]>
Commit | Line | Data |
---|---|---|
fef3106c | 1 | ; Options for the C, ObjC, C++ and ObjC++ front ends. |
d1e082c2 | 2 | ; Copyright (C) 2003-2013 Free Software Foundation, Inc. |
fef3106c NB |
3 | ; |
4 | ; This file is part of GCC. | |
5 | ; | |
6 | ; GCC is free software; you can redistribute it and/or modify it under | |
7 | ; the terms of the GNU General Public License as published by the Free | |
9dcd6f09 | 8 | ; Software Foundation; either version 3, or (at your option) any later |
fef3106c | 9 | ; version. |
c22cacf3 | 10 | ; |
fef3106c NB |
11 | ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
12 | ; WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | ; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | ; for more details. | |
c22cacf3 | 15 | ; |
fef3106c | 16 | ; You should have received a copy of the GNU General Public License |
9dcd6f09 NC |
17 | ; along with GCC; see the file COPYING3. If not see |
18 | ; <http://www.gnu.org/licenses/>. | |
fef3106c | 19 | |
8abb6b22 | 20 | ; See the GCC internals manual for a description of this file's format. |
fef3106c | 21 | |
fef3106c NB |
22 | ; Please try to keep this file in ASCII collating order. |
23 | ||
be43ab4e NB |
24 | Language |
25 | C | |
26 | ||
27 | Language | |
28 | ObjC | |
29 | ||
30 | Language | |
31 | C++ | |
32 | ||
33 | Language | |
34 | ObjC++ | |
35 | ||
e200444e JM |
36 | -all-warnings |
37 | C ObjC C++ ObjC++ Warning Alias(Wall) | |
38 | ||
39 | -ansi | |
40 | C ObjC C++ ObjC++ Alias(ansi) | |
41 | ||
42 | -assert | |
43 | C ObjC C++ ObjC++ Separate Alias(A) MissingArgError(assertion missing after %qs) | |
44 | ||
45 | -assert= | |
46 | C ObjC C++ ObjC++ Joined Alias(A) MissingArgError(assertion missing after %qs) | |
47 | ||
48 | -comments | |
49 | C ObjC C++ ObjC++ Alias(C) | |
50 | ||
51 | -comments-in-macros | |
52 | C ObjC C++ ObjC++ Alias(CC) | |
53 | ||
54 | -define-macro | |
55 | C ObjC C++ ObjC++ Separate Alias(D) MissingArgError(macro name missing after %qs) | |
56 | ||
57 | -define-macro= | |
58 | C ObjC C++ ObjC++ Joined Alias(D) MissingArgError(macro name missing after %qs) | |
59 | ||
60 | -dependencies | |
61 | C ObjC C++ ObjC++ Alias(M) | |
62 | ||
63 | -dump | |
64 | C ObjC C++ ObjC++ Separate Alias(d) | |
65 | ||
66 | -dump= | |
67 | C ObjC C++ ObjC++ Joined Alias(d) | |
68 | ||
69 | -imacros | |
70 | C ObjC C++ ObjC++ Separate Alias(imacros) MissingArgError(missing filename after %qs) | |
71 | ||
72 | -imacros= | |
73 | C ObjC C++ ObjC++ Joined Alias(imacros) MissingArgError(missing filename after %qs) | |
74 | ||
75 | -include | |
76 | C ObjC C++ ObjC++ Separate Alias(include) MissingArgError(missing filename after %qs) | |
77 | ||
78 | -include= | |
79 | C ObjC C++ ObjC++ Joined Alias(include) MissingArgError(missing filename after %qs) | |
80 | ||
81 | -include-barrier | |
82 | C ObjC C++ ObjC++ Alias(I, -) | |
83 | ||
84 | -include-directory | |
85 | C ObjC C++ ObjC++ Separate Alias(I) MissingArgError(missing path after %qs) | |
86 | ||
87 | -include-directory= | |
88 | C ObjC C++ ObjC++ Joined Alias(I) MissingArgError(missing path after %qs) | |
89 | ||
90 | -include-directory-after | |
91 | C ObjC C++ ObjC++ Separate Alias(idirafter) MissingArgError(missing path after %qs) | |
92 | ||
93 | -include-directory-after= | |
94 | C ObjC C++ ObjC++ Joined Alias(idirafter) MissingArgError(missing path after %qs) | |
95 | ||
96 | -include-prefix | |
97 | C ObjC C++ ObjC++ Separate Alias(iprefix) | |
98 | ||
99 | -include-prefix= | |
100 | C ObjC C++ ObjC++ JoinedOrMissing Alias(iprefix) | |
101 | ||
102 | -include-with-prefix | |
103 | C ObjC C++ ObjC++ Separate Alias(iwithprefix) | |
104 | ||
105 | -include-with-prefix= | |
106 | C ObjC C++ ObjC++ JoinedOrMissing Alias(iwithprefix) | |
107 | ||
108 | -include-with-prefix-after | |
109 | C ObjC C++ ObjC++ Separate Alias(iwithprefix) | |
110 | ||
111 | -include-with-prefix-after= | |
112 | C ObjC C++ ObjC++ JoinedOrMissing Alias(iwithprefix) | |
113 | ||
114 | -include-with-prefix-before | |
115 | C ObjC C++ ObjC++ Separate Alias(iwithprefixbefore) | |
116 | ||
117 | -include-with-prefix-before= | |
118 | C ObjC C++ ObjC++ JoinedOrMissing Alias(iwithprefixbefore) | |
119 | ||
120 | -no-integrated-cpp | |
121 | Driver Alias(no-integrated-cpp) | |
122 | ||
123 | -no-line-commands | |
124 | C ObjC C++ ObjC++ Alias(P) | |
125 | ||
126 | -no-standard-includes | |
127 | C ObjC C++ ObjC++ Alias(nostdinc) | |
128 | ||
129 | -no-warnings | |
130 | C ObjC C++ ObjC++ Alias(w) | |
131 | ||
132 | -output | |
133 | C ObjC C++ ObjC++ Separate Alias(o) | |
134 | ||
135 | -output= | |
136 | C ObjC C++ ObjC++ Joined Alias(o) | |
137 | ||
fef3106c NB |
138 | -output-pch= |
139 | C ObjC C++ ObjC++ Joined Separate | |
140 | ||
e200444e JM |
141 | -pedantic |
142 | C ObjC C++ ObjC++ Alias(pedantic) | |
143 | ||
e200444e JM |
144 | -preprocess |
145 | C ObjC C++ ObjC++ Undocumented Alias(E) | |
146 | ||
147 | -print-missing-file-dependencies | |
148 | C ObjC C++ ObjC++ Alias(MG) | |
149 | ||
150 | -trace-includes | |
151 | C ObjC C++ ObjC++ Alias(H) | |
152 | ||
153 | -traditional | |
154 | Driver Alias(traditional) | |
155 | ||
156 | -traditional-cpp | |
157 | C ObjC C++ ObjC++ Alias(traditional-cpp) | |
158 | ||
159 | -trigraphs | |
160 | C ObjC C++ ObjC++ Alias(trigraphs) | |
161 | ||
162 | -undefine-macro | |
163 | C ObjC C++ ObjC++ Separate Alias(U) MissingArgError(macro name missing after %qs) | |
164 | ||
165 | -undefine-macro= | |
166 | C ObjC C++ ObjC++ Joined Alias(U) MissingArgError(macro name missing after %qs) | |
167 | ||
168 | -user-dependencies | |
169 | C ObjC C++ ObjC++ Alias(MM) | |
170 | ||
171 | -verbose | |
172 | Common C ObjC C++ ObjC++ Alias(v) | |
173 | ||
174 | -write-dependencies | |
175 | C ObjC C++ ObjC++ NoDriverArg Separate Alias(MD) MissingArgError(missing filename after %qs) | |
176 | ||
177 | -write-user-dependencies | |
178 | C ObjC C++ ObjC++ NoDriverArg Separate Alias(MMD) MissingArgError(missing filename after %qs) | |
179 | ||
fef3106c | 180 | A |
61ff2bdc | 181 | C ObjC C++ ObjC++ Joined Separate MissingArgError(assertion missing after %qs) |
72de27ea | 182 | -A<question>=<answer> Assert the <answer> to <question>. Putting '-' before <question> disables the <answer> to <question> |
fef3106c NB |
183 | |
184 | C | |
185 | C ObjC C++ ObjC++ | |
72de27ea | 186 | Do not discard comments |
fef3106c NB |
187 | |
188 | CC | |
189 | C ObjC C++ ObjC++ | |
72de27ea | 190 | Do not discard comments in macro expansions |
fef3106c NB |
191 | |
192 | D | |
61ff2bdc | 193 | C ObjC C++ ObjC++ Joined Separate MissingArgError(macro name missing after %qs) |
72de27ea | 194 | -D<macro>[=<val>] Define a <macro> with <val> as its value. If just <macro> is given, <val> is taken to be 1 |
fef3106c NB |
195 | |
196 | E | |
5498f011 | 197 | C ObjC C++ ObjC++ Undocumented Var(flag_preprocess_only) |
fef3106c | 198 | |
94d1613b | 199 | F |
bd837408 | 200 | Driver C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) |
4e994432 | 201 | -F <dir> Add <dir> to the end of the main framework include path |
