pch_is_pth : Flag<["-"], "ccc-pch-is-pth">, InternalDriverOpt,
132  HelpText<"Use pretokenized headers for precompiled headers">;
133
134class InternalDebugOpt : Group<internal_debug_Group>,
135  Flags<[DriverOption, HelpHidden]>;
136def ccc_install_dir : Separate<["-"], "ccc-install-dir">, InternalDebugOpt,
137  HelpText<"Simulate installation in the given directory">;
138def ccc_print_phases : Flag<["-"], "ccc-print-phases">, InternalDebugOpt,
139  HelpText<"Dump list of actions to perform">;
140def ccc_print_bindings : Flag<["-"], "ccc-print-bindings">, InternalDebugOpt,
141  HelpText<"Show bindings of tools to actions">;
142
143def ccc_arcmt_check : Flag<["-"], "ccc-arcmt-check">, InternalDriverOpt,
144  HelpText<"Check for ARC migration issues that need manual handling">;
145def ccc_arcmt_modify : Flag<["-"], "ccc-arcmt-modify">, InternalDriverOpt,
146  HelpText<"Apply modifications to files to conform to ARC">;
147def ccc_arcmt_migrate : Separate<["-"], "ccc-arcmt-migrate">, InternalDriverOpt,
148  HelpText<"Apply modifications and produces temporary files that conform to ARC">;
149def arcmt_migrate_report_output : Separate<["-"], "arcmt-migrate-report-output">,
150  HelpText<"Output path for the plist report">,  Flags<[CC1Option]>;
151def arcmt_migrate_emit_arc_errors : Flag<["-"], "arcmt-migrate-emit-errors">,
152  HelpText<"Emit ARC errors even if the migrator can fix them">,
153  Flags<[CC1Option]>;
154
155def _migrate : Flag<["--"], "migrate">, Flags<[DriverOption]>,
156  HelpText<"Run the migrator">;
157def ccc_objcmt_migrate : Separate<["-"], "ccc-objcmt-migrate">,
158  InternalDriverOpt,
159  HelpText<"Apply modifications and produces temporary files to migrate to "
160   "modern ObjC syntax">;
161def objcmt_migrate_literals : Flag<["-"], "objcmt-migrate-literals">, Flags<[CC1Option]>,
162  HelpText<"Enable migration to modern ObjC literals">;
163def objcmt_migrate_subscripting : Flag<["-"], "objcmt-migrate-subscripting">, Flags<[CC1Option]>,
164  HelpText<"Enable migration to modern ObjC subscripting">;
165def objcmt_migrate_property : Flag<["-"], "objcmt-migrate-property">, Flags<[CC1Option]>,
166  HelpText<"Enable migration to modern ObjC property">;
167def objcmt_migrate_all : Flag<["-"], "objcmt-migrate-all">, Flags<[CC1Option]>,
168  HelpText<"Enable migration to modern ObjC">;
169def objcmt_migrate_readonly_property : Flag<["-"], "objcmt-migrate-readonly-property">, Flags<[CC1Option]>,
170  HelpText<"Enable migration to modern ObjC readonly property">;
171def objcmt_migrate_readwrite_property : Flag<["-"], "objcmt-migrate-readwrite-property">, Flags<[CC1Option]>,
172  HelpText<"Enable migration to modern ObjC readwrite property">;
173def objcmt_migrate_annotation : Flag<["-"], "objcmt-migrate-annotation">, Flags<[CC1Option]>,
174  HelpText<"Enable migration to property and method annotations">;
175def objcmt_migrate_instancetype : Flag<["-"], "objcmt-migrate-instancetype">, Flags<[CC1Option]>,
176  HelpText<"Enable migration to infer instancetype for method result type">;
177def objcmt_migrate_nsmacros : Flag<["-"], "objcmt-migrate-ns-macros">, Flags<[CC1Option]>,
178  HelpText<"Enable migration to NS_ENUM/NS_OPTIONS macros">;
179def objcmt_migrate_protocol_conformance : Flag<["-"], "objcmt-migrate-protocol-conformance">, Flags<[CC1Option]>,
180  HelpText<"Enable migration to add protocol conformance on classes">;
181def objcmt_atomic_property : Flag<["-"], "objcmt-atomic-property">,
182  Flags<[CC1Option]>,
183  HelpText<"Make migration to 'atomic' properties">;
184// Make sure all other -ccc- options are rejected.
185def ccc_ : Joined<["-"], "ccc-">, Group<internal_Group>, Flags<[Unsupported]>;
186
187// Standard Options
188
189def _HASH_HASH_HASH : Flag<["-"], "###">, Flags<[DriverOption, CoreOption]>,
190    HelpText<"Print the commands to run for this compilation">;
191def _DASH_DASH : Option<["--"], "", KIND_REMAINING_ARGS>,
192    Flags<[DriverOption, CoreOption]>;
193def A : JoinedOrSeparate<["-"], "A">;
194def B : JoinedOrSeparate<["-"], "B">;
195def CC : Flag<["-"], "CC">, Flags<[CC1Option]>;
196def C : Flag<["-"], "C">, Flags<[CC1Option]>;
197def D : JoinedOrSeparate<["-"], "D">, Group<CompileOnly_Group>, Flags<[CC1Option]>;
198def E : Flag<["-"], "E">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>,
199  HelpText<"Only run the preprocessor">;
200def F : JoinedOrSeparate<["-"], "F">, Flags<[RenderJoined,CC1Option]>,
201    HelpText<"Add directory to framework include search path">;
202def G : JoinedOrSeparate<["-"], "G">, Flags<[DriverOption]>;
203def G_EQ : Joined<["-"], "G=">, Flags<[DriverOption]>;
204def H : Flag<["-"], "H">, Flags<[CC1Option]>,
205    HelpText<"Show header includes and nesting depth">;
206def I_ : Flag<["-"], "I-">, Group<I_Group>;
207def I : JoinedOrSeparate<["-"], "I">, Group<I_Group>, Flags<[CC1Option]>,
208    HelpText<"Add directory to include search path">;
209def L : JoinedOrSeparate<["-"], "L">, Flags<[RenderJoined]>;
210def MD : Flag<["-"], "MD">, Group<M_Group>;
211def MF : JoinedOrSeparate<["-"], "MF">, Group<M_Group>;
212def MG : Flag<["-"], "MG">, Group<M_Group>, Flags<[CC1Option]>,
213    HelpText<"Add missing headers to dependency list">;
214def MMD : Flag<["-"], "MMD">, Group<M_Group>;
215def MM : Flag<["-"], "MM">, Group<M_Group>;
216def MP : Flag<["-"], "MP">, Group<M_Group>, Flags<[CC1Option]>,
217    HelpText<"Create phony target for each dependency (other than main file)">;
218def MQ : JoinedOrSeparate<["-"], "MQ">, Group<M_Group>, Flags<[CC1Option]>,
219    HelpText<"Specify target to quote for dependency">;
220def MT : JoinedOrSeparate<["-"], "MT">, Group<M_Group>, Flags<[CC1Option]>,
221    HelpText<"Specify target for dependency">;
222def Mach : Flag<["-"], "Mach">;
223def M : Flag<["-"], "M">, Group<M_Group>;
224def O0 : Flag<["-"], "O0">, Group<O_Group>, Flags<[CC1Option]>;
225def O4 : Flag<["-"], "O4">, Group<O_Group>, Flags<[CC1Option]>;
226def ObjCXX : Flag<["-"], "ObjC++">, Flags<[DriverOption]>,
227  HelpText<"Treat source input files as Objective-C++ inputs">;
228def ObjC : Flag<["-"], "ObjC">, Flags<[DriverOption]>,
229  HelpText<"Treat source input files as Objective-C inputs">;
230def O : Joined<["-"], "O">, Group<O_Group>, Flags<[CC1Option]>;
231def O_flag : Flag<["-"], "O">, Flags<[CC1Option]>, Alias<O>, AliasArgs<["2"]>;
232def Ofast : Joined<["-"], "Ofast">, Group<O_Group>, Flags<[CC1Option]>;
233def P : Flag<["-"], "P">, Flags<[CC1Option]>,
234  HelpText<"Disable linemarker output in -E mode">;
235def Qn : Flag<["-"], "Qn">;
236def Qunused_arguments : Flag<["-"], "Qunused-arguments">, Flags<[DriverOption, CoreOption]>,
237  HelpText<"Don't emit warning for unused driver arguments">;
238def Q : Flag<["-"], "Q">;
239def R : Flag<["-"], "R">;
240def S : Flag<["-"], "S">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>,
241  HelpText<"Only run preprocess and compilation steps">;
242def Tbss : JoinedOrSeparate<["-"], "Tbss">, Group<T_Group>;
243def Tdata : JoinedOrSeparate<["-"], "Tdata">, Group<T_Group>;
244def Ttext : JoinedOrSeparate<["-"], "Ttext">, Group<T_Group>;
245def T : JoinedOrSeparate<["-"], "T">, Group<T_Group>;
246def U : JoinedOrSeparate<["-"], "U">, Group<CompileOnly_Group>, Flags<[CC1Option]>;
247def V : JoinedOrSeparate<["-"], "V">, Flags<[DriverOption, Unsupported]>;
248def Wa_COMMA : CommaJoined<["-"], "Wa,">,
249  HelpText<"Pass the comma separated arguments in <arg> to the assembler">,
250  MetaVarName<"<arg>">;
251def Wall : Flag<["-"], "Wall">, Group<W_Group>, Flags<[CC1Option]>;
252def Wdeprecated : Flag<["-"], "Wdeprecated">, Group<W_Group>, Flags<[CC1Option]>;
253def Wno_deprecated : Flag<["-"], "Wno-deprecated">, Group<W_Group>, Flags<[CC1Option]>;
254def Wextra : Flag<["-"], "Wextra">, Group<W_Group>, Flags<[CC1Option]>;
255def Wl_COMMA : CommaJoined<["-"], "Wl,">, Flags<[LinkerInput, RenderAsInput]>,
256  HelpText<"Pass the comma separated arguments in <arg> to the linker">,
257  MetaVarName<"<arg>">;
258def Wno_nonportable_cfstrings : Joined<["-"], "Wno-nonportable-cfstrings">, Group<W_Group>,
259  Flags<[CC1Option]>;
260def Wnonportable_cfstrings : Joined<["-"], "Wnonportable-cfstrings">, Group<W_Group>,
261  Flags<[CC1Option]>;
262def Wp_COMMA : CommaJoined<["-"], "Wp,">,
263  HelpText<"Pass the comma separated arguments in <arg> to the preprocessor">,
264  MetaVarName<"<arg>">;
265def Wwrite_strings : Flag<["-"], "Wwrite-strings">, Group<W_Group>, Flags<[CC1Option]>;
266def Wno_write_strings : Flag<["-"], "Wno-write-strings">, Group<W_Group>, Flags<[CC1Option]>;
267def W_Joined : Joined<["-"], "W">, Group<W_Group>, Flags<[CC1Option, CoreOption]>,
268  MetaVarName<"<warning>">, HelpText<"Enable the specified warning">;
269def Xanalyzer : Separate<["-"], "Xanalyzer">,
270  HelpText<"Pass <arg> to the static analyzer">, MetaVarName<"<arg>">;
271def Xarch__ : JoinedAndSeparate<["-"], "Xarch_">, Flags<[DriverOption]>;
272def Xassembler : Separate<["-"], "Xassembler">,
273  HelpText<"Pass <arg> to the assembler">, MetaVarName<"<arg>">;
274def Xclang : Separate<["-"], "Xclang">,
275  HelpText<"Pass <arg> to the clang compiler">, MetaVarName<"<arg>">,
276  Flags<[DriverOption, CoreOption]>;
277def Xlinker : Separate<["-"], "Xlinker">, Flags<[LinkerInput, RenderAsInput]>,
278  HelpText<"Pass <arg> to the linker">, MetaVarName<"<arg>">;
279def Xpreprocessor : Separate<["-"], "Xpreprocessor">,
280  HelpText<"Pass <arg> to the preprocessor">, MetaVarName<"<arg>">;
281def X_Flag : Flag<["-"], "X">;
282def X_Joined : Joined<["-"], "X">;
283def Z_Flag : Flag<["-"], "Z">;
284def Z_Joined : Joined<["-"], "Z">;
285def all__load : Flag<["-"], "all_load">;
286def allowable__client : Separate<["-"], "allowable_client">;
287def ansi : Flag<["-", "--"], "ansi">;
288def arch__errors__fatal : Flag<["-"], "arch_errors_fatal">;
289def arch : Separate<["-"], "arch">, Flags<[DriverOption]>;
290def arch__only : Separate<["-"], "arch_only">;
291def a : Joined<["-"], "a">;
292def bind__at__load : Flag<["-"], "bind_at_load">;
293def bundle__loader : Separate<["-"], "bundle_loader">;
294def bundle : Flag<["-"], "bundle">;
295def b : JoinedOrSeparate<["-"], "b">, Flags<[Unsupported]>;
296def cl_kernel_arg_info : Flag<["-"], "cl-kernel-arg-info">, Flags<[CC1Option]>, Group<opencl_Group>,
297HelpText<"OpenCL only. This option allows the compiler to store information about the arguments of a kernel(s)"> ;
298def client__name : JoinedOrSeparate<["-"], "client_name">;
299def combine : Flag<["-", "--"], "combine">, Flags<[DriverOption, Unsupported]>;
300def compatibility__version : JoinedOrSeparate<["-"], "compatibility_version">;
301def coverage : Flag<["-", "--"], "coverage">;
302def cpp_precomp : Flag<["-"], "cpp-precomp">, Group<clang_ignored_f_Group>;
303def current__version : JoinedOrSeparate<["-"], "current_version">;
304def cxx_isystem : JoinedOrSeparate<["-"], "cxx-isystem">, Group<clang_i_Group>,
305  HelpText<"Add directory to the C++ SYSTEM include search path">, Flags<[CC1Option]>,
306  MetaVarName<"<directory>">;
307def c : Flag<["-"], "c">, Flags<[DriverOption]>,
308  HelpText<"Only run preprocess, compile, and assemble steps">;
309def dA : Flag<["-"], "dA">, Group<d_Group>;
310def dD : Flag<["-"], "dD">, Group<d_Group>, Flags<[CC1Option]>,
311  HelpText<"Print macro definitions in -E mode in addition to normal output">;
312def dM : Flag<["-"], "dM">, Group<d_Group>, Flags<[CC1Option]>,
313  HelpText<"Print macro definitions in -E mode instead of normal output">;
314def dead__strip : Flag<["-"], "dead_strip">;
315def dependency_file : Separate<["-"], "dependency-file">, Flags<[CC1Option]>,
316  HelpText<"Filename (or -) to write dependency output to">;
317def dependency_dot : Separate<["-"], "dependency-dot">, Flags<[CC1Option]>,
318  HelpText<"Filename to write DOT-formatted header dependencies to">;
319def dumpmachine : Flag<["-"], "dumpmachine">;
320def dumpspecs : Flag<["-"], "dumpspecs">, Flags<[Unsupported]>;
321def dumpversion : Flag<["-"], "dumpversion">;
322def dylib__file : Separate<["-"], "dylib_file">;
323def dylinker__install__name : JoinedOrSeparate<["-"], "dylinker_install_name">;
324def dylinker : Flag<["-"], "dylinker">;
325def dynamiclib : Flag<["-"], "dynamiclib">;
326def dynamic : Flag<["-"], "dynamic">, Flags<[NoArgumentUnused]>;
327def d_Flag : Flag<["-"], "d">, Group<d_Group>;
328def d_Joined : Joined<["-"], "d">, Group<d_Group>;
329def emit_ast : Flag<["-"], "emit-ast">,
330  HelpText<"Emit Clang AST files for source inputs">;
331def emit_llvm : Flag<["-"], "emit-llvm">, Flags<[CC1Option]>, Group<Action_Group>,
332  HelpText<"Use the LLVM representation for assembler and object files">;
333def exported__symbols__list : Separate<["-"], "exported_symbols_list">;