94d1613b | 202 | |
fef3106c NB |
203 | H |
204 | C ObjC C++ ObjC++ | |
72de27ea | 205 | Print the name of header files as they are used |
fef3106c NB |
206 | |
207 | I | |
61ff2bdc | 208 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) |
4bed3787 | 209 | -I <dir> Add <dir> to the end of the main include path |
fef3106c NB |
210 | |
211 | M | |
212 | C ObjC C++ ObjC++ | |
72de27ea | 213 | Generate make dependencies |
fef3106c | 214 | |
c878765b JM |
215 | MD |
216 | C ObjC C++ ObjC++ NoDriverArg Separate MissingArgError(missing filename after %qs) | |
217 | Generate make dependencies and compile | |
fef3106c NB |
218 | |
219 | MF | |
61ff2bdc | 220 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing filename after %qs) |
72de27ea | 221 | -MF <file> Write dependency output to the given file |
fef3106c NB |
222 | |
223 | MG | |
224 | C ObjC C++ ObjC++ | |
72de27ea | 225 | Treat missing header files as generated files |
fef3106c NB |
226 | |
227 | MM | |
228 | C ObjC C++ ObjC++ | |
72de27ea | 229 | Like -M but ignore system header files |
fef3106c | 230 | |
c878765b JM |
231 | MMD |
232 | C ObjC C++ ObjC++ NoDriverArg Separate MissingArgError(missing filename after %qs) | |
233 | Like -MD but ignore system header files | |
fef3106c NB |
234 | |
235 | MP | |
236 | C ObjC C++ ObjC++ | |
72de27ea | 237 | Generate phony targets for all headers |
fef3106c NB |
238 | |
239 | MQ | |
61ff2bdc | 240 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing makefile target after %qs) |
72de27ea | 241 | -MQ <target> Add a MAKE-quoted target |
fef3106c NB |
242 | |
243 | MT | |
61ff2bdc | 244 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing makefile target after %qs) |
72de27ea | 245 | -MT <target> Add an unquoted target |
fef3106c NB |
246 | |
247 | P | |
248 | C ObjC C++ ObjC++ | |
72de27ea | 249 | Do not generate #line directives |
fef3106c NB |
250 | |
251 | U | |
61ff2bdc | 252 | C ObjC C++ ObjC++ Joined Separate MissingArgError(macro name missing after %qs) |
72de27ea | 253 | -U<macro> Undefine <macro> |
fef3106c NB |
254 | |
255 | Wabi | |
d7f09764 | 256 | C ObjC C++ ObjC++ LTO Var(warn_abi) Warning |
7619c085 | 257 | Warn about things that will change when compiling with an ABI-compliant compiler |
fef3106c | 258 | |
7dbb85a7 JM |
259 | Wabi-tag |
260 | C++ ObjC++ Var(warn_abi_tag) Warning | |
261 | Warn if a subobject has an abi_tag attribute that the complete object type does not have | |
262 | ||
bce08d50 | 263 | Wpsabi |
d7f09764 | 264 | C ObjC C++ ObjC++ LTO Var(warn_psabi) Init(1) Undocumented |
bce08d50 | 265 | |
c116cd05 | 266 | Waddress |
4a0ae68e | 267 | C ObjC C++ ObjC++ Var(warn_address) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
c116cd05 MLI |
268 | Warn about suspicious uses of memory addresses |
269 | ||
fef3106c | 270 | Wall |
c662432e | 271 | C ObjC C++ ObjC++ Warning |
5a170a05 | 272 | Enable most warning messages |
fef3106c | 273 | |
34a180a6 MLI |
274 | Warray-bounds |
275 | LangEnabledBy(C ObjC C++ ObjC++,Wall) | |
276 | ; in common.opt | |
277 | ||
6e955430 | 278 | Wassign-intercept |
c662432e | 279 | ObjC ObjC++ Var(warn_assign_intercept) Warning |
6e955430 ZL |
280 | Warn whenever an Objective-C assignment is being intercepted by the garbage collector |
281 | ||
fef3106c | 282 | Wbad-function-cast |
c662432e | 283 | C ObjC Var(warn_bad_function_cast) Warning |
5a170a05 | 284 | Warn about casting functions to incompatible types |
fef3106c | 285 | |
c047ce93 SB |
286 | Wbuiltin-macro-redefined |
287 | C ObjC C++ ObjC++ Warning | |
288 | Warn when a built-in preprocessor macro is undefined or redefined | |
289 | ||
b7e20b53 | 290 | Wc++-compat |
2cbac420 | 291 | C ObjC Var(warn_cxx_compat) Warning |
b7e20b53 GDR |
292 | Warn about C constructs that are not in the common subset of C and C++ |
293 | ||
e1f1ee86 | 294 | Wc++0x-compat |
f2bc201f | 295 | C++ ObjC++ Var(warn_cxx0x_compat) Warning LangEnabledBy(C++ ObjC++,Wall) |
97e3ad20 JM |
296 | Deprecated in favor of -Wc++11-compat |
297 | ||
298 | Wc++11-compat | |
299 | C++ ObjC++ Warning Alias(Wc++0x-compat) | |
300 | Warn about C++ constructs whose meaning differs between ISO C++ 1998 and ISO C++ 2011 | |
b7e20b53 | 301 | |
fef3106c | 302 | Wcast-qual |
c662432e | 303 | C ObjC C++ ObjC++ Var(warn_cast_qual) Warning |
5a170a05 | 304 | Warn about casts which discard qualifiers |
fef3106c NB |
305 | |
306 | Wchar-subscripts | |
4a0ae68e | 307 | C ObjC C++ ObjC++ Var(warn_char_subscripts) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
5a170a05 | 308 | Warn about subscripts whose type is \"char\" |
fef3106c | 309 | |
2b001724 | 310 | Wclobbered |
95744782 | 311 | C ObjC C++ ObjC++ Var(warn_clobbered) Warning EnabledBy(Wextra) |
2b001724 MLI |
312 | Warn about variables that might be changed by \"longjmp\" or \"vfork\" |
313 | ||
fef3106c | 314 | Wcomment |
c662432e | 315 | C ObjC C++ ObjC++ Warning |
72de27ea | 316 | Warn about possibly nested block comments, and C++ comments spanning more than one physical line |
fef3106c NB |
317 | |
318 | Wcomments | |
5de8299c | 319 | C ObjC C++ ObjC++ Warning Alias(Wcomment) |
72de27ea | 320 | Synonym for -Wcomment |
fef3106c | 321 | |
dfeadaa0 PC |
322 | Wconditionally-supported |
323 | C++ ObjC++ Var(warn_conditionally_supported) Warning | |
324 | Warn for conditionally-supported constructs | |
325 | ||
fef3106c | 326 | Wconversion |
c662432e | 327 | C ObjC C++ ObjC++ Var(warn_conversion) Warning |
05170031 | 328 | Warn for implicit type conversions that may change a value |
fef3106c | 329 | |
17251338 MLI |
330 | Wconversion-null |
331 | C++ ObjC++ Var(warn_conversion_null) Init(1) Warning | |
332 | Warn for converting NULL from/to a non-pointer type | |
333 | ||
fef3106c | 334 | Wctor-dtor-privacy |
c662432e | 335 | C++ ObjC++ Var(warn_ctor_dtor_privacy) Warning |
bae92bf3 | 336 | Warn when all constructors and destructors are private |
fef3106c | 337 | |
85617eba | 338 | Wdeclaration-after-statement |
c662432e | 339 | C ObjC Var(warn_declaration_after_statement) Warning |
85617eba HPN |
340 | Warn when a declaration is found after a statement |
341 | ||
c9b0866a PC |
342 | Wdelete-incomplete |
343 | C++ ObjC++ Var(warn_delete_incomplete) Init(1) Warning | |
344 | Warn when deleting a pointer to incomplete type | |
345 | ||
014ab419 | 346 | Wdelete-non-virtual-dtor |
f2bc201f | 347 | C++ ObjC++ Var(warn_delnonvdtor) Warning LangEnabledBy(C++ ObjC++,Wall) |
014ab419 JW |
348 | Warn about deleting polymorphic objects with non-virtual destructors |
349 | ||
34a180a6 MLI |
350 | Wdelete-non-virtual-dtor |
351 | LangEnabledBy(C++ ObjC++,Weffc++) | |
352 | ; | |
353 | ||
fef3106c | 354 | Wdeprecated |
899015a0 | 355 | C C++ ObjC ObjC++ Var(warn_deprecated) Init(1) Warning |
9a0f3e86 | 356 | Warn if a deprecated compiler feature, class, method, or field is used |
fef3106c NB |
357 | |
358 | Wdiv-by-zero | |
2cbac420 | 359 | C ObjC C++ ObjC++ Var(warn_div_by_zero) Init(1) Warning |
5a170a05 | 360 | Warn about compile-time integer division by zero |
fef3106c NB |
361 | |
362 | Weffc++ | |
c662432e | 363 | C++ ObjC++ Var(warn_ecpp) Warning |