334def e : JoinedOrSeparate<["-"], "e">;
335def fPIC : Flag<["-"], "fPIC">, Group<f_Group>;
336def fno_PIC : Flag<["-"], "fno-PIC">, Group<f_Group>;
337def fPIE : Flag<["-"], "fPIE">, Group<f_Group>;
338def fno_PIE : Flag<["-"], "fno-PIE">, Group<f_Group>;
339def faccess_control : Flag<["-"], "faccess-control">, Group<f_Group>;
340def fallow_unsupported : Flag<["-"], "fallow-unsupported">, Group<f_Group>;
341def fapple_kext : Flag<["-"], "fapple-kext">, Group<f_Group>, Flags<[CC1Option]>,
342  HelpText<"Use Apple's kernel extensions ABI">;
343def fapple_pragma_pack : Flag<["-"], "fapple-pragma-pack">, Group<f_Group>, Flags<[CC1Option]>,
344  HelpText<"Enable Apple gcc-compatible #pragma pack handling">;
345def faddress_sanitizer : Flag<["-"], "faddress-sanitizer">, Group<f_Group>;
346def fno_address_sanitizer : Flag<["-"], "fno-address-sanitizer">, Group<f_Group>;
347def fthread_sanitizer : Flag<["-"], "fthread-sanitizer">, Group<f_Group>;
348def fno_thread_sanitizer : Flag<["-"], "fno-thread-sanitizer">, Group<f_Group>;
349def fasm : Flag<["-"], "fasm">, Group<f_Group>;
350
351def fasm_blocks : Flag<["-"], "fasm-blocks">, Group<f_Group>, Flags<[CC1Option]>;
352def fno_asm_blocks : Flag<["-"], "fno-asm-blocks">, Group<f_Group>;
353
354def fassume_sane_operator_new : Flag<["-"], "fassume-sane-operator-new">, Group<f_Group>;
355def fastcp : Flag<["-"], "fastcp">, Group<f_Group>;
356def fastf : Flag<["-"], "fastf">, Group<f_Group>;
357def fast : Flag<["-"], "fast">, Group<f_Group>;
358def fasynchronous_unwind_tables : Flag<["-"], "fasynchronous-unwind-tables">, Group<f_Group>;
359
360def fautolink : Flag <["-"], "fautolink">, Group<f_Group>;
361def fno_autolink : Flag <["-"], "fno-autolink">, Group<f_Group>,
362  Flags<[DriverOption, CC1Option]>,
363  HelpText<"Disable generation of linker directives for automatic library linking">;
364
365def fblocks : Flag<["-"], "fblocks">, Group<f_Group>, Flags<[CC1Option]>,
366  HelpText<"Enable the 'blocks' language feature">;
367def fbootclasspath_EQ : Joined<["-"], "fbootclasspath=">, Group<f_Group>;
368def fborland_extensions : Flag<["-"], "fborland-extensions">, Group<f_Group>, Flags<[CC1Option]>,
369  HelpText<"Accept non-standard constructs supported by the Borland compiler">;
370def fbounds_checking : Flag<["-"], "fbounds-checking">, Group<f_Group>,
371  HelpText<"Enable run-time bounds checks">;
372def fbounds_checking_EQ : Joined<["-"], "fbounds-checking=">, Flags<[CC1Option]>,
373  Group<f_Group>;
374def fbuiltin : Flag<["-"], "fbuiltin">, Group<f_Group>;
375def fcaret_diagnostics : Flag<["-"], "fcaret-diagnostics">, Group<f_Group>;
376def fcatch_undefined_behavior : Flag<["-"], "fcatch-undefined-behavior">, Group<f_Group>;
377def fclasspath_EQ : Joined<["-"], "fclasspath=">, Group<f_Group>;
378def fcolor_diagnostics : Flag<["-"], "fcolor-diagnostics">, Group<f_Group>, Flags<[CC1Option]>,
379  HelpText<"Use colors in diagnostics">;
380def fdiagnostics_color : Flag<["-"], "fdiagnostics-color">, Group<f_Group>;
381def fdiagnostics_color_EQ : Joined<["-"], "fdiagnostics-color=">, Group<f_Group>;
382def fansi_escape_codes : Flag<["-"], "fansi-escape-codes">, Group<f_Group>, Flags<[CC1Option]>,
383  HelpText<"Use ANSI escape codes for diagnostics">;
384def fcomment_block_commands : CommaJoined<["-"], "fcomment-block-commands=">, Group<f_clang_Group>, Flags<[CC1Option]>,
385  HelpText<"Treat each comma separated argument in <arg> as a documentation comment block command">,
386  MetaVarName<"<arg>">;
387def fparse_all_comments : Flag<["-"], "fparse-all-comments">, Group<f_clang_Group>, Flags<[CC1Option]>;
388def fcommon : Flag<["-"], "fcommon">, Group<f_Group>;
389def fcompile_resource_EQ : Joined<["-"], "fcompile-resource=">, Group<f_Group>;
390def fconstant_cfstrings : Flag<["-"], "fconstant-cfstrings">, Group<f_Group>;
391def fconstant_string_class_EQ : Joined<["-"], "fconstant-string-class=">, Group<f_Group>;
392def fconstexpr_depth_EQ : Joined<["-"], "fconstexpr-depth=">, Group<f_Group>;
393def fconstexpr_steps_EQ : Joined<["-"], "fconstexpr-steps=">, Group<f_Group>;
394def fconstexpr_backtrace_limit_EQ : Joined<["-"], "fconstexpr-backtrace-limit=">,
395                                    Group<f_Group>;
396def fno_crash_diagnostics : Flag<["-"], "fno-crash-diagnostics">, Group<f_clang_Group>, Flags<[NoArgumentUnused]>;
397def fcreate_profile : Flag<["-"], "fcreate-profile">, Group<f_Group>;
398def fcxx_exceptions: Flag<["-"], "fcxx-exceptions">, Group<f_Group>,
399  HelpText<"Enable C++ exceptions">, Flags<[CC1Option]>;
400def fcxx_modules : Flag <["-"], "fcxx-modules">, Group<f_Group>,
401  Flags<[DriverOption]>;
402def fdebug_pass_arguments : Flag<["-"], "fdebug-pass-arguments">, Group<f_Group>;
403def fdebug_pass_structure : Flag<["-"], "fdebug-pass-structure">, Group<f_Group>;
404def fdiagnostics_fixit_info : Flag<["-"], "fdiagnostics-fixit-info">, Group<f_clang_Group>;
405def fdiagnostics_parseable_fixits : Flag<["-"], "fdiagnostics-parseable-fixits">, Group<f_clang_Group>,
406    Flags<[CC1Option]>, HelpText<"Print fix-its in machine parseable form">;
407def fdiagnostics_print_source_range_info : Flag<["-"], "fdiagnostics-print-source-range-info">,
408    Group<f_clang_Group>,  Flags<[CC1Option]>,
409    HelpText<"Print source range spans in numeric form">;
410def fdiagnostics_show_option : Flag<["-"], "fdiagnostics-show-option">, Group<f_Group>,
411    Flags<[CC1Option]>, HelpText<"Print option name with mappable diagnostics">;
412def fdiagnostics_show_name : Flag<["-"], "fdiagnostics-show-name">, Group<f_Group>,
413    Flags<[CC1Option]>, HelpText<"Print diagnostic name">;
414def fdiagnostics_show_note_include_stack : Flag<["-"], "fdiagnostics-show-note-include-stack">,
415    Group<f_Group>,  Flags<[CC1Option]>, HelpText<"Display include stacks for diagnostic notes">;
416def fdiagnostics_format_EQ : Joined<["-"], "fdiagnostics-format=">, Group<f_clang_Group>;
417def fdiagnostics_show_category_EQ : Joined<["-"], "fdiagnostics-show-category=">, Group<f_clang_Group>;
418def fdiagnostics_show_template_tree : Flag<["-"], "fdiagnostics-show-template-tree">,
419    Group<f_Group>, Flags<[CC1Option]>,
420    HelpText<"Print a template comparison tree for differing templates">;
421def fdollars_in_identifiers : Flag<["-"], "fdollars-in-identifiers">, Group<f_Group>,
422  HelpText<"Allow '$' in identifiers">, Flags<[CC1Option]>;
423def fdwarf2_cfi_asm : Flag<["-"], "fdwarf2-cfi-asm">, Group<f_Group>;
424def fno_dwarf2_cfi_asm : Flag<["-"], "fno-dwarf2-cfi-asm">, Group<f_Group>,  Flags<[CC1Option]>;
425def fdwarf_directory_asm : Flag<["-"], "fdwarf-directory-asm">, Group<f_Group>;
426def fno_dwarf_directory_asm : Flag<["-"], "fno-dwarf-directory-asm">, Group<f_Group>, Flags<[CC1Option]>;
427def felide_constructors : Flag<["-"], "felide-constructors">, Group<f_Group>;
428def fno_elide_type : Flag<["-"], "fno-elide-type">, Group<f_Group>,
429    Flags<[CC1Option]>,
430    HelpText<"Do not elide types when printing diagnostics">;
431def feliminate_unused_debug_symbols : Flag<["-"], "feliminate-unused-debug-symbols">, Group<f_Group>;
432def femit_all_decls : Flag<["-"], "femit-all-decls">, Group<f_Group>, Flags<[CC1Option]>,
433  HelpText<"Emit all declarations, even if unused">;
434def fencoding_EQ : Joined<["-"], "fencoding=">, Group<f_Group>;
435def ferror_limit_EQ : Joined<["-"], "ferror-limit=">, Group<f_Group>;
436def fexceptions : Flag<["-"], "fexceptions">, Group<f_Group>, Flags<[CC1Option]>,
437  HelpText<"Enable support for exception handling">;
438def fexpensive_optimizations : Flag<["-"], "fexpensive-optimizations">,
439  Group<clang_ignored_f_Group>;
440def fno_expensive_optimizations : Flag<["-"], "fno-expensive-optimizations">,
441  Group<clang_ignored_f_Group>;
442def fextdirs_EQ : Joined<["-"], "fextdirs=">, Group<f_Group>;
443def fextended_identifiers : Flag<["-"], "fextended-identifiers">,
444    Group<clang_ignored_f_Group>;
445def fno_extended_identifiers : Flag<["-"], "fno-extended-identifiers">,
446    Group<f_Group>, Flags<[Unsupported]>;
447def fhosted : Flag<["-"], "fhosted">, Group<f_Group>;
448def ffast_math : Flag<["-"], "ffast-math">, Group<f_Group>, Flags<[CC1Option]>,
449  HelpText<"Enable the *frontend*'s 'fast-math' mode. This has no effect on "
450           "optimizations, but provides a preprocessor macro __FAST_MATH__ the "
451           "same as GCC's -ffast-math flag">;
452def fno_fast_math : Flag<["-"], "fno-fast-math">, Group<f_Group>;
453def fmath_errno : Flag<["-"], "fmath-errno">, Group<f_Group>, Flags<[CC1Option]>,
454  HelpText<"Require math functions to indicate errors by setting errno">;
455def fno_math_errno : Flag<["-"], "fno-math-errno">, Group<f_Group>;
456def fbracket_depth_EQ : Joined<["-"], "fbracket-depth=">, Group<f_Group>;
457def fsignaling_math : Flag<["-"], "fsignaling-math">, Group<f_Group>;
458def fno_signaling_math : Flag<["-"], "fno-signaling-math">, Group<f_Group>;
459def fsanitize_EQ : CommaJoined<["-"], "fsanitize=">, Group<f_clang_Group>,
460                   Flags<[CC1Option, CoreOption]>, MetaVarName<"<check>">,
461                   HelpText<"Enable runtime instrumentation for bug detection: "
462                            "address (memory errors) | thread (race detection) | "
463                            "undefined (miscellaneous undefined behavior)">;
464def fno_sanitize_EQ : CommaJoined<["-"], "fno-sanitize=">, Group<f_clang_Group>;
465def fsanitize_address_zero_base_shadow : Flag<["-"], "fsanitize-address-zero-base-shadow">,
466                                         Group<f_clang_Group>, Flags<[CC1Option]>,
467                                         HelpText<"Make AddressSanitizer map shadow memory "
468                                                  "at zero offset">;
469def fno_sanitize_address_zero_base_shadow : Flag<["-"], "fno-sanitize-address-zero-base-shadow">,
470                                            Group<f_clang_Group>;
471def fsanitize_blacklist : Joined<["-"], "fsanitize-blacklist=">,
472                          Group<f_clang_Group>, Flags<[CC1Option]>,
473                          HelpText<"Path to blacklist file for sanitizers">;
474def fno_sanitize_blacklist : Flag<["-"], "fno-sanitize-blacklist">,
475                             Group<f_clang_Group>,
476                             HelpText<"Don't use blacklist file for sanitizers">;
477def fsanitize_memory_track_origins : Flag<["-"], "fsanitize-memory-track-origins">,
478                                     Group<f_clang_Group>, Flags<[CC1Option]>,
479                                     HelpText<"Enable origins tracking in MemorySanitizer">;
480def fno_sanitize_memory_track_origins : Flag<["-"], "fno-sanitize-memory-track-origins">,
481                                        Group<f_clang_Group>;
482def fsanitize_recover : Flag<["-"], "fsanitize-recover">,
483                        Group<f_clang_Group>;
484def fno_sanitize_recover : Flag<["-"], "fno-sanitize-recover">,
485                           Group<f_clang_Group>, Flags<[CC1Option]>,
486                           HelpText<"Disable sanitizer check recovery">;
487def fsanitize_undefined_trap_on_error : Flag<["-"], "fsanitize-undefined-trap-on-error">,
488                                        Group<f_clang_Group>, Flags<[CC1Option]>;
489def fno_sanitize_undefined_trap_on_error : Flag<["-"], "fno-sanitize-undefined-trap-on-error">,
490                                           Group<f_clang_Group>;
491def funsafe_math_optimizations : Flag<["-"], "funsafe-math-optimizations">,
492  Group<f_Group>;
493def fno_unsafe_math_optimizations : Flag<["-"], "fno-unsafe-math-optimizations">,
494  Group<f_Group>;
495def fassociative_math : Flag<["-"], "fassociative-math">, Group<f_Group>;
496def fno_associative_math : Flag<["-"], "fno-associative-math">, Group<f_Group>;
497def freciprocal_math : Flag<["-"], "freciprocal-math">, Group<f_Group>;
498def fno_reciprocal_math : Flag<["-"], "fno-reciprocal-math">, Group<f_Group>;
499def ffinite_math_only : Flag<["-"], "ffinite-math-only">, Group<f_Group>, Flags<[CC1Option]>;
500def fno_finite_math_only : Flag<["-"], "fno-finite-math-only">, Group<f_Group>;
501def fsigned_zeros : Flag<["-"], "fsigned-zeros">, Group<f_Group>;
502def fno_signed_zeros : Flag<["-"], "fno-signed-zeros">, Group<f_Group>;
503def fhonor_nans : Flag<["-"], "fhonor-nans">, Group<f_Group>;
504def fno_honor_nans : Flag<["-"], "fno-honor-nans">, Group<f_Group>;
505def fhonor_infinities : Flag<["-"], "fhonor-infinities">, Group<f_Group>;
506def fno_honor_infinities : Flag<["-"], "fno-honor-infinities">, Group<f_Group>;
507// Sic. This option was misspelled originally.
508def fhonor_infinites : Flag<["-"], "fhonor-infinites">, Alias<fhonor_infinities>;
509def fno_honor_infinites : Flag<["-"], "fno-honor-infinites">, Alias<fno_honor_infinities>;
510def ftrapping_math : Flag<["-"], "ftrapping-math">, Group<f_Group>;
511def fno_trapping_math : Flag<["-"], "fno-trapping-math">, Group<f_Group>;
512def ffp_contract : Joined<["-"], "ffp-contract=">, Group<f_Group>,
513  Flags<[CC1Option]>, HelpText<"Form fused FP ops (e.g. FMAs): fast (everywhere)"
514  " | on (according to FP_CONTRACT pragma, default) | off (never fuse)">;
515
516def ffor_scope : Flag<["-"], "ffor-scope">, Group<f_Group>;
517def fno_for_scope : Flag<["-"], "fno-for-scope">, Group<f_Group>;
518
519def frewrite_includes : Flag<["-"], "frewrite-includes">, Group<f_Group>,
520  Flags<[CC1Option]>;
521def fno_rewrite_includes : Flag<["-"], "fno-rewrite-includes">, Group<f_Group>;
522
523def ffreestanding : Flag<["-"], "ffreestanding">, Group<f_Group>, Flags<[CC1Option]>,
524  HelpText<"Assert that the compilation takes place in a freestanding environment">;
525def fgnu_keywords : Flag<["-"], "fgnu-keywords">, Group<f_Group>, Flags<[CC1Option]>,
526  HelpText<"Allow GNU-extension keywords regardless of language standard">;
527def fgnu89_inline : Flag<["-"], "fgnu89-inline">, Group<f_Group>, Flags<[CC1Option]>,
528  HelpText<"Use the gnu89 inline semantics">;
529def fno_gnu89_inline : Flag<["-"], "fno-gnu89-inline">, Group<f_Group>;
530def fgnu_runtime : Flag<["-"], "fgnu-runtime">, Group<f_Group>,
531  HelpText<"Generate output compatible with the standard GNU Objective-C runtime">;
532def fheinous_gnu_extensions : Flag<["-"], "fheinous-gnu-extensions">, Flags<[CC1Option]>;
533def filelist : Separate<["-"], "filelist">, Flags<[LinkerInput]>;
534def findirect_virtual_calls : Flag<["-"], "findirect-virtual-calls">, Alias<fapple_kext>;
535def finline_functions : Flag<["-"], "finline-functions">, Group<clang_ignored_f_Group>;
536def finline : Flag<["-"], "finline">, Group<clang_ignored_f_Group>;
537def finstrument_functions : Flag<["-"], "finstrument-functions">, Group<f_Group>, Flags<[CC1Option]>,
538  HelpText<"Generate calls to instrument function entry and exit">;
539def fkeep_inline_functions : Flag<["-"], "fkeep-inline-functions">, Group<clang_ignored_f_Group>;
540def flat__namespace : Flag<["-"], "flat_namespace">;
541def flax_vector_conversions : Flag<["-"], "flax-vector-conversions">, Group<f_Group>;
542def flimit_debug_info : Flag<["-"], "flimit-debug-info">, Group<f_Group>, Flags<[CC1Option]>,
543  HelpText<"Limit debug information produced to reduce size of debug binary">;
544def flimited_precision_EQ : Joined<["-"], "flimited-precision=">, Group<f_Group>;
545def flto : Flag<["-"], "flto">, Group<f_Group>;
546def fno_lto : Flag<["-"], "fno-lto">, Group<f_Group>;
547def fmacro_backtrace_limit_EQ : Joined<["-"], "fmacro-backtrace-limit=">,
548                                Group<f_Group>;
549def fmerge_all_constants : Flag<["-"], "fmerge-all-constants">, Group<f_Group>;
550def fmessage_length_EQ : Joined<["-"], "fmessage-length=">, Group<f_Group>;
551def fms_extensions : Flag<["-"], "fms-extensions">, Group<f_Group>, Flags<[CC1Option]>,
552  HelpText<"Accept some non-standard constructs supported by the Microsoft compiler">;
553def fms_compatibility : Flag<["-"], "fms-compatibility">, Group<f_Group>, Flags<[CC1Option]>,
554  HelpText<"Enable Microsoft compatibility mode">;
555def fmsc_version : Joined<["-"], "fmsc-version=">, Group<f_Group>, Flags<[CC1Option, CoreOption]>,
556  HelpText<"Version of the Microsoft C/C++ compiler to report in _MSC_VER (0 = don't define it (default))">;
557def fdelayed_template_parsing : Flag<["-"], "fdelayed-template-parsing">, Group<f_Group>,
558  HelpText<"Parse templated function definitions at the end of the "
559           "translation unit ">,  Flags<[CC1Option]>;
560def fmodules_cache_path : Joined<["-"], "fmodules-cache-path=">, Group<i_Group>,
561  Flags<[DriverOption, CC1Option]>, MetaVarName<"<directory>">,
562  HelpText<"Specify the module cache path">;
563def fmodules_prune_interval : Joined<["-"], "fmodules-prune-interval=">, Group<i_Group>,
564  Flags<[CC1Option]>, MetaVarName<"<seconds>">,
565  HelpText<"Specify the interval (in seconds) between attempts to prune the module cache">;
566def fmodules_prune_after : Joined<["-"], "fmodules-prune-after=">, Group<i_Group>,
567  Flags<[CC1Option]>, MetaVarName<"<seconds>">,
568  HelpText<"Specify the interval (in seconds) after which a module file will be considered unused">;
569def fmodules : Flag <["-"], "fmodules">, Group<f_Group>,
570  Flags<[DriverOption, CC1Option]>,
571  HelpText<"Enable the 'modules' language feature">;
572def fmodule_maps : Flag <["-"], "fmodule-maps">, Group<f_Group>,
573  Flags<[DriverOption,CC1Option]>,
574  HelpText<"Read module maps to understand the structure of library headers">;
575def fmodules_ignore_macro : Joined<["-"], "fmodules-ignore-macro=">, Group<f_Group>, Flags<[CC1Option]>,
576  HelpText<"Ignore the definition of the given macro when building and loading modules">;
577def fmodules_decluse : Flag <["-"], "fmodules-decluse">, Group<f_Group>,
578  Flags<[DriverOption,CC1Option]>,
579  HelpText<"Require declaration of modules used within a module">;
580def fretain_comments_from_system_headers : Flag<["-"], "fretain-comments-from-system-headers">, Group<f_Group>, Flags<[CC1Option]>;
581
582def fmudflapth : Flag<["-"], "fmudflapth">, Group<f_Group>;
583def fmudflap : Flag<["-"], "fmudflap">, Group<f_Group>;
584def fnested_functions : Flag<["-"], "fnested-functions">, Group<f_Group>;
585def fnext_runtime : Flag<["-"], "fnext-runtime">, Group<f_Group>;
586def fno_access_control : Flag<["-"], "fno-access-control">, Group<f_Group>, Flags<[CC1Option]>,
587  HelpText<"Disable C++ access control">;
588def fno_apple_pragma_pack : Flag<["-"], "fno-apple-pragma-pack">, Group<f_Group>;
589def fno_asm : Flag<["-"], "fno-asm">, Group<f_Group>;
590def fno_asynchronous_unwind_tables : Flag<["-"], "fno-asynchronous-unwind-tables">, Group<f_Group>;
591def fno_assume_sane_operator_new : Flag<["-"], "fno-assume-sane-operator-new">, Group<f_Group>,
592  HelpText<"Don't assume that C++'s global operator new can't alias any pointer">,
593  Flags<[CC1Option]>;
594def fno_blocks : Flag<["-"], "fno-blocks">, Group<f_Group>;
595def fno_borland_extensions : Flag<["-"], "fno-borland-extensions">, Group<f_Group>;
596def fno_builtin : Flag<["-"], "fno-builtin">, Group<f_Group>, Flags<[CC1Option]>,
597  HelpText<"Disable implicit builtin knowledge of functions">;
598def fno_builtin_ : Joined<["-"], "fno-builtin-">, Group<clang_ignored_f_Group>,
599  HelpText<"Disable implicit builtin knowledge of a specific function">;
600def fno_math_builtin : Flag<["-"], "fno-math-builtin">, Group<f_Group>, Flags<[CC1Option]>,
601  HelpText<"Disable implicit builtin knowledge of math functions">;
602def fno_caret_diagnostics : Flag<["-"], "fno-caret-diagnostics">, Group<f_Group>,
603 Flags<[CC1Option]>;
604def fno_color_diagnostics : Flag<["-"], "fno-color-diagnostics">, Group<f_Group>;
605def fno_diagnostics_color : Flag<["-"], "fno-diagnostics-color">, Group<f_Group>;
606def fno_common : Flag<["-"], "fno-common">, Group<f_Group>, Flags<[CC1Option]>,
607    HelpText<"Compile common globals like normal definitions">;
608def fno_constant_cfstrings : Flag<["-"], "fno-constant-cfstrings">, Group<f_Group>,
609  Flags<[CC1Option]>,
610  HelpText<"Disable creation of CodeFoundation-type constant strings">;
611def fno_cxx_exceptions: Flag<["-"], "fno-cxx-exceptions">, Group<f_Group>;
612def fno_cxx_modules : Flag <["-"], "fno-cxx-modules">, Group<f_Group>,
613  Flags<[DriverOption]>;
614def fno_diagnostics_fixit_info : Flag<["-"], "fno-diagnostics-fixit-info">, Group<f_Group>,
615  Flags<[CC1Option]>, HelpText<"Do not include fixit information in diagnostics">;
616def fno_diagnostics_show_name : Flag<["-"], "fno-diagnostics-show-name">, Group<f_Group>;
617def fno_diagnostics_show_option : Flag<["-"], "fno-diagnostics-show-option">, Group<f_Group>;
618def fno_diagnostics_show_note_include_stack : Flag<["-"], "fno-diagnostics-show-note-include-stack">,
619    Flags<[CC1Option]>, Group<f_Group>;
620def fno_dollars_in_identifiers : Flag<["-"], "fno-dollars-in-identifiers">, Group<f_Group>,
621  HelpText<"Disallow '$' in identifiers">, Flags<[CC1Option]>;
622def fno_elide_constructors : Flag<["-"], "fno-elide-constructors">, Group<f_Group>,
623  HelpText<"Disable C++ copy constructor elision">, Flags<[CC1Option]>;
624def fno_eliminate_unused_debug_symbols : Flag<["-"], "fno-eliminate-unused-debug-symbols">, Group<f_Group>;
625def fno_exceptions : Flag<["-"], "fno-exceptions">, Group<f_Group>;
626def fno_gnu_keywords : Flag<["-"], "fno-gnu-keywords">, Group<f_Group>, Flags<[CC1Option]>;
627def fno_inline_functions : Flag<["-"], "fno-inline-functions">, Group<f_clang_Group>, Flags<[CC1Option]>;
628def fno_inline : Flag<["-"], "fno-inline">, Group<f_clang_Group>, Flags<[CC1Option]>;
629def fno_keep_inline_functions : Flag<["-"], "fno-keep-inline-functions">, Group<clang_ignored_f_Group>;
630def fno_lax_vector_conversions : Flag<["-"], "fno-lax-vector-conversions">, Group<f_Group>,
631  HelpText<"Disallow implicit conversions between vectors with a different number of elements or different element types">, Flags<[CC1Option]>;
632def fno_limit_debug_info : Flag<["-"], "fno-limit-debug-info">, Group<f_Group>, Flags<[CC1Option]>,
633  HelpText<"Do not limit debug information produced to reduce size of debug binary">;
634def fno_merge_all_constants : Flag<["-"], "fno-merge-all-constants">, Group<f_Group>,
635    Flags<[CC1Option]>, HelpText<"Disallow merging of constants">;
636def fno_modules : Flag <["-"], "fno-modules">, Group<f_Group>,
637  Flags<[DriverOption]>;
638def fno_module_maps : Flag <["-"], "fno-module-maps">, Group<f_Group>,
639  Flags<[DriverOption]>;
640def fno_modules_decluse : Flag <["-"], "fno-modules-decluse">, Group<f_Group>,
641  Flags<[DriverOption]>;
642def fno_ms_extensions : Flag<["-"], "fno-ms-extensions">, Group<f_Group>;
643def fno_ms_compatibility : Flag<["-"], "fno-ms-compatibility">, Group<f_Group>;
644def fno_delayed_template_parsing : Flag<["-"], "fno-delayed-template-parsing">, Group<f_Group>;
645def fno_objc_exceptions: Flag<["-"], "fno-objc-exceptions">, Group<f_Group>;
646def fno_objc_legacy_dispatch : Flag<["-"], "fno-objc-legacy-dispatch">, Group<f_Group>;
647def fno_omit_frame_pointer : Flag<["-"], "fno-omit-frame-pointer">, Group<f_Group>;
648def fno_operator_names : Flag<["-"], "fno-operator-names">, Group<f_Group>,