bae92bf3 | 364 | Warn about violations of Effective C++ style rules |
fef3106c | 365 | |
b3b433c5 | 366 | Wempty-body |
95744782 | 367 | C ObjC C++ ObjC++ Var(warn_empty_body) Warning EnabledBy(Wextra) |
b3b433c5 MLI |
368 | Warn about an empty body in an if or else statement |
369 | ||
fef3106c | 370 | Wendif-labels |
c662432e | 371 | C ObjC C++ ObjC++ Warning |
72de27ea | 372 | Warn about stray tokens after #elif and #endif |
fef3106c | 373 | |
a3299096 | 374 | Wenum-compare |
34a180a6 | 375 | C ObjC C++ ObjC++ Var(warn_enum_compare) Init(-1) Warning LangEnabledBy(C ObjC,Wall) |
a3299096 MM |
376 | Warn about comparison of different enum types |
377 | ||
34a180a6 MLI |
378 | Wenum-compare |
379 | LangEnabledBy(C ObjC,Wc++-compat) | |
380 | ; | |
381 | ||
fef3106c NB |
382 | Werror |
383 | C ObjC C++ ObjC++ | |
72de27ea | 384 | ; Documented in common.opt |
fef3106c NB |
385 | |
386 | Werror-implicit-function-declaration | |
5de8299c | 387 | C ObjC RejectNegative Warning Alias(Werror=, implicit-function-declaration) |
dc90f45b | 388 | This switch is deprecated; use -Werror=implicit-function-declaration instead |
fef3106c | 389 | |
49b0aa18 JC |
390 | Wfloat-conversion |
391 | C ObjC C++ ObjC++ Var(warn_float_conversion) LangEnabledBy(C ObjC C++ ObjC++,Wconversion) | |
392 | Warn for implicit type conversions that cause loss of floating point precision | |
393 | ||
fef3106c | 394 | Wfloat-equal |
c662432e | 395 | C ObjC C++ ObjC++ Var(warn_float_equal) Warning |
5a170a05 | 396 | Warn if testing floating point numbers for equality |
fef3106c NB |
397 | |
398 | Wformat | |
7332899a | 399 | C ObjC C++ ObjC++ Warning Alias(Wformat=, 1, 0) |
5a170a05 | 400 | Warn about printf/scanf/strftime/strfmon format string anomalies |
fef3106c | 401 | |
7332899a MLI |
402 | Wformat-contains-nul |
403 | C ObjC C++ ObjC++ Var(warn_format_contains_nul) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 1, 0) | |
404 | Warn about format strings that contain NUL bytes | |
405 | ||
fef3106c | 406 | Wformat-extra-args |
7332899a | 407 | C ObjC C++ ObjC++ Var(warn_format_extra_args) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 1, 0) |
5a170a05 | 408 | Warn if passing too many arguments to a function for its format string |
fef3106c NB |
409 | |
410 | Wformat-nonliteral | |
7332899a | 411 | C ObjC C++ ObjC++ Var(warn_format_nonliteral) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) |
5a170a05 | 412 | Warn about format strings that are not literals |
fef3106c NB |
413 | |
414 | Wformat-security | |
7332899a | 415 | C ObjC C++ ObjC++ Var(warn_format_security) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) |
5a170a05 | 416 | Warn about possible security problems with format functions |
fef3106c NB |
417 | |
418 | Wformat-y2k | |
7332899a | 419 | C ObjC C++ ObjC++ Var(warn_format_y2k) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=,warn_format >= 2, 0) |
5a170a05 | 420 | Warn about strftime formats yielding 2-digit years |
fef3106c NB |
421 | |
422 | Wformat-zero-length | |
7332899a | 423 | C ObjC C++ ObjC++ Var(warn_format_zero_length) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=,warn_format >= 1, 0) |
7619c085 | 424 | Warn about zero-length formats |
fef3106c NB |
425 | |
426 | Wformat= | |
7332899a MLI |
427 | C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) |
428 | Warn about printf/scanf/strftime/strfmon format string anomalies | |
fef3106c | 429 | |
5db2e9ca | 430 | Wignored-qualifiers |
95744782 | 431 | C C++ Var(warn_ignored_qualifiers) Warning EnabledBy(Wextra) |
5db2e9ca DK |
432 | Warn whenever type qualifiers are ignored. |
433 | ||
3390f9c9 | 434 | Winit-self |
0ccb505d | 435 | C ObjC C++ ObjC++ Var(warn_init_self) Warning LangEnabledBy(C++ ObjC++,Wall) |
ab532386 | 436 | Warn about variables which are initialized to themselves |
3390f9c9 | 437 | |
fef3106c | 438 | Wimplicit |
4a0ae68e | 439 | C ObjC Var(warn_implicit) Warning LangEnabledBy(C ObjC,Wall) |
3734d960 | 440 | Warn about implicit declarations |
fef3106c | 441 | |
0a0b3574 MM |
442 | Wdouble-promotion |
443 | C ObjC C++ ObjC++ Var(warn_double_promotion) Warning | |
444 | Warn about implicit conversions from \"float\" to \"double\" | |
445 | ||
fef3106c | 446 | Wimplicit-function-declaration |
4a0ae68e | 447 | C ObjC Var(warn_implicit_function_declaration) Init(-1) Warning LangEnabledBy(C ObjC,Wimplicit) |
5a170a05 | 448 | Warn about implicit function declarations |
fef3106c NB |
449 | |
450 | Wimplicit-int | |
4a0ae68e | 451 | C ObjC Var(warn_implicit_int) Warning LangEnabledBy(C ObjC,Wimplicit) |
5a170a05 | 452 | Warn when a declaration does not specify a type |
fef3106c NB |
453 | |
454 | Wimport | |
2d2bd949 | 455 | C ObjC C++ ObjC++ Undocumented Ignore |
fef3106c | 456 | |
4514a96b JM |
457 | Winherited-variadic-ctor |
458 | C++ ObjC++ Var(warn_inh_var_ctor) Init(1) Warning | |
459 | Warn about C++11 inheriting constructors when the base has a variadic constructor | |
460 | ||
53a2494e | 461 | Wint-to-pointer-cast |
dc8d2739 | 462 | C ObjC C++ ObjC++ Var(warn_int_to_pointer_cast) Init(1) Warning |
53a2494e JM |
463 | Warn when there is a cast to a pointer from an integer of a different size |
464 | ||
fef3106c | 465 | Winvalid-offsetof |
c662432e | 466 | C++ ObjC++ Var(warn_invalid_offsetof) Init(1) Warning |
bae92bf3 | 467 | Warn about invalid uses of the \"offsetof\" macro |
fef3106c NB |
468 | |
469 | Winvalid-pch | |
c662432e | 470 | C ObjC C++ ObjC++ Warning |
5a170a05 | 471 | Warn about PCH files that are found but not used |
fef3106c | 472 | |
e1b7793c | 473 | Wjump-misses-init |
f2bc201f | 474 | C ObjC Var(warn_jump_misses_init) Warning LangEnabledby(C ObjC,Wc++-compat) |
e1b7793c ILT |
475 | Warn when a jump misses a variable initialization |
476 | ||
7f5f5f98 OW |
477 | Wliteral-suffix |
478 | C++ ObjC++ Warning | |
479 | Warn when a string or character literal is followed by a ud-suffix which does not begin with an underscore. | |
480 | ||
ca409efd | 481 | Wlogical-op |
7bb27074 | 482 | C ObjC C++ ObjC++ Var(warn_logical_op) Init(0) Warning |
ca409efd MLI |
483 | Warn when a logical operator is suspiciously always evaluating to true or false |
484 | ||
fef3106c | 485 | Wlong-long |
9c650d90 | 486 | C ObjC C++ ObjC++ Var(warn_long_long) Init(-1) Warning |
5a170a05 | 487 | Do not warn about using \"long long\" when -pedantic |
fef3106c NB |
488 | |
489 | Wmain | |
34a180a6 | 490 | C ObjC C++ ObjC++ Var(warn_main) Init(-1) Warning LangEnabledBy(C ObjC,Wall, 2, 0) |
5a170a05 | 491 | Warn about suspicious declarations of \"main\" |
fef3106c | 492 | |
34a180a6 MLI |
493 | Wmain |
494 | LangEnabledBy(C ObjC C++ ObjC++,Wpedantic, 2, 0) | |
495 | ; | |
496 | ||
fef3106c | 497 | Wmissing-braces |
4f7f7aca | 498 | C ObjC C++ ObjC++ Var(warn_missing_braces) Warning LangEnabledBy(C ObjC,Wall) |
5a170a05 | 499 | Warn about possibly missing braces around initializers |
fef3106c NB |
500 | |
501 | Wmissing-declarations | |
c662432e | 502 | C ObjC C++ ObjC++ Var(warn_missing_declarations) Warning |