649  HelpText<"Do not treat C++ operator name keywords as synonyms for operators">,
650  Flags<[CC1Option]>;
651def fno_pascal_strings : Flag<["-"], "fno-pascal-strings">, Group<f_Group>;
652def fno_rtti : Flag<["-"], "fno-rtti">, Group<f_Group>, Flags<[CC1Option]>,
653  HelpText<"Disable generation of rtti information">;
654def fno_short_enums : Flag<["-"], "fno-short-enums">, Group<f_Group>;
655def fno_show_column : Flag<["-"], "fno-show-column">, Group<f_Group>, Flags<[CC1Option]>,
656  HelpText<"Do not include column number on diagnostics">;
657def fno_show_source_location : Flag<["-"], "fno-show-source-location">, Group<f_Group>,
658  Flags<[CC1Option]>, HelpText<"Do not include source location information with diagnostics">;
659def fno_spell_checking : Flag<["-"], "fno-spell-checking">, Group<f_Group>,
660  Flags<[CC1Option]>, HelpText<"Disable spell-checking">;
661def fno_stack_protector : Flag<["-"], "fno-stack-protector">, Group<f_Group>;
662def fno_strict_aliasing : Flag<["-"], "fno-strict-aliasing">, Group<f_Group>;
663def fstruct_path_tbaa : Flag<["-"], "fstruct-path-tbaa">, Group<f_Group>;
664def fno_struct_path_tbaa : Flag<["-"], "fno-struct-path-tbaa">, Group<f_Group>;
665def fno_strict_enums : Flag<["-"], "fno-strict-enums">, Group<f_Group>;
666def fno_strict_overflow : Flag<["-"], "fno-strict-overflow">, Group<f_Group>;
667def fno_threadsafe_statics : Flag<["-"], "fno-threadsafe-statics">, Group<f_Group>,
668  Flags<[CC1Option]>, HelpText<"Do not emit code to make initialization of local statics thread safe">;
669def fno_use_cxa_atexit : Flag<["-"], "fno-use-cxa-atexit">, Group<f_Group>, Flags<[CC1Option]>,
670  HelpText<"Don't use __cxa_atexit for calling destructors">;
671def fno_use_init_array : Flag<["-"], "fno-use-init-array">, Group<f_Group>, Flags<[CC1Option]>,
672  HelpText<"Don't use .init_array instead of .ctors">;
673def fno_unit_at_a_time : Flag<["-"], "fno-unit-at-a-time">, Group<f_Group>;
674def fno_unwind_tables : Flag<["-"], "fno-unwind-tables">, Group<f_Group>;
675def fno_verbose_asm : Flag<["-"], "fno-verbose-asm">, Group<f_Group>;
676def fno_working_directory : Flag<["-"], "fno-working-directory">, Group<f_Group>;
677def fno_wrapv : Flag<["-"], "fno-wrapv">, Group<f_Group>;
678def fno_zero_initialized_in_bss : Flag<["-"], "fno-zero-initialized-in-bss">, Group<f_Group>;
679def fobjc_arc : Flag<["-"], "fobjc-arc">, Group<f_Group>, Flags<[CC1Option]>,
680  HelpText<"Synthesize retain and release calls for Objective-C pointers">;
681def fno_objc_arc : Flag<["-"], "fno-objc-arc">, Group<f_Group>;
682def fobjc_arc_exceptions : Flag<["-"], "fobjc-arc-exceptions">, Group<f_Group>, Flags<[CC1Option]>,
683  HelpText<"Use EH-safe code when synthesizing retains and releases in -fobjc-arc">;
684def fno_objc_arc_exceptions : Flag<["-"], "fno-objc-arc-exceptions">, Group<f_Group>;
685def fobjc_atdefs : Flag<["-"], "fobjc-atdefs">, Group<clang_ignored_f_Group>;
686def fobjc_call_cxx_cdtors : Flag<["-"], "fobjc-call-cxx-cdtors">, Group<clang_ignored_f_Group>;
687def fobjc_exceptions: Flag<["-"], "fobjc-exceptions">, Group<f_Group>,
688  HelpText<"Enable Objective-C exceptions">, Flags<[CC1Option]>;
689
690def fobjc_gc_only : Flag<["-"], "fobjc-gc-only">, Group<f_Group>, Flags<[CC1Option]>,
691  HelpText<"Use GC exclusively for Objective-C related memory management">;
692def fobjc_gc : Flag<["-"], "fobjc-gc">, Group<f_Group>, Flags<[CC1Option]>,
693  HelpText<"Enable Objective-C garbage collection">;
694def fobjc_legacy_dispatch : Flag<["-"], "fobjc-legacy-dispatch">, Group<f_Group>;
695def fobjc_new_property : Flag<["-"], "fobjc-new-property">, Group<clang_ignored_f_Group>;
696def fobjc_infer_related_result_type : Flag<["-"], "fobjc-infer-related-result-type">, 
697                                      Group<f_Group>;
698def fno_objc_infer_related_result_type : Flag<["-"],
699  "fno-objc-infer-related-result-type">, Group<f_Group>,
700  HelpText<
701    "do not infer Objective-C related result type based on method family">,
702  Flags<[CC1Option]>;
703def fobjc_link_runtime: Flag<["-"], "fobjc-link-runtime">, Group<f_Group>;
704
705// Objective-C ABI options.
706def fobjc_runtime_EQ : Joined<["-"], "fobjc-runtime=">, Group<f_Group>, Flags<[CC1Option]>,
707  HelpText<"Specify the target Objective-C runtime kind and version">;
708def fobjc_abi_version_EQ : Joined<["-"], "fobjc-abi-version=">, Group<f_Group>;
709def fobjc_nonfragile_abi_version_EQ : Joined<["-"], "fobjc-nonfragile-abi-version=">, Group<f_Group>;
710def fobjc_nonfragile_abi : Flag<["-"], "fobjc-nonfragile-abi">, Group<f_Group>;
711def fno_objc_nonfragile_abi : Flag<["-"], "fno-objc-nonfragile-abi">, Group<f_Group>;
712
713def fobjc_sender_dependent_dispatch : Flag<["-"], "fobjc-sender-dependent-dispatch">, Group<f_Group>;
714def fomit_frame_pointer : Flag<["-"], "fomit-frame-pointer">, Group<f_Group>;
715def fopenmp : Flag<["-"], "fopenmp">, Group<f_Group>, Flags<[CC1Option]>;
716def fno_optimize_sibling_calls : Flag<["-"], "fno-optimize-sibling-calls">, Group<f_Group>;
717def foptimize_sibling_calls : Flag<["-"], "foptimize-sibling-calls">, Group<f_Group>;
718def force__cpusubtype__ALL : Flag<["-"], "force_cpusubtype_ALL">;
719def force__flat__namespace : Flag<["-"], "force_flat_namespace">;
720def force__load : Separate<["-"], "force_load">;
721def foutput_class_dir_EQ : Joined<["-"], "foutput-class-dir=">, Group<f_Group>;
722def fpack_struct : Flag<["-"], "fpack-struct">, Group<f_Group>;
723def fno_pack_struct : Flag<["-"], "fno-pack-struct">, Group<f_Group>;
724def fpack_struct_EQ : Joined<["-"], "fpack-struct=">, Group<f_Group>, Flags<[CC1Option]>,
725  HelpText<"Specify the default maximum struct packing alignment">;
726def fpascal_strings : Flag<["-"], "fpascal-strings">, Group<f_Group>, Flags<[CC1Option]>,
727  HelpText<"Recognize and construct Pascal-style string literals">;
728def fpcc_struct_return : Flag<["-"], "fpcc-struct-return">, Group<f_Group>, Flags<[CC1Option]>,
729  HelpText<"Override the default ABI to return all structs on the stack">;
730def fpch_preprocess : Flag<["-"], "fpch-preprocess">, Group<f_Group>;
731def fpic : Flag<["-"], "fpic">, Group<f_Group>;
732def fno_pic : Flag<["-"], "fno-pic">, Group<f_Group>;
733def fpie : Flag<["-"], "fpie">, Group<f_Group>;
734def fno_pie : Flag<["-"], "fno-pie">, Group<f_Group>;
735def fprofile_arcs : Flag<["-"], "fprofile-arcs">, Group<f_Group>;
736def fprofile_generate : Flag<["-"], "fprofile-generate">, Group<f_Group>;
737def framework : Separate<["-"], "framework">, Flags<[LinkerInput]>;
738def frandom_seed_EQ : Joined<["-"], "frandom-seed=">, Group<clang_ignored_f_Group>;
739def freg_struct_return : Flag<["-"], "freg-struct-return">, Group<f_Group>, Flags<[CC1Option]>,
740  HelpText<"Override the default ABI to return small structs in registers">;
741def frtti : Flag<["-"], "frtti">, Group<f_Group>;
742def fsched_interblock : Flag<["-"], "fsched-interblock">, Group<clang_ignored_f_Group>;
743def fshort_enums : Flag<["-"], "fshort-enums">, Group<f_Group>, Flags<[CC1Option]>,
744  HelpText<"Allocate to an enum type only as many bytes as it needs for the declared range of possible values">;
745def freorder_blocks : Flag<["-"], "freorder-blocks">, Group<clang_ignored_f_Group>;
746def fshort_wchar : Flag<["-"], "fshort-wchar">, Group<f_Group>, Flags<[CC1Option]>,
747  HelpText<"Force wchar_t to be a short unsigned int">;
748def fshow_overloads_EQ : Joined<["-"], "fshow-overloads=">, Group<f_Group>, Flags<[CC1Option]>,
749  HelpText<"Which overload candidates to show when overload resolution fails: "
750           "best|all; defaults to all">;
751def fshow_column : Flag<["-"], "fshow-column">, Group<f_Group>, Flags<[CC1Option]>;
752def fshow_source_location : Flag<["-"], "fshow-source-location">, Group<f_Group>;
753def fspell_checking : Flag<["-"], "fspell-checking">, Group<f_Group>;
754def fsigned_bitfields : Flag<["-"], "fsigned-bitfields">, Group<f_Group>;
755def fsigned_char : Flag<["-"], "fsigned-char">, Group<f_Group>;
756def fno_signed_char : Flag<["-"], "fno-signed-char">, Flags<[CC1Option]>,
757    Group<clang_ignored_f_Group>, HelpText<"Char is unsigned">;
758def fsplit_stack : Flag<["-"], "fsplit-stack">, Group<f_Group>;
759def fstack_protector_all : Flag<["-"], "fstack-protector-all">, Group<f_Group>;
760def fstack_protector : Flag<["-"], "fstack-protector">, Group<f_Group>;
761def fstrict_aliasing : Flag<["-"], "fstrict-aliasing">, Group<f_Group>;
762def fstrict_enums : Flag<["-"], "fstrict-enums">, Group<f_Group>, Flags<[CC1Option]>,
763  HelpText<"Enable optimizations based on the strict definition of an enum's "
764           "value range">;
765def fstrict_overflow : Flag<["-"], "fstrict-overflow">, Group<f_Group>;
766def fsyntax_only : Flag<["-"], "fsyntax-only">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>;
767def ftabstop_EQ : Joined<["-"], "ftabstop=">, Group<f_Group>;
768def ftemplate_depth_EQ : Joined<["-"], "ftemplate-depth=">, Group<f_Group>;
769def ftemplate_depth_ : Joined<["-"], "ftemplate-depth-">, Group<f_Group>;
770def ftemplate_backtrace_limit_EQ : Joined<["-"], "ftemplate-backtrace-limit=">,
771                                   Group<f_Group>;
772def ftest_coverage : Flag<["-"], "ftest-coverage">, Group<f_Group>;
773def fvectorize : Flag<["-"], "fvectorize">, Group<f_Group>,
774  HelpText<"Enable the loop vectorization passes">;
775def fno_vectorize : Flag<["-"], "fno-vectorize">, Group<f_Group>;
776def ftree_vectorize : Flag<["-"], "ftree-vectorize">, Alias<fvectorize>;
777def fno_tree_vectorize : Flag<["-"], "fno-tree-vectorize">, Alias<fno_vectorize>;
778def fslp_vectorize : Flag<["-"], "fslp-vectorize">, Group<f_Group>,
779  HelpText<"Enable the superword-level parallelism vectorization passes">;
780def fno_slp_vectorize : Flag<["-"], "fno-slp-vectorize">, Group<f_Group>;
781def fslp_vectorize_aggressive : Flag<["-"], "fslp-vectorize-aggressive">, Group<f_Group>,
782  HelpText<"Enable the BB vectorization passes">;
783def fno_slp_vectorize_aggressive : Flag<["-"], "fno-slp-vectorize-aggressive">, Group<f_Group>;
784def ftree_slp_vectorize : Flag<["-"], "ftree-slp-vectorize">, Alias<fslp_vectorize>;
785def fno_tree_slp_vectorize : Flag<["-"], "fno-tree-slp-vectorize">, Alias<fno_slp_vectorize>;
786def Wlarge_by_value_copy_def : Flag<["-"], "Wlarge-by-value-copy">,
787  HelpText<"Warn if a function definition returns or accepts an object larger "
788           "in bytes than a given value">, Flags<[HelpHidden]>;
789def Wlarge_by_value_copy_EQ : Joined<["-"], "Wlarge-by-value-copy=">, Flags<[CC1Option]>;
790
791// Just silence warnings about -Wlarger-than,  -Wframe-larger-than for now.
792def Wlarger_than : Separate<["-"], "Wlarger-than">, Group<clang_ignored_f_Group>;
793def Wlarger_than_EQ : Joined<["-"], "Wlarger-than=">, Alias<Wlarger_than>;
794def Wlarger_than_ : Joined<["-"], "Wlarger-than-">, Alias<Wlarger_than>;
795def Wframe_larger_than : Separate<["-"], "Wframe-larger-than">, Group<clang_ignored_f_Group>;
796def Wframe_larger_than_EQ : Joined<["-"], "Wframe-larger-than=">, Alias<Wframe_larger_than>;
797
798def fterminated_vtables : Flag<["-"], "fterminated-vtables">, Alias<fapple_kext>;
799def fthreadsafe_statics : Flag<["-"], "fthreadsafe-statics">, Group<f_Group>;
800def ftime_report : Flag<["-"], "ftime-report">, Group<f_Group>, Flags<[CC1Option]>;
801def ftlsmodel_EQ : Joined<["-"], "ftls-model=">, Group<f_Group>, Flags<[CC1Option]>;
802def ftrapv : Flag<["-"], "ftrapv">, Group<f_Group>, Flags<[CC1Option]>,
803  HelpText<"Trap on integer overflow">;
804def ftrapv_handler_EQ : Joined<["-"], "ftrapv-handler=">, Group<f_Group>,
805  MetaVarName<"<function name>">,
806  HelpText<"Specify the function to be called on overflow">;
807def ftrapv_handler : Separate<["-"], "ftrapv-handler">, Group<f_Group>, Flags<[CC1Option]>;
808def ftrap_function_EQ : Joined<["-"], "ftrap-function=">, Group<f_Group>, Flags<[CC1Option]>,
809  HelpText<"Issue call to specified function rather than a trap instruction">;
810def funit_at_a_time : Flag<["-"], "funit-at-a-time">, Group<f_Group>;
811def funroll_loops : Flag<["-"], "funroll-loops">, Group<f_Group>,
812  HelpText<"Turn on loop unroller">, Flags<[CC1Option]>;
813def fno_unroll_loops : Flag<["-"], "fno-unroll-loops">, Group<f_Group>,
814  HelpText<"Turn off loop unroller">, Flags<[CC1Option]>;
815def funsigned_bitfields : Flag<["-"], "funsigned-bitfields">, Group<f_Group>;
816def funsigned_char : Flag<["-"], "funsigned-char">, Group<f_Group>;
817def fno_unsigned_char : Flag<["-"], "fno-unsigned-char">, Group<clang_ignored_f_Group>;
818def funwind_tables : Flag<["-"], "funwind-tables">, Group<f_Group>;
819def fuse_cxa_atexit : Flag<["-"], "fuse-cxa-atexit">, Group<f_Group>;
820def fuse_init_array : Flag<["-"], "fuse-init-array">, Group<f_Group>, Flags<[CC1Option]>,
821  HelpText<"Use .init_array instead of .ctors">;
822def fno_var_tracking : Flag<["-"], "fno-var-tracking">,
823  Group<clang_ignored_f_Group>;
824def fverbose_asm : Flag<["-"], "fverbose-asm">, Group<f_Group>;
825def fvisibility_EQ : Joined<["-"], "fvisibility=">, Group<f_Group>,
826  HelpText<"Set the default symbol visibility for all global declarations">;
827def fvisibility_inlines_hidden : Flag<["-"], "fvisibility-inlines-hidden">, Group<f_Group>,
828  HelpText<"Give inline C++ member functions default visibility by default">,
829  Flags<[CC1Option]>;
830def fvisibility_ms_compat : Flag<["-"], "fvisibility-ms-compat">, Group<f_Group>,
831  HelpText<"Give global types 'default' visibility and global functions and "
832           "variables 'hidden' visibility by default">;
833def fwrapv : Flag<["-"], "fwrapv">, Group<f_Group>, Flags<[CC1Option]>,
834  HelpText<"Treat signed integer overflow as two's complement">;
835def fwritable_strings : Flag<["-"], "fwritable-strings">, Group<f_Group>, Flags<[CC1Option]>,
836  HelpText<"Store string literals as writable data">;
837def fzero_initialized_in_bss : Flag<["-"], "fzero-initialized-in-bss">, Group<f_Group>;
838def ffunction_sections : Flag<["-"], "ffunction-sections">, Group<f_Group>,
839  Flags<[CC1Option]>,
840  HelpText<"Place each function in its own section (ELF Only)">;
841def fno_function_sections : Flag<["-"], "fno-function-sections">,
842  Group<f_Group>, Flags<[CC1Option]>;
843def fdata_sections : Flag <["-"], "fdata-sections">, Group<f_Group>,
844 Flags<[CC1Option]>, HelpText<"Place each data in its own section (ELF Only)">;
845def fno_data_sections : Flag <["-"], "fno-data-sections">, Group<f_Group>,
846  Flags<[CC1Option]>;
847def fdebug_types_section: Flag <["-"], "fdebug-types-section">, Group<f_Group>,
848  Flags<[CC1Option]>, HelpText<"Place debug types in their own section (ELF Only)">;
849def g_Flag : Flag<["-"], "g">, Group<g_Group>,
850  HelpText<"Generate source level debug information">, Flags<[CC1Option]>;
851def gline_tables_only : Flag<["-"], "gline-tables-only">, Group<g_Group>,
852  HelpText<"Emit debug line number tables only">, Flags<[CC1Option]>;
853def g0 : Flag<["-"], "g0">, Group<g_Group>;
854def g1 : Flag<["-"], "g1">, Group<g_Group>;
855def g2 : Flag<["-"], "g2">, Group<g_Group>;
856def g3 : Flag<["-"], "g3">, Group<g_Group>;
857def ggdb : Flag<["-"], "ggdb">, Group<g_Group>;
858def ggdb0 : Flag<["-"], "ggdb0">, Group<g_Group>;
859def ggdb1 : Flag<["-"], "ggdb1">, Group<g_Group>;
860def ggdb2 : Flag<["-"], "ggdb2">, Group<g_Group>;
861def ggdb3 : Flag<["-"], "ggdb3">, Group<g_Group>;
862def gdwarf_2 : Flag<["-"], "gdwarf-2">, Group<g_Group>,
863  HelpText<"Generate source level debug information with dwarf version 2">, Flags<[CC1Option]>;
864def gdwarf_3 : Flag<["-"], "gdwarf-3">, Group<g_Group>,
865  HelpText<"Generate source level debug information with dwarf version 3">, Flags<[CC1Option]>;
866def gdwarf_4 : Flag<["-"], "gdwarf-4">, Group<g_Group>,
867  HelpText<"Generate source level debug information with dwarf version 4">, Flags<[CC1Option]>;
868def gfull : Flag<["-"], "gfull">, Group<g_Group>;
869def gused : Flag<["-"], "gused">, Group<g_Group>;
870def gstabs : Joined<["-"], "gstabs">, Group<g_Group>, Flags<[Unsupported]>;
871def gcoff : Joined<["-"], "gcoff">, Group<g_Group>, Flags<[Unsupported]>;
872def gxcoff : Joined<["-"], "gxcoff">, Group<g_Group>, Flags<[Unsupported]>;
873def gvms : Joined<["-"], "gvms">, Group<g_Group>, Flags<[Unsupported]>;
874def gtoggle : Flag<["-"], "gtoggle">, Group<g_flags_Group>, Flags<[Unsupported]>;
875def grecord_gcc_switches : Flag<["-"], "grecord-gcc-switches">, Group<g_flags_Group>;
876def gno_record_gcc_switches : Flag<["-"], "gno-record-gcc-switches">,
877  Group<g_flags_Group>;
878def gstrict_dwarf : Flag<["-"], "gstrict-dwarf">, Group<g_flags_Group>;
879def gno_strict_dwarf : Flag<["-"], "gno-strict-dwarf">, Group<g_flags_Group>;
880def gcolumn_info : Flag<["-"], "gcolumn-info">, Group<g_flags_Group>;
881def gsplit_dwarf : Flag<["-"], "gsplit-dwarf">, Group<g_flags_Group>;
882def ggnu_pubnames : Flag<["-"], "ggnu-pubnames">, Group<g_flags_Group>;
883def headerpad__max__install__names : Joined<["-"], "headerpad_max_install_names">;
884def help : Flag<["-", "--"], "help">, Flags<[CC1Option]>,
885  HelpText<"Display available options">;
886def index_header_map : Flag<["-"], "index-header-map">, Flags<[CC1Option]>,
887  HelpText<"Make the next included directory (-I or -F) an indexer header map">;
888def idirafter : JoinedOrSeparate<["-"], "idirafter">, Group<clang_i_Group>, Flags<[CC1Option]>,
889  HelpText<"Add directory to AFTER include search path">;
890def iframework : JoinedOrSeparate<["-"], "iframework">, Group<clang_i_Group>, Flags<[CC1Option]>,
891  HelpText<"Add directory to SYSTEM framework search path">;
892def imacros : JoinedOrSeparate<["-", "--"], "imacros">, Group<clang_i_Group>, Flags<[CC1Option]>,
893  HelpText<"Include macros from file before parsing">, MetaVarName<"<file>">;
894def image__base : Separate<["-"], "image_base">;
895def include_ : JoinedOrSeparate<["-", "--"], "include">, Group<clang_i_Group>, EnumName<"include">,
896    MetaVarName<"<file>">, HelpText<"Include file before parsing">, Flags<[CC1Option]>;
897def include_pch : Separate<["-"], "include-pch">, Group<clang_i_Group>, Flags<[CC1Option]>,
898  HelpText<"Include precompiled header file">, MetaVarName<"<file>">;
899def relocatable_pch : Flag<["-", "--"], "relocatable-pch">, Flags<[CC1Option]>,
900  HelpText<"Whether to build a relocatable precompiled header">;
901def init : Separate<["-"], "init">;
902def install__name : Separate<["-"], "install_name">;
903def integrated_as : Flag<["-"], "integrated-as">, Flags<[DriverOption]>;
904def iprefix : JoinedOrSeparate<["-"], "iprefix">, Group<clang_i_Group>, Flags<[CC1Option]>,
905  HelpText<"Set the -iwithprefix/-iwithprefixbefore prefix">, MetaVarName<"<dir>">;
906def iquote : JoinedOrSeparate<["-"], "iquote">, Group<clang_i_Group>, Flags<[CC1Option]>,
907  HelpText<"Add directory to QUOTE include search path">, MetaVarName<"<directory>">;
908def isysroot : JoinedOrSeparate<["-"], "isysroot">, Group<clang_i_Group>, Flags<[CC1Option]>,
909  HelpText<"Set the system root directory (usually /)">, MetaVarName<"<dir>">;
910def isystem : JoinedOrSeparate<["-"], "isystem">, Group<clang_i_Group>, Flags<[CC1Option]>,
911  HelpText<"Add directory to SYSTEM include search path">, MetaVarName<"<directory>">;
912def iwithprefixbefore : JoinedOrSeparate<["-"], "iwithprefixbefore">, Group<clang_i_Group>,
913  HelpText<"Set directory to include search path with prefix">, MetaVarName<"<dir>">,
914  Flags<[CC1Option]>;
915def iwithprefix : JoinedOrSeparate<["-"], "iwithprefix">, Group<clang_i_Group>, Flags<[CC1Option]>,
916  HelpText<"Set directory to SYSTEM include search path with prefix">, MetaVarName<"<dir>">;
917def iwithsysroot : JoinedOrSeparate<["-"], "iwithsysroot">, Group<clang_i_Group>,
918  HelpText<"Add directory to SYSTEM include search path, "
919           "absolute paths are relative to -isysroot">, MetaVarName<"<directory>">,
920  Flags<[CC1Option]>;
921def i : Joined<["-"], "i">, Group<i_Group>;
922def keep__private__externs : Flag<["-"], "keep_private_externs">;
923def l : JoinedOrSeparate<["-"], "l">, Flags<[LinkerInput, RenderJoined]>;
924def lazy__framework : Separate<["-"], "lazy_framework">, Flags<[LinkerInput]>;
925def lazy__library : Separate<["-"], "lazy_library">, Flags<[LinkerInput]>;
926def EL : Flag<["-"], "EL">, Flags<[DriverOption]>;
927def EB : Flag<["-"], "EB">, Flags<[DriverOption]>;
928def m32 : Flag<["-"], "m32">, Group<m_Group>, Flags<[DriverOption, CoreOption]>;
929def mqdsp6_compat : Flag<["-"], "mqdsp6-compat">, Group<m_Group>, Flags<[DriverOption,CC1Option]>,
930  HelpText<"Enable hexagon-qdsp6 backward compatibility">;
931def m3dnowa : Flag<["-"], "m3dnowa">, Group<m_x86_Features_Group>;
932def m3dnow : Flag<["-"], "m3dnow">, Group<m_x86_Features_Group>;
933def m64 : Flag<["-"], "m64">, Group<m_Group>, Flags<[DriverOption, CoreOption]>;
934def mabi_EQ : Joined<["-"], "mabi=">, Group<m_Group>;
935def march_EQ : Joined<["-"], "march=">, Group<m_Group>;
936def mcmodel_EQ : Joined<["-"], "mcmodel=">, Group<m_Group>;
937def mconstant_cfstrings : Flag<["-"], "mconstant-cfstrings">, Group<clang_ignored_m_Group>;
938def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>;
939def mdynamic_no_pic : Joined<["-"], "mdynamic-no-pic">, Group<m_Group>;
940def mfix_and_continue : Flag<["-"], "mfix-and-continue">, Group<clang_ignored_m_Group>;
941def mieee_fp : Flag<["-"], "mieee-fp">, Group<clang_ignored_m_Group>;