5a170a05 | 503 | Warn about global functions without previous declarations |
fef3106c | 504 | |
eaac4679 | 505 | Wmissing-field-initializers |
95744782 | 506 | C ObjC C++ ObjC++ Var(warn_missing_field_initializers) Warning EnabledBy(Wextra) |
eaac4679 RS |
507 | Warn about missing fields in struct initializers |
508 | ||
1a4049e7 | 509 | Wsizeof-pointer-memaccess |
4a0ae68e | 510 | C ObjC C++ ObjC++ Var(warn_sizeof_pointer_memaccess) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
1a4049e7 | 511 | |
90137d8f MLI |
512 | Wsuggest-attribute=format |
513 | C ObjC C++ ObjC++ Var(warn_suggest_attribute_format) Warning | |
5a170a05 | 514 | Warn about functions which might be candidates for format attributes |
fef3106c | 515 | |
34a180a6 MLI |
516 | Wswitch |
517 | C ObjC C++ ObjC++ Var(warn_switch) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) | |
518 | Warn about enumerated switches, with no default, missing a case | |
519 | ||
520 | Wswitch-default | |
521 | C ObjC C++ ObjC++ Var(warn_switch_default) Warning | |
522 | Warn about enumerated switches missing a \"default:\" statement | |
523 | ||
524 | Wswitch-enum | |
525 | C ObjC C++ ObjC++ Var(warn_switch_enum) Warning | |
526 | Warn about all enumerated switches missing a specific case | |
527 | ||
90137d8f MLI |
528 | Wmissing-format-attribute |
529 | C ObjC C++ ObjC++ Alias(Wsuggest-attribute=format) | |
530 | ; | |
531 | ||
b02398bd | 532 | Wmissing-include-dirs |
c662432e | 533 | C ObjC C++ ObjC++ Warning |
b02398bd BE |
534 | Warn about user-specified include directories that do not exist |
535 | ||
cb4af25a | 536 | Wmissing-parameter-type |
95744782 | 537 | C ObjC Var(warn_missing_parameter_type) Warning EnabledBy(Wextra) |
cb4af25a MLI |
538 | Warn about function parameters declared without a type specifier in K&R-style functions |
539 | ||
fef3106c | 540 | Wmissing-prototypes |
c662432e | 541 | C ObjC Var(warn_missing_prototypes) Warning |
5a170a05 | 542 | Warn about global functions without prototypes |
fef3106c | 543 | |
5720c0dc | 544 | Wmudflap |
98906124 | 545 | C ObjC C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
5720c0dc | 546 | |
fef3106c | 547 | Wmultichar |
c662432e | 548 | C ObjC C++ ObjC++ Warning |
5a170a05 | 549 | Warn about use of multi-character character constants |
fef3106c | 550 | |
76f86d00 | 551 | Wnarrowing |
4a0ae68e | 552 | C ObjC C++ ObjC++ Warning Var(warn_narrowing) Init(-1) LangEnabledBy(C++ ObjC++,Wall) |
25339f10 | 553 | Warn about narrowing conversions within { } that are ill-formed in C++11 |
76f86d00 | 554 | |
4a0ae68e MLI |
555 | Wnarrowing |
556 | C ObjC C++ ObjC++ LangEnabledBy(C++ ObjC++,Wc++0x-compat) | |
557 | ; | |
558 | ||
fef3106c | 559 | Wnested-externs |
c662432e | 560 | C ObjC Var(warn_nested_externs) Warning |
5a170a05 | 561 | Warn about \"extern\" declarations not at file scope |
fef3106c | 562 | |
59f9c2ed JM |
563 | Wnoexcept |
564 | C++ ObjC++ Var(warn_noexcept) Warning | |
3c820dcd | 565 | Warn when a noexcept expression evaluates to false even though the expression can't actually throw |
59f9c2ed | 566 | |
fef3106c | 567 | Wnon-template-friend |
c662432e | 568 | C++ ObjC++ Var(warn_nontemplate_friend) Init(1) Warning |
bae92bf3 | 569 | Warn when non-templatized friend functions are declared within a template |
fef3106c NB |
570 | |
571 | Wnon-virtual-dtor | |
c662432e | 572 | C++ ObjC++ Var(warn_nonvdtor) Warning |
bae92bf3 | 573 | Warn about non-virtual destructors |
fef3106c NB |
574 | |
575 | Wnonnull | |
7332899a | 576 | C ObjC C++ ObjC++ Var(warn_nonnull) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=,warn_format >= 1,0) |
7619c085 | 577 | Warn about NULL being passed to argument slots marked as requiring non-NULL |
fef3106c | 578 | |
7332899a MLI |
579 | Wnonnull |
580 | C ObjC C++ ObjC++ LangEnabledBy(C ObjC C++ ObjC++,Wall) | |
581 | ; | |
582 | ||
50668cf6 | 583 | Wnormalized= |
c662432e | 584 | C ObjC C++ ObjC++ Joined Warning |
50668cf6 GK |
585 | -Wnormalized=<id|nfc|nfkc> Warn about non-normalised Unicode strings |
586 | ||
fef3106c | 587 | Wold-style-cast |
c662432e | 588 | C++ ObjC++ Var(warn_old_style_cast) Warning |
bae92bf3 | 589 | Warn if a C-style cast is used in a program |
fef3106c | 590 | |
b1ed4cb4 | 591 | Wold-style-declaration |
95744782 | 592 | C ObjC Var(warn_old_style_declaration) Warning EnabledBy(Wextra) |
b1ed4cb4 MLI |
593 | Warn for obsolescent usage in a declaration |
594 | ||
c034f121 | 595 | Wold-style-definition |
c662432e | 596 | C ObjC Var(warn_old_style_definition) Warning |
c034f121 AJ |
597 | Warn if an old-style parameter definition is used |
598 | ||
8b5e1202 SO |
599 | Wopenmp-simd |
600 | C C++ Var(warn_openmp_simd) Warning LangEnabledBy(C C++,Wall) | |
601 | Warn if a simd directive is overridden by the vectorizer cost model | |
602 | ||
89a42ac8 | 603 | Woverlength-strings |
34a180a6 | 604 | C ObjC C++ ObjC++ Var(warn_overlength_strings) Warning LangEnabledBy(C ObjC C++ ObjC++,Wpedantic) |
89a42ac8 ZW |
605 | Warn if a string is longer than the maximum portable length specified by the standard |
606 | ||
fef3106c | 607 | Woverloaded-virtual |
c662432e | 608 | C++ ObjC++ Var(warn_overloaded_virtual) Warning |
bae92bf3 | 609 | Warn about overloaded virtual function names |
fef3106c | 610 | |
7ed322d7 | 611 | Woverride-init |
95744782 | 612 | C ObjC Var(warn_override_init) Warning EnabledBy(Wextra) |
7ed322d7 JM |
613 | Warn about overriding initializers without side effects |
614 | ||
2cd36c22 | 615 | Wpacked-bitfield-compat |
bee6fa6d | 616 | C ObjC C++ ObjC++ Var(warn_packed_bitfield_compat) Init(-1) Warning |
2cd36c22 AN |
617 | Warn about packed bit-fields whose offset changed in GCC 4.4 |
618 | ||
fef3106c | 619 | Wparentheses |
4a0ae68e | 620 | C ObjC C++ ObjC++ Var(warn_parentheses) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
5a170a05 | 621 | Warn about possibly missing parentheses |
fef3106c | 622 | |
c1771a20 MLI |
623 | Wpedantic |
624 | C ObjC C++ ObjC++ Warning | |
625 | ; Documented in common.opt | |
626 | ||
fef3106c | 627 | Wpmf-conversions |
c662432e | 628 | C++ ObjC++ Var(warn_pmf2ptr) Init(1) Warning |
bae92bf3 | 629 | Warn when converting the type of pointers to member functions |
fef3106c NB |
630 | |
631 | Wpointer-arith | |
44d90fe1 | 632 | C ObjC C++ ObjC++ Var(warn_pointer_arith) Warning LangEnabledBy(C ObjC C++ ObjC++,Wpedantic) |
5a170a05 | 633 | Warn about function pointer arithmetic |
fef3106c | 634 | |
4a0ae68e MLI |
635 | Wpointer-sign |
636 | C ObjC Var(warn_pointer_sign) Warning LangEnabledBy(C ObjC,Wall) | |
637 | Warn when a pointer differs in signedness in an assignment | |
638 | ||
639 | Wpointer-sign | |
640 | C ObjC LangEnabledBy(C ObjC,Wpedantic) | |
641 | ; | |
642 | ||
53a2494e | 643 | Wpointer-to-int-cast |
c662432e | 644 | C ObjC Var(warn_pointer_to_int_cast) Init(1) Warning |
53a2494e JM |
645 | Warn when a pointer is cast to an integer of a different size |
646 | ||
b9b8dde3 | 647 | Wpragmas |
c662432e | 648 | C ObjC C++ ObjC++ Var(warn_pragmas) Init(1) Warning |
b9b8dde3 DD |
649 | Warn about misuses of pragmas |
650 | ||
e8ff5196 TB |
651 | Wdate-time |
652 | Common Var(cpp_warn_date_time) Warning | |
653 | Warn about __TIME__, __DATE__ and __TIMESTAMP__ usage | |
654 | ||
9a179d01 NP |
655 | Wproperty-assign-default |
656 | ObjC ObjC++ Var(warn_property_assign_default) Init(1) Warning | |
657 | Warn if a property for an Objective-C object has no assign semantics specified | |
658 | ||
fef3106c | 659 | Wprotocol |
c662432e | 660 | ObjC ObjC++ Var(warn_protocol) Init(1) Warning |
f2ac9964 | 661 | Warn if inherited methods are unimplemented |
fef3106c NB |
662 | |
663 | Wredundant-decls | |
c662432e | 664 | C ObjC C++ ObjC++ Var(warn_redundant_decls) Warning |
5a170a05 | 665 | Warn about multiple declarations of the same object |
fef3106c NB |
666 | |
667 | Wreorder | |
f2bc201f | 668 | C++ ObjC++ Var(warn_reorder) Warning LangEnabledBy(C++ ObjC++,Wall) |
bae92bf3 | 669 | Warn when the compiler reorders code |
fef3106c | 670 | |
880661a4 JW |
671 | Wreturn-local-addr |
672 | C ObjC C++ ObjC++ Var(warn_return_local_addr) Init(1) Warning | |
673 | Warn about returning a pointer/reference to a local or temporary variable. | |
674 | ||
fef3106c | 675 | Wreturn-type |
4a0ae68e | 676 | C ObjC C++ ObjC++ Var(warn_return_type) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
bae92bf3 | 677 | Warn whenever a function's return type defaults to \"int\" (C), or about inconsistent return types (C++) |
fef3106c NB |
678 | |
679 | Wselector | |
c662432e | 680 | ObjC ObjC++ Var(warn_selector) Warning |
f2ac9964 | 681 | Warn if a selector has multiple methods |
fef3106c NB |
682 | |
683 | Wsequence-point | |
4a0ae68e | 684 | C ObjC C++ ObjC++ Var(warn_sequence_point) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
5a170a05 | 685 | Warn about possible violations of sequence point rules |
fef3106c NB |
686 | |
687 | Wsign-compare | |
4a0ae68e | 688 | C ObjC C++ ObjC++ Var(warn_sign_compare) Warning LangEnabledBy(C++ ObjC++,Wall) |
5a170a05 | 689 | Warn about signed-unsigned comparisons |
fef3106c | 690 | |
4a0ae68e MLI |
691 | Wsign-compare |
692 | C ObjC C++ ObjC++ EnabledBy(Wextra) | |
693 | ; | |
694 | ||
695 | Wsign-conversion | |
696 | C ObjC C++ ObjC++ Var(warn_sign_conversion) LangEnabledBy(C ObjC,Wconversion) | |
697 | Warn for implicit type conversions between signed and unsigned integers | |
698 | ||
fef3106c | 699 | Wsign-promo |
c662432e | 700 | C++ ObjC++ Var(warn_sign_promo) Warning |
bae92bf3 | 701 | Warn when overload promotes from unsigned to signed |
fef3106c | 702 | |
b2f97e4a | 703 | Wstrict-null-sentinel |
5498f011 | 704 | C++ ObjC++ Warning Var(warn_strict_null_sentinel) |
b2f97e4a MM |
705 | Warn about uncasted NULL used as sentinel |
706 | ||
fef3106c | 707 | Wstrict-prototypes |
c662432e | 708 | C ObjC Var(warn_strict_prototypes) Warning |
5a170a05 | 709 | Warn about unprototyped function declarations |
fef3106c | 710 | |
65d4f2cd MLI |
711 | Wstrict-aliasing= |
712 | C ObjC C++ ObjC++ LangEnabledBy(C ObjC C++ ObjC++,Wall, 3, 0) | |
713 | ; | |
714 | ||
715 | Wstrict-overflow= | |
716 | C ObjC C++ ObjC++ LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) | |
717 | ; | |
718 | ||
6e955430 | 719 | Wstrict-selector-match |
c662432e | 720 | ObjC ObjC++ Var(warn_strict_selector_match) Warning |
6e955430 ZL |
721 | Warn if type signatures of candidate methods do not match exactly |
722 | ||
23462d4d UB |
723 | Wsync-nand |
724 | C C++ Var(warn_sync_nand) Init(1) Warning | |
725 | Warn when __sync_fetch_and_nand and __sync_nand_and_fetch built-in functions are used | |
726 | ||
fef3106c | 727 | Wsynth |
c662432e | 728 | C++ ObjC++ Var(warn_synth) Warning |
802e3f8c | 729 | Deprecated. This switch has no effect |
fef3106c NB |
730 | |
731 | Wsystem-headers | |
c662432e | 732 | C ObjC C++ ObjC++ Warning |
9a0f3e86 | 733 | ; Documented in common.opt |
fef3106c NB |
734 | |
735 | Wtraditional | |
c662432e | 736 | C ObjC Var(warn_traditional) Warning |
72de27ea | 737 | Warn about features not present in traditional C |
fef3106c | 738 | |
05170031 | 739 | Wtraditional-conversion |
c662432e | 740 | C ObjC Var(warn_traditional_conversion) Warning |
05170031 MLI |
741 | Warn of prototypes causing type conversions different from what would happen in the absence of prototype |
742 | ||
fef3106c | 743 | Wtrigraphs |
c662432e | 744 | C ObjC C++ ObjC++ Warning |
72de27ea | 745 | Warn if trigraphs are encountered that might affect the meaning of the program |
fef3106c NB |
746 | |
747 | Wundeclared-selector | |
c662432e | 748 | ObjC ObjC++ Var(warn_undeclared_selector) Warning |
7619c085 | 749 | Warn about @selector()s without previously declared methods |
fef3106c NB |
750 | |
751 | Wundef | |
c662432e | 752 | C ObjC C++ ObjC++ Warning |
72de27ea | 753 | Warn if an undefined macro is used in an #if directive |
fef3106c | 754 | |
4a0ae68e MLI |
755 | Wuninitialized |
756 | C ObjC C++ ObjC++ LangEnabledBy(C ObjC C++ ObjC++,Wall) | |
757 | ; | |
758 | ||
759 | Wmaybe-uninitialized | |
760 | C ObjC C++ ObjC++ LangEnabledBy(C ObjC C++ ObjC++,Wall) | |
761 | ; | |
762 | ||
fef3106c | 763 | Wunknown-pragmas |
34a180a6 | 764 | C ObjC C++ ObjC++ Warning Var(warn_unknown_pragmas) LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) |
5a170a05 | 765 | Warn about unrecognized pragmas |
fef3106c | 766 | |
6ec637a4 JJ |
767 | Wunsuffixed-float-constants |
768 | C ObjC Var(warn_unsuffixed_float_constants) Warning | |
769 | Warn about unsuffixed float constants | |
770 | ||
4a0ae68e MLI |
771 | Wunused |
772 | C ObjC C++ ObjC++ LangEnabledBy(C ObjC C++ ObjC++,Wall) | |
773 | ; documented in common.opt | |
774 | ||
3797cb21 | 775 | Wunused-local-typedefs |
650dc14a | 776 | C ObjC C++ ObjC++ Var(warn_unused_local_typedefs) Warning EnabledBy(Wunused) |
93286335 | 777 | Warn when typedefs locally defined in a function are not used |
3797cb21 | 778 | |
fef3106c | 779 | Wunused-macros |
34a180a6 | 780 | C ObjC C++ ObjC++ Var(cpp_warn_unused_macros) Warning |
72de27ea | 781 | Warn about macros defined in the main file that are not used |
fef3106c | 782 | |
156f545a MLI |
783 | Wunused-result |
784 | C ObjC C++ ObjC++ Var(warn_unused_result) Init(1) Warning | |
785 | Warn if a caller of a function, marked with attribute warn_unused_result, does not use its return value | |
786 | ||
e5b79219 | 787 | Wvariadic-macros |
34a180a6 MLI |
788 | C ObjC C++ ObjC++ Var(cpp_warn_variadic_macros) Init(1) Warning |
789 | Warn about using variadic macros | |
e5b79219 | 790 | |
b9c8da34 DS |
791 | Wvarargs |
792 | C ObjC C++ ObjC++ Warning Var(warn_varargs) Init(1) | |
793 | Warn about questionable usage of the macros used to retrieve variable arguments | |
794 | ||
50d50fc7 SP |
795 | Wvla |
796 | C ObjC C++ ObjC++ Var(warn_vla) Init(-1) Warning | |
797 | Warn if a variable length array is used | |
798 | ||
16302daf | 799 | Wvolatile-register-var |
4a0ae68e | 800 | C ObjC C++ ObjC++ Var(warn_volatile_register_var) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall) |
16302daf MLI |
801 | Warn when a register variable is declared volatile |
802 | ||
f14edc1a JM |
803 | Wvirtual-move-assign |