942def minline_all_stringops : Flag<["-"], "minline-all-stringops">, Group<clang_ignored_m_Group>;
943def mno_inline_all_stringops : Flag<["-"], "mno-inline-all-stringops">, Group<clang_ignored_m_Group>;
944def mfloat_abi_EQ : Joined<["-"], "mfloat-abi=">, Group<m_Group>;
945def mfpmath_EQ : Joined<["-"], "mfpmath=">, Group<m_Group>;
946def mfpu_EQ : Joined<["-"], "mfpu=">, Group<m_Group>;
947def mglobal_merge : Flag<["-"], "mglobal-merge">, Group<m_Group>;
948def mhard_float : Flag<["-"], "mhard-float">, Group<m_Group>;
949def miphoneos_version_min_EQ : Joined<["-"], "miphoneos-version-min=">, Group<m_Group>;
950def mios_version_min_EQ : Joined<["-"], "mios-version-min=">, Alias<miphoneos_version_min_EQ>;
951def mios_simulator_version_min_EQ : Joined<["-"], "mios-simulator-version-min=">, Group<m_Group>;
952def mkernel : Flag<["-"], "mkernel">, Group<m_Group>;
953def mlinker_version_EQ : Joined<["-"], "mlinker-version=">,
954  Flags<[DriverOption]>;
955def mllvm : Separate<["-"], "mllvm">, Flags<[CC1Option]>,
956  HelpText<"Additional arguments to forward to LLVM's option processing">;
957def mmacosx_version_min_EQ : Joined<["-"], "mmacosx-version-min=">, Group<m_Group>;
958def mms_bitfields : Flag<["-"], "mms-bitfields">, Group<m_Group>, Flags<[CC1Option]>,
959  HelpText<"Set the default structure layout to be compatible with the Microsoft compiler standard">;
960def mstackrealign : Flag<["-"], "mstackrealign">, Group<m_Group>, Flags<[CC1Option]>,
961  HelpText<"Force realign the stack at entry to every function">;
962def mstack_alignment : Joined<["-"], "mstack-alignment=">, Group<m_Group>, Flags<[CC1Option]>,
963  HelpText<"Set the stack alignment">;
964def mmmx : Flag<["-"], "mmmx">, Group<m_x86_Features_Group>;
965def mno_3dnowa : Flag<["-"], "mno-3dnowa">, Group<m_x86_Features_Group>;
966def mno_3dnow : Flag<["-"], "mno-3dnow">, Group<m_x86_Features_Group>;
967def mno_constant_cfstrings : Flag<["-"], "mno-constant-cfstrings">, Group<m_Group>;
968def mno_global_merge : Flag<["-"], "mno-global-merge">, Group<m_Group>, Flags<[CC1Option]>,
969  HelpText<"Disable merging of globals">;
970def mno_mmx : Flag<["-"], "mno-mmx">, Group<m_x86_Features_Group>;
971def mno_pascal_strings : Flag<["-"], "mno-pascal-strings">,
972  Alias<fno_pascal_strings>;
973def mno_red_zone : Flag<["-"], "mno-red-zone">, Group<m_Group>;
974def mno_relax_all : Flag<["-"], "mno-relax-all">, Group<m_Group>;
975def mno_rtd: Flag<["-"], "mno-rtd">, Group<m_Group>;
976def mno_soft_float : Flag<["-"], "mno-soft-float">, Group<m_Group>;
977def mno_stackrealign : Flag<["-"], "mno-stackrealign">, Group<m_Group>;
978def mno_sse2 : Flag<["-"], "mno-sse2">, Group<m_x86_Features_Group>;
979def mno_sse3 : Flag<["-"], "mno-sse3">, Group<m_x86_Features_Group>;
980def mno_sse4a : Flag<["-"], "mno-sse4a">, Group<m_x86_Features_Group>;
981def mno_sse4 : Flag<["-"], "mno-sse4">, Group<m_x86_Features_Group>;
982def mno_sse4_1 : Flag<["-"], "mno-sse4.1">, Group<m_x86_Features_Group>;
983def mno_sse4_2 : Flag<["-"], "mno-sse4.2">, Group<m_x86_Features_Group>;
984def mno_sse : Flag<["-"], "mno-sse">, Group<m_x86_Features_Group>;
985def mno_ssse3 : Flag<["-"], "mno-ssse3">, Group<m_x86_Features_Group>;
986def mno_aes : Flag<["-"], "mno-aes">, Group<m_x86_Features_Group>;
987def mno_avx : Flag<["-"], "mno-avx">, Group<m_x86_Features_Group>;
988def mno_avx2 : Flag<["-"], "mno-avx2">, Group<m_x86_Features_Group>;
989def mno_avx512f : Flag<["-"], "mno-avx512f">, Group<m_x86_Features_Group>;
990def mno_avx512cd : Flag<["-"], "mno-avx512cd">, Group<m_x86_Features_Group>;
991def mno_avx512er : Flag<["-"], "mno-avx512er">, Group<m_x86_Features_Group>;
992def mno_avx512pf : Flag<["-"], "mno-avx512pf">, Group<m_x86_Features_Group>;
993def mno_pclmul : Flag<["-"], "mno-pclmul">, Group<m_x86_Features_Group>;
994def mno_lzcnt : Flag<["-"], "mno-lzcnt">, Group<m_x86_Features_Group>;
995def mno_rdrnd : Flag<["-"], "mno-rdrnd">, Group<m_x86_Features_Group>;
996def mno_bmi : Flag<["-"], "mno-bmi">, Group<m_x86_Features_Group>;
997def mno_bmi2 : Flag<["-"], "mno-bmi2">, Group<m_x86_Features_Group>;
998def mno_popcnt : Flag<["-"], "mno-popcnt">, Group<m_x86_Features_Group>;
999def mno_tbm : Flag<["-"], "mno-tbm">, Group<m_x86_Features_Group>;
1000def mno_fma4 : Flag<["-"], "mno-fma4">, Group<m_x86_Features_Group>;
1001def mno_fma : Flag<["-"], "mno-fma">, Group<m_x86_Features_Group>;
1002def mno_xop : Flag<["-"], "mno-xop">, Group<m_x86_Features_Group>;
1003def mno_f16c : Flag<["-"], "mno-f16c">, Group<m_x86_Features_Group>;
1004def mno_rtm : Flag<["-"], "mno-rtm">, Group<m_x86_Features_Group>;
1005def mno_prfchw : Flag<["-"], "mno-prfchw">, Group<m_x86_Features_Group>;
1006def mno_rdseed : Flag<["-"], "mno-rdseed">, Group<m_x86_Features_Group>;
1007def mno_sha : Flag<["-"], "mno-sha">, Group<m_x86_Features_Group>;
1008
1009def munaligned_access : Flag<["-"], "munaligned-access">, Group<m_arm_Features_Group>,
1010  HelpText<"Allow memory accesses to be unaligned (ARM only)">;
1011def mno_unaligned_access : Flag<["-"], "mno-unaligned-access">, Group<m_arm_Features_Group>,
1012  HelpText<"Force all memory accesses to be aligned (ARM only)">;
1013def mstrict_align : Flag<["-"], "mstrict-align">, Alias<mno_unaligned_access>, Flags<[CC1Option,HelpHidden]>,
1014  HelpText<"Force all memory accesses to be aligned (ARM only, same as mno-unaligned-access)">;
1015def mno_thumb : Flag<["-"], "mno-thumb">, Group<m_arm_Features_Group>;
1016def marm : Flag<["-"], "marm">, Alias<mno_thumb>;
1017def ffixed_r9 : Flag<["-"], "ffixed-r9">, Group<m_arm_Features_Group>,
1018  HelpText<"Reserve the r9 register (ARM only)">;
1019
1020def mvsx : Flag<["-"], "mvsx">, Group<m_ppc_Features_Group>;
1021def mno_vsx : Flag<["-"], "mno-vsx">, Group<m_ppc_Features_Group>;
1022def mfprnd : Flag<["-"], "mfprnd">, Group<m_ppc_Features_Group>;
1023def mno_fprnd : Flag<["-"], "mno-fprnd">, Group<m_ppc_Features_Group>;
1024def mmfcrf : Flag<["-"], "mmfcrf">, Group<m_ppc_Features_Group>;
1025def mno_mfcrf : Flag<["-"], "mno-mfcrf">, Group<m_ppc_Features_Group>;
1026def mpopcntd : Flag<["-"], "mpopcntd">, Group<m_ppc_Features_Group>;
1027def mno_popcntd : Flag<["-"], "mno-popcntd">, Group<m_ppc_Features_Group>;
1028def mqpx : Flag<["-"], "mqpx">, Group<m_ppc_Features_Group>;
1029def mno_qpx : Flag<["-"], "mno-qpx">, Group<m_ppc_Features_Group>;
1030
1031def faltivec : Flag<["-"], "faltivec">, Group<f_Group>, Flags<[CC1Option]>,
1032  HelpText<"Enable AltiVec vector initializer syntax">;
1033def fno_altivec : Flag<["-"], "fno-altivec">, Group<f_Group>, Flags<[CC1Option]>;
1034def maltivec : Flag<["-"], "maltivec">, Alias<faltivec>;
1035def mno_altivec : Flag<["-"], "mno-altivec">, Alias<fno_altivec>;
1036
1037def mno_warn_nonportable_cfstrings : Flag<["-"], "mno-warn-nonportable-cfstrings">, Group<m_Group>;
1038def mno_omit_leaf_frame_pointer : Flag<["-"], "mno-omit-leaf-frame-pointer">, Group<m_Group>;
1039def momit_leaf_frame_pointer : Flag<["-"], "momit-leaf-frame-pointer">, Group<m_Group>,
1040  HelpText<"Omit frame pointer setup for leaf functions">, Flags<[CC1Option]>;
1041def moslib_EQ : Joined<["-"], "moslib=">, Group<m_Group>;
1042def mpascal_strings : Flag<["-"], "mpascal-strings">, Alias<fpascal_strings>;
1043def mred_zone : Flag<["-"], "mred-zone">, Group<m_Group>;
1044def mregparm_EQ : Joined<["-"], "mregparm=">, Group<m_Group>;
1045def mrelax_all : Flag<["-"], "mrelax-all">, Group<m_Group>, Flags<[CC1Option]>,
1046  HelpText<"(integrated-as) Relax all machine instructions">;
1047def mrtd : Flag<["-"], "mrtd">, Group<m_Group>, Flags<[CC1Option]>,
1048  HelpText<"Make StdCall calling convention the default">;
1049def msmall_data_threshold_EQ : Joined <["-"], "msmall-data-threshold=">, Group<m_Group>;
1050def msoft_float : Flag<["-"], "msoft-float">, Group<m_Group>, Flags<[CC1Option]>,
1051  HelpText<"Use software floating point">;
1052def mno_implicit_float : Flag<["-"], "mno-implicit-float">, Group<m_Group>,
1053  HelpText<"Don't generate implicit floating point instructions">;
1054def mimplicit_float : Flag<["-"], "mimplicit-float">, Group<m_Group>;
1055def msse2 : Flag<["-"], "msse2">, Group<m_x86_Features_Group>;
1056def msse3 : Flag<["-"], "msse3">, Group<m_x86_Features_Group>;
1057def msse4a : Flag<["-"], "msse4a">, Group<m_x86_Features_Group>;
1058def msse4 : Flag<["-"], "msse4">, Group<m_x86_Features_Group>;
1059def msse4_1 : Flag<["-"], "msse4.1">, Group<m_x86_Features_Group>;
1060def msse4_2 : Flag<["-"], "msse4.2">, Group<m_x86_Features_Group>;
1061def msse : Flag<["-"], "msse">, Group<m_x86_Features_Group>;
1062def mssse3 : Flag<["-"], "mssse3">, Group<m_x86_Features_Group>;
1063def maes : Flag<["-"], "maes">, Group<m_x86_Features_Group>;
1064def mavx : Flag<["-"], "mavx">, Group<m_x86_Features_Group>;
1065def mavx2 : Flag<["-"], "mavx2">, Group<m_x86_Features_Group>;
1066def mavx512f : Flag<["-"], "mavx512f">, Group<m_x86_Features_Group>;
1067def mavx512cd : Flag<["-"], "mavx512cd">, Group<m_x86_Features_Group>;
1068def mavx512er : Flag<["-"], "mavx512er">, Group<m_x86_Features_Group>;
1069def mavx512pf : Flag<["-"], "mavx512pf">, Group<m_x86_Features_Group>;
1070def mpclmul : Flag<["-"], "mpclmul">, Group<m_x86_Features_Group>;
1071def mlzcnt : Flag<["-"], "mlzcnt">, Group<m_x86_Features_Group>;
1072def mrdrnd : Flag<["-"], "mrdrnd">, Group<m_x86_Features_Group>;
1073def mbmi : Flag<["-"], "mbmi">, Group<m_x86_Features_Group>;
1074def mbmi2 : Flag<["-"], "mbmi2">, Group<m_x86_Features_Group>;
1075def mpopcnt : Flag<["-"], "mpopcnt">, Group<m_x86_Features_Group>;
1076def mtbm : Flag<["-"], "mtbm">, Group<m_x86_Features_Group>;
1077def mfma4 : Flag<["-"], "mfma4">, Group<m_x86_Features_Group>;
1078def mfma : Flag<["-"], "mfma">, Group<m_x86_Features_Group>;
1079def mxop : Flag<["-"], "mxop">, Group<m_x86_Features_Group>;
1080def mf16c : Flag<["-"], "mf16c">, Group<m_x86_Features_Group>;
1081def mrtm : Flag<["-"], "mrtm">, Group<m_x86_Features_Group>;
1082def mprfchw : Flag<["-"], "mprfchw">, Group<m_x86_Features_Group>;
1083def mrdseed : Flag<["-"], "mrdseed">, Group<m_x86_Features_Group>;
1084def msha : Flag<["-"], "msha">, Group<m_x86_Features_Group>;
1085def mcx16 : Flag<["-"], "mcx16">, Group<m_x86_Features_Group>;
1086def mips16 : Flag<["-"], "mips16">, Group<m_Group>;
1087def mno_mips16 : Flag<["-"], "mno-mips16">, Group<m_Group>;
1088def mmicromips : Flag<["-"], "mmicromips">, Group<m_Group>;
1089def mno_micromips : Flag<["-"], "mno-micromips">, Group<m_Group>;
1090def mxgot : Flag<["-"], "mxgot">, Group<m_Group>;
1091def mno_xgot : Flag<["-"], "mno-xgot">, Group<m_Group>;
1092def mldc1_sdc1 : Flag<["-"], "mldc1-sdc1">, Group<m_Group>;
1093def mno_ldc1_sdc1 : Flag<["-"], "mno-ldc1-sdc1">, Group<m_Group>;
1094def mcheck_zero_division : Flag<["-"], "mcheck-zero-division">, Group<m_Group>;