804 | C++ ObjC++ Var(warn_virtual_move_assign) Warning Init(1) | |
805 | Warn if a virtual base has a non-trivial move assignment operator | |
806 | ||
fef3106c | 807 | Wwrite-strings |
c662432e | 808 | C ObjC C++ ObjC++ Var(warn_write_strings) Warning |
d8a07487 | 809 | In C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard. |
fef3106c | 810 | |
89401152 PC |
811 | Wzero-as-null-pointer-constant |
812 | C++ ObjC++ Var(warn_zero_as_null_pointer_constant) Warning | |
813 | Warn when a literal '0' is used as null pointer | |
814 | ||
04398fa8 PC |
815 | Wuseless-cast |
816 | C++ ObjC++ Var(warn_useless_cast) Warning | |
817 | Warn about useless casts | |
818 | ||
fef3106c NB |
819 | ansi |
820 | C ObjC C++ ObjC++ | |
c85ce869 | 821 | A synonym for -std=c89 (for C) or -std=c++98 (for C++) |
fef3106c NB |
822 | |
823 | d | |
824 | C ObjC C++ ObjC++ Joined | |
72de27ea | 825 | ; Documented in common.opt. FIXME - what about -dI, -dD, -dN and -dD? |
fef3106c | 826 | |
fef3106c | 827 | faccess-control |
5498f011 | 828 | C++ ObjC++ Var(flag_access_control) Init(1) |
bae92bf3 | 829 | Enforce class member access control semantics |
fef3106c | 830 | |
da5182be TQ |
831 | fada-spec-parent= |
832 | C ObjC C++ ObjC++ RejectNegative Joined Var(ada_specs_parent) | |
833 | -fada-spec-parent=unit Dump Ada specs as child units of given parent | |
834 | ||
fef3106c | 835 | fall-virtual |
2d2bd949 | 836 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c | 837 | |
6637388f TG |
838 | fallow-parameterless-variadic-functions |
839 | C ObjC Var(flag_allow_parameterless_variadic_functions) | |
840 | Allow variadic functions without named parameter | |
841 | ||
fef3106c | 842 | falt-external-templates |
2d2bd949 | 843 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
d1779886 | 844 | No longer supported |
fef3106c NB |
845 | |
846 | fasm | |
5498f011 | 847 | C ObjC C++ ObjC++ Var(flag_no_asm, 0) |
5a170a05 | 848 | Recognize the \"asm\" keyword |
fef3106c | 849 | |
10e48e39 RO |
850 | ; Define extra predefined macros for use in libgcc. |
851 | fbuilding-libgcc | |
852 | C ObjC C++ ObjC++ Undocumented Var(flag_building_libgcc) | |
853 | ||
fef3106c | 854 | fbuiltin |
5498f011 | 855 | C ObjC C++ ObjC++ Var(flag_no_builtin, 0) |
5a170a05 | 856 | Recognize built-in functions |
fef3106c NB |
857 | |
858 | fbuiltin- | |
859 | C ObjC C++ ObjC++ Joined | |
860 | ||
5dc99c46 SB |
861 | fcanonical-system-headers |
862 | C ObjC C++ ObjC++ | |
863 | Where shorter, use canonicalized paths to systems headers. | |
864 | ||
36536d79 BI |
865 | fcilkplus |
866 | C ObjC C++ ObjC++ LTO Report Var(flag_enable_cilkplus) Init(0) | |
867 | Enable Cilk Plus | |
868 | ||
fef3106c NB |
869 | fcond-mismatch |
870 | C ObjC C++ ObjC++ | |
5a170a05 | 871 | Allow the arguments of the '?' operator to have different types |
fef3106c NB |
872 | |
873 | fconserve-space | |
5498f011 | 874 | C++ ObjC++ Var(flag_conserve_space) |
6f07a821 | 875 | Does nothing. Preserved for backward compatibility. |
fef3106c | 876 | |
fef3106c | 877 | fconstant-string-class= |
61ff2bdc | 878 | ObjC ObjC++ Joined MissingArgError(no class name specified with %qs) |
f2ac9964 | 879 | -fconst-string-class=<name> Use class <name> for constant strings |
fef3106c | 880 | |
17bc631c | 881 | fconstexpr-depth= |
49a000c3 JM |
882 | C++ ObjC++ Joined RejectNegative UInteger Var(max_constexpr_depth) Init(512) |
883 | -fconstexpr-depth=<number> Specify maximum constexpr recursion depth | |
17bc631c | 884 | |
847e697a TT |
885 | fdebug-cpp |
886 | C ObjC C++ ObjC++ | |
887 | Emit debug annotations during preprocessing | |
888 | ||
5f5babf1 | 889 | fdeduce-init-list |
15694fdd JM |
890 | C++ ObjC++ Var(flag_deduce_init_list) Init(0) |
891 | -fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-list | |
5f5babf1 | 892 | |
fef3106c | 893 | fdefault-inline |
2d2bd949 | 894 | C++ ObjC++ Ignore |
5498f011 | 895 | Does nothing. Preserved for backward compatibility. |
fef3106c | 896 | |
ccfc4c91 OW |
897 | fdirectives-only |
898 | C ObjC C++ ObjC++ | |
899 | Preprocess directives only. | |
900 | ||
fef3106c NB |
901 | fdollars-in-identifiers |
902 | C ObjC C++ ObjC++ | |
72de27ea | 903 | Permit '$' as an identifier character |
fef3106c | 904 | |
3b78de56 AC |
905 | fdump-ada-spec |
906 | C ObjC C++ ObjC++ RejectNegative Var(flag_dump_ada_spec) | |
907 | Write all declarations as Ada code transitively | |
908 | ||
909 | fdump-ada-spec-slim | |
910 | C ObjC C++ ObjC++ RejectNegative Var(flag_dump_ada_spec_slim) | |
911 | Write all declarations as Ada code for the given file only | |
912 | ||
fef3106c | 913 | felide-constructors |
5498f011 | 914 | C++ ObjC++ Var(flag_elide_constructors) Init(1) |
fef3106c NB |
915 | |
916 | fenforce-eh-specs | |
5498f011 | 917 | C++ ObjC++ Var(flag_enforce_eh_specs) Init(1) |
bae92bf3 | 918 | Generate code to check exception specifications |
fef3106c NB |
919 | |
920 | fenum-int-equiv | |
2d2bd949 | 921 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c | 922 | |
e6cc3a24 ZW |
923 | fexec-charset= |
924 | C ObjC C++ ObjC++ Joined RejectNegative | |
72de27ea | 925 | -fexec-charset=<cset> Convert all strings and character constants to character set <cset> |
e6cc3a24 | 926 | |
af15a2fe JM |
927 | fextended-identifiers |
928 | C ObjC C++ ObjC++ | |
929 | Permit universal character names (\\u and \\U) in identifiers | |
930 | ||
16dd5cfe EC |
931 | finput-charset= |
932 | C ObjC C++ ObjC++ Joined RejectNegative | |
c85ce869 | 933 | -finput-charset=<cset> Specify the default character set for source files |
16dd5cfe | 934 | |
5af057d8 JM |
935 | fextern-tls-init |
936 | C++ ObjC++ Var(flag_extern_tls_init) Init(-1) | |
937 | Support dynamic initialization of thread-local variables in a different translation unit | |
16dd5cfe | 938 | |
fef3106c | 939 | fexternal-templates |
2d2bd949 | 940 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c | 941 | |
fef3106c | 942 | ffor-scope |
5498f011 | 943 | C++ ObjC++ Var(flag_new_for_scope) Init(1) |
bae92bf3 | 944 | Scope of for-init-statement variables is local to the loop |
fef3106c NB |
945 | |
946 | ffreestanding | |
820b51ae | 947 | C ObjC C++ ObjC++ |
5a170a05 | 948 | Do not assume that standard C libraries and \"main\" exist |
fef3106c NB |
949 | |
950 | fgnu-keywords | |
5498f011 | 951 | C++ ObjC++ Var(flag_no_gnu_keywords, 0) |
bae92bf3 | 952 | Recognize GNU-defined keywords |
fef3106c NB |
953 | |
954 | fgnu-runtime | |
fb5610fb | 955 | ObjC ObjC++ LTO Report RejectNegative Var(flag_next_runtime,0) Init(NEXT_OBJC_RUNTIME) |
f2ac9964 | 956 | Generate code for GNU runtime environment |
fef3106c | 957 | |
da1c7394 | 958 | fgnu89-inline |
2cbac420 | 959 | C ObjC Var(flag_gnu89_inline) Init(-1) |
da1c7394 ILT |
960 | Use traditional GNU semantics for inline functions |
961 | ||
fef3106c | 962 | fguiding-decls |
2d2bd949 | 963 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c NB |
964 | |
965 | fhandle-exceptions | |
2d2bd949 | 966 | C++ ObjC++ Optimization Alias(fexceptions) Warn({-fhandle-exceptions has been renamed -fexceptions (and is now on by default)}) |
fef3106c NB |
967 | |
968 | fhonor-std | |
2d2bd949 | 969 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c NB |
970 | |
971 | fhosted | |
972 | C ObjC | |
5a170a05 | 973 | Assume normal C execution environment |
fef3106c NB |
974 | |
975 | fhuge-objects | |
2d2bd949 | 976 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
d1779886 | 977 | No longer supported |
fef3106c NB |
978 | |
979 | fimplement-inlines | |
5498f011 | 980 | C++ ObjC++ Var(flag_implement_inlines) Init(1) |
bae92bf3 | 981 | Export functions even if they can be inlined |
fef3106c NB |
982 | |
983 | fimplicit-inline-templates | |
5498f011 | 984 | C++ ObjC++ Var(flag_implicit_inline_templates) Init(1) |
bae92bf3 | 985 | Emit implicit instantiations of inline templates |
fef3106c NB |
986 | |
987 | fimplicit-templates | |
5498f011 | 988 | C++ ObjC++ Var(flag_implicit_templates) Init(1) |
bae92bf3 | 989 | Emit implicit instantiations of templates |
fef3106c | 990 | |
d63d5d0c | 991 | ffriend-injection |
2cbac420 | 992 | C++ ObjC++ Var(flag_friend_injection) |
d63d5d0c ILT |
993 | Inject friend functions into enclosing namespace |
994 | ||
47ea1edf DK |
995 | fkeep-inline-dllexport |
996 | C C++ ObjC ObjC++ Var(flag_keep_inline_dllexport) Init(1) Report Condition(TARGET_DLLIMPORT_DECL_ATTRIBUTES) | |
997 | Don't emit dllexported inline functions unless needed | |
998 | ||
fef3106c | 999 | flabels-ok |
2d2bd949 | 1000 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c | 1001 | |
00c8e9f6 | 1002 | flax-vector-conversions |
5498f011 | 1003 | C ObjC C++ ObjC++ Var(flag_lax_vector_conversions) |
00c8e9f6 MS |
1004 | Allow implicit conversions between vectors with differing numbers of subparts and/or differing element types. |
1005 | ||
fef3106c | 1006 | fms-extensions |
5498f011 | 1007 | C ObjC C++ ObjC++ Var(flag_ms_extensions) |
bae92bf3 | 1008 | Don't warn about uses of Microsoft extensions |
fef3106c | 1009 | |
5720c0dc | 1010 | fmudflap |
98906124 | 1011 | C ObjC C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
5720c0dc RG |
1012 | |
1013 | fmudflapth | |
98906124 | 1014 | C ObjC C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
5720c0dc RG |
1015 | |
1016 | fmudflapir | |
98906124 | 1017 | C ObjC C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
5720c0dc | 1018 | |
fef3106c | 1019 | fname-mangling-version- |
2d2bd949 | 1020 | C++ ObjC++ Joined Ignore Warn(switch %qs is no longer supported) |
fef3106c NB |
1021 | |
1022 | fnew-abi | |
2d2bd949 | 1023 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c NB |
1024 | |
1025 | fnext-runtime | |
fb5610fb | 1026 | ObjC ObjC++ LTO Report RejectNegative Var(flag_next_runtime) |
264fa2db ZL |
1027 | Generate code for NeXT (Apple Mac OS X) runtime environment |
1028 | ||
1029 | fnil-receivers | |
5498f011 | 1030 | ObjC ObjC++ Var(flag_nil_receivers) Init(1) |
264fa2db | 1031 | Assume that receivers of Objective-C messages may be nil |
fef3106c NB |
1032 | |
1033 | fnonansi-builtins | |
5498f011 | 1034 | C++ ObjC++ Var(flag_no_nonansi_builtin, 0) |
fef3106c NB |
1035 | |
1036 | fnonnull-objects | |
2d2bd949 | 1037 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c | 1038 | |
9feb3d6a JM |
1039 | fnothrow-opt |
1040 | C++ ObjC++ Optimization Var(flag_nothrow_opt) | |
1041 | Treat a throw() exception specification as noexcept to improve code size | |
1042 | ||
0a256240 | 1043 | fobjc-abi-version= |
fb5610fb | 1044 | ObjC ObjC++ LTO Joined Report RejectNegative UInteger Var(flag_objc_abi) |
0a256240 NP |
1045 | Specify which ABI to use for Objective-C family code and meta-data generation. |
1046 | ||
6e955430 ZL |
1047 | ; Generate special '- .cxx_construct' and '- .cxx_destruct' methods |
1048 | ; to initialize any non-POD ivars in Objective-C++ classes. | |
1049 | fobjc-call-cxx-cdtors | |
1050 | ObjC++ Var(flag_objc_call_cxx_cdtors) | |
1051 | Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if needed | |
1052 | ||
1053 | fobjc-direct-dispatch | |
1054 | ObjC ObjC++ Var(flag_objc_direct_dispatch) | |
1055 | Allow fast jumps to the message dispatcher | |
1056 | ||
1057 | ; Nonzero means that we will allow new ObjC exception syntax (@throw, | |
1058 | ; @try, etc.) in source code. | |
264fa2db | 1059 | fobjc-exceptions |
6e955430 | 1060 | ObjC ObjC++ Var(flag_objc_exceptions) |
264fa2db ZL |
1061 | Enable Objective-C exception and synchronization syntax |
1062 | ||
6e955430 | 1063 | fobjc-gc |
fb5610fb | 1064 | ObjC ObjC++ LTO Var(flag_objc_gc) |
6e955430 ZL |
1065 | Enable garbage collection (GC) in Objective-C/Objective-C++ programs |
1066 | ||
0a256240 NP |
1067 | fobjc-nilcheck |
1068 | ObjC ObjC++ Var(flag_objc_nilcheck,1) | |
1069 | Enable inline checks for nil receivers with the NeXT runtime and ABI version 2. | |
1070 | ||
6e955430 | 1071 | ; Nonzero means that we generate NeXT setjmp based exceptions. |
093c7153 | 1072 | fobjc-sjlj-exceptions |
6e955430 | 1073 | ObjC ObjC++ Var(flag_objc_sjlj_exceptions) Init(-1) |
093c7153 RH |
1074 | Enable Objective-C setjmp exception handling runtime |
1075 | ||
22d8d616 NP |
1076 | fobjc-std=objc1 |
1077 | ObjC ObjC++ Var(flag_objc1_only) | |
1078 | Conform to the Objective-C 1.0 language as implemented in GCC 4.0 | |
1079 | ||
953ff289 DN |
1080 | fopenmp |
1081 | C ObjC C++ ObjC++ Var(flag_openmp) | |
9a0f3e86 | 1082 | Enable OpenMP (implies -frecursive in Fortran) |
953ff289 | 1083 | |
6d7f7e0a TB |
1084 | fopenmp-simd |
1085 | C ObjC C++ ObjC++ Var(flag_openmp_simd) | |
1086 | Enable OpenMP's SIMD directives | |
1087 | ||
fef3106c NB |
1088 | foperator-names |
1089 | C++ ObjC++ | |
1cbc62c0 | 1090 | Recognize C++ keywords like \"compl\" and \"xor\" |
fef3106c NB |
1091 | |
1092 | foptional-diags | |
2d2bd949 | 1093 | C++ ObjC++ Ignore |
5498f011 | 1094 | Does nothing. Preserved for backward compatibility. |
fef3106c NB |
1095 | |
1096 | fpch-deps | |
1097 | C ObjC C++ ObjC++ | |
1098 | ||
c0d578e6 GK |
1099 | fpch-preprocess |
1100 | C ObjC C++ ObjC++ | |
1101 | Look for and use PCH files even when preprocessing | |
1102 | ||
fef3106c | 1103 | fpermissive |
0c3641b0 | 1104 | C++ ObjC++ Var(flag_permissive) |
bae92bf3 | 1105 | Downgrade conformance errors to warnings |
fef3106c | 1106 | |
478a1c5b ILT |
1107 | fplan9-extensions |
1108 | C ObjC Var(flag_plan9_extensions) | |
1109 | Enable Plan 9 language extensions | |
1110 | ||
fef3106c NB |
1111 | fpreprocessed |
1112 | C ObjC C++ ObjC++ | |
72de27ea | 1113 | Treat the input file as already preprocessed |
fef3106c | 1114 | |
92582b75 TT |
1115 | ftrack-macro-expansion |
1116 | C ObjC C++ ObjC++ JoinedOrMissing RejectNegative UInteger | |
1117 | ; converted into ftrack-macro-expansion= | |
1118 | ||
1119 | ftrack-macro-expansion= | |
1120 | C ObjC C++ ObjC++ JoinedOrMissing RejectNegative UInteger | |
1121 | -ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messages | |
1122 | ||
6ea2bd47 | 1123 | fpretty-templates |
5498f011 | 1124 | C++ ObjC++ Var(flag_pretty_templates) Init(1) |
6ea2bd47 JM |
1125 | -fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the arguments |
1126 | ||
264fa2db | 1127 | freplace-objc-classes |