1095def mno_check_zero_division : Flag<["-"], "mno-check-zero-division">,
1096                              Group<m_Group>;
1097def mdsp : Flag<["-"], "mdsp">, Group<m_Group>;
1098def mno_dsp : Flag<["-"], "mno-dsp">, Group<m_Group>;
1099def mdspr2 : Flag<["-"], "mdspr2">, Group<m_Group>;
1100def mno_dspr2 : Flag<["-"], "mno-dspr2">, Group<m_Group>;
1101def msingle_float : Flag<["-"], "msingle-float">, Group<m_Group>;
1102def mdouble_float : Flag<["-"], "mdouble-float">, Group<m_Group>;
1103def mmsa : Flag<["-"], "mmsa">, Group<m_Group>,
1104  HelpText<"Enable MSA ASE on MIPS processors">, Flags<[HelpHidden]>;
1105def mno_msa : Flag<["-"], "mno-msa">, Group<m_Group>,
1106  HelpText<"Disable MSA ASE on MIPS processors">, Flags<[HelpHidden]>;
1107def mnan_EQ : Joined<["-"], "mnan=">, Group<m_Group>;
1108def mips32 : Flag<["-"], "mips32">,
1109  Alias<march_EQ>, AliasArgs<["mips32"]>,
1110  HelpText<"Equivalent to -march=mips32">, Flags<[HelpHidden]>;
1111def mips32r2 : Flag<["-"], "mips32r2">,
1112  Alias<march_EQ>, AliasArgs<["mips32r2"]>,
1113  HelpText<"Equivalent to -march=mips32r2">, Flags<[HelpHidden]>;
1114def mips64 : Flag<["-"], "mips64">,
1115  Alias<march_EQ>, AliasArgs<["mips64"]>,
1116  HelpText<"Equivalent to -march=mips64">, Flags<[HelpHidden]>;
1117def mips64r2 : Flag<["-"], "mips64r2">,
1118  Alias<march_EQ>, AliasArgs<["mips64r2"]>,
1119  HelpText<"Equivalent to -march=mips64r2">, Flags<[HelpHidden]>;
1120def module_file_info : Flag<["-"], "module-file-info">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>;
1121def mthumb : Flag<["-"], "mthumb">, Group<m_Group>;
1122def mtune_EQ : Joined<["-"], "mtune=">, Group<m_Group>;
1123def multi__module : Flag<["-"], "multi_module">;
1124def multiply__defined__unused : Separate<["-"], "multiply_defined_unused">;
1125def multiply__defined : Separate<["-"], "multiply_defined">;
1126def mwarn_nonportable_cfstrings : Flag<["-"], "mwarn-nonportable-cfstrings">, Group<m_Group>;
1127def no_canonical_prefixes : Flag<["-"], "no-canonical-prefixes">, Flags<[HelpHidden]>,
1128  HelpText<"Use relative instead of canonical paths">;
1129def no_cpp_precomp : Flag<["-"], "no-cpp-precomp">, Group<clang_ignored_f_Group>;
1130def no_integrated_as : Flag<["-"], "no-integrated-as">, Flags<[DriverOption]>;
1131def no_integrated_cpp : Flag<["-", "--"], "no-integrated-cpp">, Flags<[DriverOption]>;
1132def no_pedantic : Flag<["-", "--"], "no-pedantic">, Group<pedantic_Group>;
1133def no__dead__strip__inits__and__terms : Flag<["-"], "no_dead_strip_inits_and_terms">;
1134def nobuiltininc : Flag<["-"], "nobuiltininc">, Flags<[CC1Option]>,
1135  HelpText<"Disable builtin #include directories">;
1136def nodefaultlibs : Flag<["-"], "nodefaultlibs">;
1137def nofixprebinding : Flag<["-"], "nofixprebinding">;
1138def nolibc : Flag<["-"], "nolibc">;
1139def nomultidefs : Flag<["-"], "nomultidefs">;
1140def nopie : Flag<["-"], "nopie">;
1141def noprebind : Flag<["-"], "noprebind">;
1142def noseglinkedit : Flag<["-"], "noseglinkedit">;
1143def nostartfiles : Flag<["-"], "nostartfiles">;
1144def nostdinc : Flag<["-"], "nostdinc">;
1145def nostdlibinc : Flag<["-"], "nostdlibinc">;
1146def nostdincxx : Flag<["-"], "nostdinc++">, Flags<[CC1Option]>,
1147  HelpText<"Disable standard #include directories for the C++ standard library">;
1148def nostdlib : Flag<["-"], "nostdlib">;
1149def object : Flag<["-"], "object">;
1150def o : JoinedOrSeparate<["-"], "o">, Flags<[DriverOption, RenderAsInput, CC1Option]>,
1151  HelpText<"Write output to <file>">, MetaVarName<"<file>">;
1152def pagezero__size : JoinedOrSeparate<["-"], "pagezero_size">;
1153def pass_exit_codes : Flag<["-", "--"], "pass-exit-codes">, Flags<[Unsupported]>;
1154def pedantic_errors : Flag<["-", "--"], "pedantic-errors">, Group<pedantic_Group>, Flags<[CC1Option]>;
1155def pedantic : Flag<["-", "--"], "pedantic">, Group<pedantic_Group>, Flags<[CC1Option]>;
1156def pg : Flag<["-"], "pg">, HelpText<"Enable mcount instrumentation">, Flags<[CC1Option]>;
1157def pipe : Flag<["-", "--"], "pipe">,
1158  HelpText<"Use pipes between commands, when possible">;
1159def prebind__all__twolevel__modules : Flag<["-"], "prebind_all_twolevel_modules">;
1160def prebind : Flag<["-"], "prebind">;
1161def preload : Flag<["-"], "preload">;
1162def print_file_name_EQ : Joined<["-", "--"], "print-file-name=">,
1163  HelpText<"Print the full library path of <file>">, MetaVarName<"<file>">;
1164def print_ivar_layout : Flag<["-"], "print-ivar-layout">, Flags<[CC1Option]>,
1165  HelpText<"Enable Objective-C Ivar layout bitmap print trace">;
1166def print_libgcc_file_name : Flag<["-", "--"], "print-libgcc-file-name">,
1167  HelpText<"Print the library path for \"libgcc.a\"">;
1168def print_multi_directory : Flag<["-", "--"], "print-multi-directory">;
1169def print_multi_lib : Flag<["-", "--"], "print-multi-lib">;
1170def print_multi_os_directory : Flag<["-", "--"], "print-multi-os-directory">;
1171def print_prog_name_EQ : Joined<["-", "--"], "print-prog-name=">,
1172  HelpText<"Print the full program path of <name>">, MetaVarName<"<name>">;
1173def print_search_dirs : Flag<["-", "--"], "print-search-dirs">,
1174  HelpText<"Print the paths used for finding libraries and programs">;
1175def private__bundle : Flag<["-"], "private_bundle">;
1176def pthreads : Flag<["-"], "pthreads">;
1177def pthread : Flag<["-"], "pthread">, Flags<[CC1Option]>,
1178  HelpText<"Support POSIX threads in generated code">;
1179def p : Flag<["-"], "p">;
1180def pie : Flag<["-"], "pie">;
1181def read__only__relocs : Separate<["-"], "read_only_relocs">;
1182def remap : Flag<["-"], "remap">;
1183def rewrite_objc : Flag<["-"], "rewrite-objc">, Flags<[DriverOption,CC1Option]>,
1184  HelpText<"Rewrite Objective-C source to C++">, Group<Action_Group>;
1185def rewrite_legacy_objc : Flag<["-"], "rewrite-legacy-objc">, Flags<[DriverOption]>,
1186  HelpText<"Rewrite Legacy Objective-C source to C++">;
1187def rdynamic : Flag<["-"], "rdynamic">;
1188def resource_dir : Separate<["-"], "resource-dir">,
1189  Flags<[DriverOption, CC1Option, HelpHidden]>,
1190  HelpText<"The directory which holds the compiler resource files">;
1191def resource_dir_EQ : Joined<["-"], "resource-dir=">, Flags<[DriverOption]>,
1192  Alias<resource_dir>;
1193def rpath : Separate<["-"], "rpath">, Flags<[LinkerInput]>;
1194def rtlib_EQ : Joined<["-", "--"], "rtlib=">;
1195def r : Flag<["-"], "r">;
1196def save_temps : Flag<["-", "--"], "save-temps">, Flags<[DriverOption]>,
1197  HelpText<"Save intermediate compilation results">;
1198def sectalign : MultiArg<["-"], "sectalign", 3>;
1199def sectcreate : MultiArg<["-"], "sectcreate", 3>;
1200def sectobjectsymbols : MultiArg<["-"], "sectobjectsymbols", 2>;
1201def sectorder : MultiArg<["-"], "sectorder", 3>;
1202def seg1addr : JoinedOrSeparate<["-"], "seg1addr">;
1203def seg__addr__table__filename : Separate<["-"], "seg_addr_table_filename">;
1204def seg__addr__table : Separate<["-"], "seg_addr_table">;
1205def segaddr : MultiArg<["-"], "segaddr", 2>;
1206def segcreate : MultiArg<["-"], "segcreate", 3>;
1207def seglinkedit : Flag<["-"], "seglinkedit">;
1208def segprot : MultiArg<["-"], "segprot", 3>;
1209def segs__read__only__addr : Separate<["-"], "segs_read_only_addr">;
1210def segs__read__write__addr : Separate<["-"], "segs_read_write_addr">;
1211def segs__read__ : Joined<["-"], "segs_read_">;
1212def shared_libgcc : Flag<["-"], "shared-libgcc">;
1213def shared : Flag<["-", "--"], "shared">;
1214def single__module : Flag<["-"], "single_module">;
1215def specs_EQ : Joined<["-", "--"], "specs=">;
1216def specs : Separate<["-", "--"], "specs">, Flags<[Unsupported]>;
1217def static_libgcc : Flag<["-"], "static-libgcc">;
1218def static_libstdcxx : Flag<["-"], "static-libstdc++">;
1219def static : Flag<["-", "--"], "static">, Flags<[NoArgumentUnused]>;
1220def std_default_EQ : Joined<["-"], "std-default=">;
1221def std_EQ : Joined<["-", "--"], "std=">, Flags<[CC1Option]>,
1222  Group<CompileOnly_Group>, HelpText<"Language standard to compile for">;
1223def stdlib_EQ : Joined<["-", "--"], "stdlib=">, Flags<[CC1Option]>,
1224  HelpText<"C++ standard library to use">;
1225def sub__library : JoinedOrSeparate<["-"], "sub_library">;
1226def sub__umbrella : JoinedOrSeparate<["-"], "sub_umbrella">;
1227def s : Flag<["-"], "s">;
1228def target : Joined<["--"], "target=">, Flags<[DriverOption]>,
1229  HelpText<"Generate code for the given target">;
1230def gcc_toolchain : Joined<["--"], "gcc-toolchain=">, Flags<[DriverOption]>,
1231  HelpText<"Use the gcc toolchain at the given directory">;
1232def time : Flag<["-"], "time">,
1233  HelpText<"Time individual commands">;
1234def traditional_cpp : Flag<["-", "--"], "traditional-cpp">, Flags<[CC1Option]>,
1235  HelpText<"Enable some traditional CPP emulation">;
1236def traditional : Flag<["-", "--"], "traditional">;
1237def trigraphs : Flag<["-", "--"], "trigraphs">, Flags<[CC1Option]>,
1238  HelpText<"Process trigraph sequences">;
1239def twolevel__namespace__hints : Flag<["-"], "twolevel_namespace_hints">;
1240def twolevel__namespace : Flag<["-"], "twolevel_namespace">;
1241def t : Flag<["-"], "t">;
1242def umbrella : Separate<["-"], "umbrella">;
1243def undefined : JoinedOrSeparate<["-"], "undefined">, Group<u_Group>;
1244def undef : Flag<["-"], "undef">, Group<u_Group>, Flags<[CC1Option]>,
1245  HelpText<"undef all system defines">;
1246def unexported__symbols__list : Separate<["-"], "unexported_symbols_list">;
1247def u : JoinedOrSeparate<["-"], "u">, Group<u_Group>;
1248def v : Flag<["-"], "v">, Flags<[CC1Option]>,
1249  HelpText<"Show commands to run and use verbose output">;
1250def verify : Flag<["-"], "verify">, Flags<[DriverOption,CC1Option]>,
1251  HelpText<"Verify output using a verifier">;
1252def weak_l : Joined<["-"], "weak-l">, Flags<[LinkerInput]>;
1253def weak__framework : Separate<["-"], "weak_framework">, Flags<[LinkerInput]>;
1254def weak__library : Separate<["-"], "weak_library">, Flags<[LinkerInput]>;
1255def weak__reference__mismatches : Separate<["-"], "weak_reference_mismatches">;
1256def whatsloaded : Flag<["-"], "whatsloaded">;
1257def whyload : Flag<["-"], "whyload">;
1258def w : Flag<["-"], "w">, HelpText<"Suppress all warnings">, Flags<[CC1Option]>;
1259def x : JoinedOrSeparate<["-"], "x">, Flags<[DriverOption,CC1Option]>,
1260  HelpText<"Treat subsequent input files as having type <language>">,
1261  MetaVarName<"<language>">;
1262def y : Joined<["-"], "y">;
1263
1264def working_directory : JoinedOrSeparate<["-"], "working-directory">, Flags<[CC1Option]>,
1265  HelpText<"Resolve file paths relative to the specified directory">;
1266def working_directory_EQ : Joined<["-"], "working-directory=">, Flags<[CC1Option]>,
1267  Alias<working_directory>;
1268
1269// Double dash options, which are usually an alias for one of the previous
1270// options.
1271
1272def _CLASSPATH_EQ : Joined<["--"], "CLASSPATH=">, Alias<fclasspath_EQ>;
1273def _CLASSPATH : Separate<["--"], "CLASSPATH">, Alias<fclasspath_EQ>;
1274def _all_warnings : Flag<["--"], "all-warnings">, Alias<Wall>;
1275def _analyze_auto : Flag<["--"], "analyze-auto">, Flags<[DriverOption]>;
1276def _analyzer_no_default_checks : Flag<["--"], "analyzer-no-default-checks">, Flags<[DriverOption]>;
1277def _analyzer_output : JoinedOrSeparate<["--"], "analyzer-output">, Flags<[DriverOption]>;
1278def _analyze : Flag<["--"], "analyze">, Flags<[DriverOption]>,
1279  HelpText<"Run the static analyzer">;
1280def _assemble : Flag<["--"], "assemble">, Alias<S>;
1281def _assert_EQ : Joined<["--"], "assert=">, Alias<A>;
1282def _assert : Separate<["--"], "assert">, Alias<A>;
1283def _bootclasspath_EQ : Joined<["--"], "bootclasspath=">, Alias<fbootclasspath_EQ>;
1284def _bootclasspath : Separate<["--"], "bootclasspath">, Alias<fbootclasspath_EQ>;
1285def _classpath_EQ : Joined<["--"], "classpath=">, Alias<fclasspath_EQ>;
1286def _classpath : Separate<["--"], "classpath">, Alias<fclasspath_EQ>;
1287def _comments_in_macros : Flag<["--"], "comments-in-macros">, Alias<CC>;
1288def _comments : Flag<["--"], "comments">, Alias<C>;
1289def _compile : Flag<["--"], "compile">, Alias<c>;
1290def _constant_cfstrings : Flag<["--"], "constant-cfstrings">;
1291def _debug_EQ : Joined<["--"], "debug=">, Alias<g_Flag>;
1292def _debug : Flag<["--"], "debug">, Alias<g_Flag>;
1293def _define_macro_EQ : Joined<["--"], "define-macro=">, Alias<D>;
1294def _define_macro : Separate<["--"], "define-macro">, Alias<D>;
1295def _dependencies : Flag<["--"], "dependencies">, Alias<M>;
1296def _dyld_prefix_EQ : Joined<["--"], "dyld-prefix=">;
1297def _dyld_prefix : Separate<["--"], "dyld-prefix">, Alias<_dyld_prefix_EQ>;
1298def _encoding_EQ : Joined<["--"], "encoding=">, Alias<fencoding_EQ>;
1299def _encoding : Separate<["--"], "encoding">, Alias<fencoding_EQ>;
1300def _entry : Flag<["--"], "entry">, Alias<e>;
1301def _extdirs_EQ : Joined<["--"], "extdirs=">, Alias<fextdirs_EQ>;
1302def _extdirs : Separate<["--"], "extdirs">, Alias<fextdirs_EQ>;
1303def _extra_warnings : Flag<["--"], "extra-warnings">, Alias<W_Joined>;
1304def _for_linker_EQ : Joined<["--"], "for-linker=">, Alias<Xlinker>;
1305def _for_linker : Separate<["--"], "for-linker">, Alias<Xlinker>;
1306def _force_link_EQ : Joined<["--"], "force-link=">, Alias<u>;
1307def _force_link : Separate<["--"], "force-link">, Alias<u>;
1308def _help_hidden : Flag<["--"], "help-hidden">;
1309def _imacros_EQ : Joined<["--"], "imacros=">, Alias<imacros>;
1310def _include_barrier : Flag<["--"], "include-barrier">, Alias<I_>;
1311def _include_directory_after_EQ : Joined<["--"], "include-directory-after=">, Alias<idirafter>;
1312def _include_directory_after : Separate<["--"], "include-directory-after">, Alias<idirafter>;
1313def _include_directory_EQ : Joined<["--"], "include-directory=">, Alias<I>;
1314def _include_directory : Separate<["--"], "include-directory">, Alias<I>;
1315def _include_prefix_EQ : Joined<["--"], "include-prefix=">, Alias<iprefix>;
1316def _include_prefix : Separate<["--"], "include-prefix">, Alias<iprefix>;
1317def _include_with_prefix_after_EQ : Joined<["--"], "include-with-prefix-after=">, Alias<iwithprefix>;
1318def _include_with_prefix_after : Separate<["--"], "include-with-prefix-after">, Alias<iwithprefix>;
1319def _include_with_prefix_before_EQ : Joined<["--"], "include-with-prefix-before=">, Alias<iwithprefixbefore>;
1320def _include_with_prefix_before : Separate<["--"], "include-with-prefix-before">, Alias<iwithprefixbefore>;
1321def _include_with_prefix_EQ : Joined<["--"], "include-with-prefix=">, Alias<iwithprefix>;
1322def _include_with_prefix : Separate<["--"], "include-with-prefix">, Alias<iwithprefix>;
1323def _include_EQ : Joined<["--"], "include=">, Alias<include_>;
1324def _language_EQ : Joined<["--"], "language=">, Alias<x>;
1325def _language : Separate<["--"], "language">, Alias<x>;
1326def _library_directory_EQ : Joined<["--"], "library-directory=">, Alias<L>;
1327def _library_directory : Separate<["--"], "library-directory">, Alias<L>;
1328def _no_line_commands : Flag<["--"], "no-line-commands">, Alias<P>;
1329def _no_standard_includes : Flag<["--"], "no-standard-includes">, Alias<nostdinc>;
1330def _no_standard_libraries : Flag<["--"], "no-standard-libraries">, Alias<nostdlib>;
1331def _no_undefined : Flag<["--"], "no-undefined">, Flags<[LinkerInput]>;
1332def _no_warnings : Flag<["--"], "no-warnings">, Alias<w>;
1333def _optimize_EQ : Joined<["--"], "optimize=">, Alias<O>;
1334def _optimize : Flag<["--"], "optimize">, Alias<O>;
1335def _output_class_directory_EQ : Joined<["--"], "output-class-directory=">, Alias<foutput_class_dir_EQ>;
1336def _output_class_directory : Separate<["--"], "output-class-directory">, Alias<foutput_class_dir_EQ>;
1337def _output_EQ : Joined<["--"], "output=">, Alias<o>;
1338def _output : Separate<["--"], "output">, Alias<o>;
1339def _param : Separate<["--"], "param">, Group<CompileOnly_Group>;
1340def _param_EQ : Joined<["--"], "param=">, Alias<_param>;
1341def _prefix_EQ : Joined<["--"], "prefix=">, Alias<B>;
1342def _prefix : Separate<["--"], "prefix">, Alias<B>;
1343def _preprocess : Flag<["--"], "preprocess">, Alias<E>;
1344def _print_diagnostic_categories : Flag<["--"], "print-diagnostic-categories">;
1345def _print_file_name : Separate<["--"], "print-file-name">, Alias<print_file_name_EQ>;
1346def _print_missing_file_dependencies : Flag<["--"], "print-missing-file-dependencies">, Alias<MG>;
1347def _print_prog_name : Separate<["--"], "print-prog-name">, Alias<print_prog_name_EQ>;
1348def _profile_blocks : Flag<["--"], "profile-blocks">, Alias<a>;
1349def _profile : Flag<["--"], "profile">, Alias<p>;
1350def _resource_EQ : Joined<["--"], "resource=">, Alias<fcompile_resource_EQ>;
1351def _resource : Separate<["--"], "resource">, Alias<fcompile_resource_EQ>;
1352def _rtlib : Separate<["--"], "rtlib">, Alias<rtlib_EQ>;
1353def _serialize_diags : Separate<["-", "--"], "serialize-diagnostics">, Flags<[DriverOption]>,
1354  HelpText<"Serialize compiler diagnostics to a file">;
1355// We give --version different semantics from -version.
1356def _version : Flag<["--"], "version">,  Flags<[CC1Option]>;
1357def _signed_char : Flag<["--"], "signed-char">, Alias<fsigned_char>;
1358def _std : Separate<["--"], "std">, Alias<std_EQ>;
1359def _stdlib : Separate<["--"], "stdlib">, Alias<stdlib_EQ>;
1360def _sysroot_EQ : Joined<["--"], "sysroot=">;
1361def _sysroot : Separate<["--"], "sysroot">, Alias<_sysroot_EQ>;
1362def _target_help : Flag<["--"], "target-help">;
1363def _trace_includes : Flag<["--"], "trace-includes">, Alias<H>;
1364def _undefine_macro_EQ : Joined<["--"], "undefine-macro=">, Alias<U>;
1365def _undefine_macro : Separate<["--"], "undefine-macro">, Alias<U>;
1366def _unsigned_char : Flag<["--"], "unsigned-char">, Alias<funsigned_char>;
1367def _user_dependencies : Flag<["--"], "user-dependencies">, Alias<MM>;
1368def _verbose : Flag<["--"], "verbose">, Alias<v>;
1369def _warn__EQ : Joined<["--"], "warn-=">, Alias<W_Joined>;
1370def _warn_ : Joined<["--"], "warn-">, Alias<W_Joined>;
1371def _write_dependencies : Flag<["--"], "write-dependencies">, Alias<MD>;
1372def _write_user_dependencies : Flag<["--"], "write-user-dependencies">, Alias<MMD>;
1373def _ : Joined<["--"], "">, Flags<[Unsupported]>;
1374def mieee_rnd_near : Flag<["-"], "mieee-rnd-near">, Group<m_hexagon_Features_Group>;
1375def mv1 : Flag<["-"], "mv1">, Group<m_hexagon_Features_Group>, Alias<march_EQ>,
1376          AliasArgs<["v1"]>;
1377def mv2 : Flag<["-"], "mv2">, Group<m_hexagon_Features_Group>, Alias<march_EQ>,
1378          AliasArgs<["v2"]>;
1379def mv3 : Flag<["-"], "mv3">, Group<m_hexagon_Features_Group>, Alias<march_EQ>,
1380          AliasArgs<["v3"]>;
1381def mv4 : Flag<["-"], "mv4">, Group<m_hexagon_Features_Group>, Alias<march_EQ>,
1382          AliasArgs<["v4"]>;
1383def mv5 : Flag<["-"], "mv5">, Group<m_hexagon_Features_Group>, Alias<march_EQ>,
1384          AliasArgs<["v5"]>;
1385
1386// These are legacy user-facing driver-level option spellings. They are always
1387// aliases for options that are spelled using the more common Unix / GNU flag
1388// style of double-dash and equals-joined flags.
1389def gcc_toolchain_legacy_spelling : Separate<["-"], "gcc-toolchain">, Alias<gcc_toolchain>;
1390def target_legacy_spelling : Separate<["-"], "target">, Alias<target>;
1391
1392// Special internal option to handle -Xlinker --no-demangle.
1393def Z_Xlinker__no_demangle : Flag<["-"], "Z-Xlinker-no-demangle">,
1394    Flags<[Unsupported, NoArgumentUnused]>;
1395
1396// Special internal option to allow forwarding arbitrary arguments to linker.
1397def Zlinker_input : Separate<["-"], "Zlinker-input">,
1398    Flags<[Unsupported, NoArgumentUnused]>;
1399
1400// Reserved library options.
1401def Z_reserved_lib_stdcxx : Flag<["-"], "Z-reserved-lib-stdc++">,
1402    Flags<[LinkerInput, NoArgumentUnused, Unsupported]>, Group<reserved_lib_Group>;
1403def Z_reserved_lib_cckext : Flag<["-"], "Z-reserved-lib-cckext">,
1404    Flags<[LinkerInput, NoArgumentUnused, Unsupported]>, Group<reserved_lib_Group>;
1405
1406// Ignored options
1407// FIXME: multiclasess produce suffixes, not prefixes. This is fine for now
1408// since it is only used in ignored options.
1409multiclass BooleanFFlag<string name> {
1410  def _f : Flag<["-"], "f"#name>;
1411  def _fno : Flag<["-"], "fno-"#name>;
1412}
1413
1414def fprofile_dir : Joined<["-"], "fprofile-dir=">, Group<clang_ignored_f_Group>;
1415
1416defm profile_use : BooleanFFlag<"profile-use">, Group<clang_ignored_f_Group>;
1417def fprofile_use_EQ : Joined<["-"], "fprofile-use=">, Group<clang_ignored_f_Group>;
1418def fuse_ld_EQ : Joined<["-"], "fuse-ld=">, Group<clang_ignored_f_Group>;
1419
1420defm align_functions : BooleanFFlag<"align-functions">, Group<clang_ignored_f_Group>;
1421def falign_functions_EQ : Joined<["-"], "falign-functions=">, Group<clang_ignored_f_Group>;
1422
1423def ffixed_line_length_VALUE : Joined<["-"], "ffixed-line-length-">, Group<clang_ignored_f_Group>;
1424
1425defm eliminate_unused_debug_types : BooleanFFlag<"eliminate-unused-debug-types">, Group<clang_ignored_f_Group>;
1426defm float_store : BooleanFFlag<"float-store">, Group<clang_ignored_f_Group>;
1427defm function_attribute_list : BooleanFFlag<"function-attribute-list">, Group<clang_ignored_f_Group>;
1428defm gcse : BooleanFFlag<"gcse">, Group<clang_ignored_f_Group>;
1429defm gnu : BooleanFFlag<"gnu">, Group<clang_ignored_f_Group>;
1430defm ident : BooleanFFlag<"ident">, Group<clang_ignored_f_Group>;
1431defm inline_limit : BooleanFFlag<"inline-limit">, Group<clang_ignored_f_Group>;
1432defm ivopts : BooleanFFlag<"ivopts">, Group<clang_ignored_f_Group>;
1433defm non_call_exceptions : BooleanFFlag<"non-call-exceptions">, Group<clang_ignored_f_Group>;
1434defm permissive : BooleanFFlag<"permissive">, Group<clang_ignored_f_Group>;
1435defm prefetch_loop_arrays : BooleanFFlag<"prefetch-loop-arrays">, Group<clang_ignored_f_Group>;
1436defm printf : BooleanFFlag<"printf">, Group<clang_ignored_f_Group>;
1437defm profile : BooleanFFlag<"profile">, Group<clang_ignored_f_Group>;
1438defm profile_correction : BooleanFFlag<"profile-correction">, Group<clang_ignored_f_Group>;
1439defm profile_generate_sampling : BooleanFFlag<"profile-generate-sampling">, Group<clang_ignored_f_Group>;
1440defm profile_reusedist : BooleanFFlag<"profile-reusedist">, Group<clang_ignored_f_Group>;
1441defm profile_values : BooleanFFlag<"profile-values">, Group<clang_ignored_f_Group>;
1442defm regs_graph : BooleanFFlag<"regs-graph">, Group<clang_ignored_f_Group>;
1443defm ripa : BooleanFFlag<"ripa">, Group<clang_ignored_f_Group>;
1444defm rounding_math : BooleanFFlag<"rounding-math">, Group<clang_ignored_f_Group>;
1445defm schedule_insns : BooleanFFlag<"schedule-insns">, Group<clang_ignored_f_Group>;
1446defm see : BooleanFFlag<"see">, Group<clang_ignored_f_Group>;
1447defm signaling_nans : BooleanFFlag<"signaling-nans">, Group<clang_ignored_f_Group>;
1448defm spec_constr_count : BooleanFFlag<"spec-constr-count">, Group<clang_ignored_f_Group>;
1449defm tls_model : BooleanFFlag<"tls-model">, Group<clang_ignored_f_Group>;
1450defm tracer : BooleanFFlag<"tracer">, Group<clang_ignored_f_Group>;
1451defm tree_salias : BooleanFFlag<"tree-salias">, Group<clang_ignored_f_Group>;
1452defm tree_vectorizer_verbose : BooleanFFlag<"tree-vectorizer-verbose">, Group<clang_ignored_f_Group>;
1453defm unroll_all_loops : BooleanFFlag<"unroll-all-loops">, Group<clang_ignored_f_Group>;
1454defm unswitch_loops : BooleanFFlag<"unswitch-loops">, Group<clang_ignored_f_Group>;
1455
1456include "CC1Options.td"
1457
1458include "CLCompatOptions.td"
1459