fb5610fb | 1128 | ObjC ObjC++ LTO Var(flag_replace_objc_classes) |
264fa2db ZL |
1129 | Used in Fix-and-Continue mode to indicate that object files may be swapped in at runtime |
1130 | ||
fef3106c NB |
1131 | frepo |
1132 | C++ ObjC++ | |
bae92bf3 | 1133 | Enable automatic template instantiation |
fef3106c NB |
1134 | |
1135 | frtti | |
5498f011 | 1136 | C++ ObjC++ Optimization Var(flag_rtti) Init(1) |
bae92bf3 | 1137 | Generate run time type descriptor information |
fef3106c NB |
1138 | |
1139 | fshort-double | |
5498f011 | 1140 | C ObjC C++ ObjC++ Optimization Var(flag_short_double) |
5a170a05 | 1141 | Use the same size for double as for float |
fef3106c NB |
1142 | |
1143 | fshort-enums | |
5498f011 | 1144 | C ObjC C++ ObjC++ Optimization Var(flag_short_enums) |
5a170a05 | 1145 | Use the narrowest integer type possible for enumeration types |
fef3106c NB |
1146 | |
1147 | fshort-wchar | |
5498f011 | 1148 | C ObjC C++ ObjC++ Optimization Var(flag_short_wchar) |
5a170a05 | 1149 | Force the underlying type for \"wchar_t\" to be \"unsigned short\" |
fef3106c | 1150 | |
fef3106c | 1151 | fsigned-bitfields |
5498f011 | 1152 | C ObjC C++ ObjC++ Var(flag_signed_bitfields) Init(1) |
5a170a05 | 1153 | When \"signed\" or \"unsigned\" is not given make the bitfield signed |
fef3106c NB |
1154 | |
1155 | fsigned-char | |
5498f011 | 1156 | C ObjC C++ ObjC++ LTO Var(flag_signed_char) |
5a170a05 | 1157 | Make \"char\" signed by default |
fef3106c NB |
1158 | |
1159 | fsquangle | |
2d2bd949 | 1160 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c NB |
1161 | |
1162 | fstats | |
5498f011 | 1163 | C++ ObjC++ Var(flag_detailed_statistics) |
bae92bf3 | 1164 | Display statistics accumulated during compilation |
fef3106c | 1165 | |
cbb4feb3 JM |
1166 | fstrict-enums |
1167 | C++ ObjC++ Optimization Var(flag_strict_enums) | |
1168 | Assume that values of enumeration type are always within the minimum range of that type | |
1169 | ||
fef3106c | 1170 | fstrict-prototype |
2d2bd949 | 1171 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c NB |
1172 | |
1173 | ftabstop= | |
7b086b11 | 1174 | C ObjC C++ ObjC++ Joined RejectNegative UInteger |
72de27ea | 1175 | -ftabstop=<number> Distance between tab stops for column reporting |
fef3106c | 1176 | |
a12bf402 MLI |
1177 | ftemplate-backtrace-limit= |
1178 | C++ ObjC++ Joined RejectNegative UInteger Var(template_backtrace_limit) Init(10) | |
1179 | Set the maximum number of template instantiation notes for a single warning or error | |
1180 | ||
fef3106c | 1181 | ftemplate-depth- |
5de8299c | 1182 | C++ ObjC++ Joined RejectNegative Undocumented Alias(ftemplate-depth=) |
124e0d27 MLI |
1183 | |
1184 | ftemplate-depth= | |
c22cacf3 | 1185 | C++ ObjC++ Joined RejectNegative UInteger |
124e0d27 | 1186 | -ftemplate-depth=<number> Specify maximum template instantiation depth |
fef3106c NB |
1187 | |
1188 | fthis-is-variable | |
2d2bd949 | 1189 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
fef3106c | 1190 | |
40aac948 | 1191 | fthreadsafe-statics |
5498f011 | 1192 | C++ ObjC++ Optimization Var(flag_threadsafe_statics) Init(1) |
c85ce869 | 1193 | -fno-threadsafe-statics Do not generate thread-safe code for initializing local statics |
40aac948 | 1194 | |
fef3106c | 1195 | funsigned-bitfields |
f0036cca | 1196 | C ObjC C++ ObjC++ Var(flag_signed_bitfields, 0) |
5a170a05 | 1197 | When \"signed\" or \"unsigned\" is not given make the bitfield unsigned |
fef3106c NB |
1198 | |
1199 | funsigned-char | |
f0036cca | 1200 | C ObjC C++ ObjC++ LTO Var(flag_signed_char, 0) |
5a170a05 | 1201 | Make \"char\" unsigned by default |
fef3106c NB |
1202 | |
1203 | fuse-cxa-atexit | |
5498f011 | 1204 | C++ ObjC++ Var(flag_use_cxa_atexit) Init(DEFAULT_USE_CXA_ATEXIT) |
bae92bf3 | 1205 | Use __cxa_atexit to register destructors |
fef3106c | 1206 | |
c7b5e395 | 1207 | fuse-cxa-get-exception-ptr |
5498f011 | 1208 | C++ ObjC++ Var(flag_use_cxa_get_exception_ptr) Init(2) |
c7b5e395 GK |
1209 | Use __cxa_get_exception_ptr in exception handling |
1210 | ||
d7afec4b | 1211 | fvisibility-inlines-hidden |
d0b07283 | 1212 | C++ ObjC++ |
fb9120e3 | 1213 | Marks all inlined functions and methods as having hidden visibility |
d7afec4b | 1214 | |
ddbfd28d GK |
1215 | fvisibility-ms-compat |
1216 | C++ ObjC++ Var(flag_visibility_ms_compat) | |
1217 | Changes visibility to match Microsoft Visual Studio by default | |
1218 | ||
fef3106c | 1219 | fvtable-gc |
2d2bd949 | 1220 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
d1779886 | 1221 | No longer supported |
fef3106c NB |
1222 | |
1223 | fvtable-thunks | |
2d2bd949 | 1224 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
d1779886 | 1225 | No longer supported |
fef3106c NB |
1226 | |
1227 | fweak | |
5498f011 | 1228 | C++ ObjC++ Var(flag_weak) Init(1) |
bae92bf3 | 1229 | Emit common-like symbols as weak symbols |
fef3106c | 1230 | |
e6cc3a24 ZW |
1231 | fwide-exec-charset= |
1232 | C ObjC C++ ObjC++ Joined RejectNegative | |
72de27ea | 1233 | -fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset> |
e6cc3a24 | 1234 | |
b20d9f0c | 1235 | fworking-directory |
5498f011 | 1236 | C ObjC C++ ObjC++ Var(flag_working_directory) Init(-1) |
b20d9f0c AO |
1237 | Generate a #line directive pointing at the current working directory |
1238 | ||
fef3106c | 1239 | fxref |
2d2bd949 | 1240 | C++ ObjC++ Ignore Warn(switch %qs is no longer supported) |
d1779886 | 1241 | No longer supported |
fef3106c | 1242 | |
264fa2db | 1243 | fzero-link |
5498f011 | 1244 | ObjC ObjC++ Var(flag_zero_link) |
264fa2db ZL |
1245 | Generate lazy class lookup (via objc_getClass()) for use in Zero-Link mode |
1246 | ||
fef3106c | 1247 | gen-decls |
5498f011 | 1248 | ObjC ObjC++ Var(flag_gen_declaration) |
f2ac9964 | 1249 | Dump declarations to a .decl file |
fef3106c | 1250 | |
39ef6592 LC |
1251 | femit-struct-debug-baseonly |
1252 | C ObjC C++ ObjC++ | |
1253 | -femit-struct-debug-baseonly Aggressive reduced debug info for structs | |
1254 | ||
1255 | femit-struct-debug-reduced | |
1256 | C ObjC C++ ObjC++ | |
1257 | -femit-struct-debug-reduced Conservative reduced debug info for structs | |
1258 | ||
1259 | femit-struct-debug-detailed= | |
1260 | C ObjC C++ ObjC++ Joined | |
1261 | -femit-struct-debug-detailed=<spec-list> Detailed reduced debug info for structs | |
1262 | ||
a4a0016d ESR |
1263 | fext-numeric-literals |
1264 | C++ ObjC++ | |
1265 | Interpret imaginary, fixed-point, or other gnu number suffix as the corresponding | |
1266 | number literal rather than a user-defined number literal. | |
1267 | ||
fef3106c | 1268 | idirafter |
61ff2bdc | 1269 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) |
72de27ea | 1270 | -idirafter <dir> Add <dir> to the end of the system include path |
fef3106c NB |
1271 | |
1272 | imacros | |
61ff2bdc | 1273 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing filename after %qs) |
72de27ea | 1274 | -imacros <file> Accept definition of macros in <file> |
fef3106c | 1275 | |
2b6dd222 JM |
1276 | imultilib |
1277 | C ObjC C++ ObjC++ Joined Separate | |
f94e1d66 | 1278 | -imultilib <dir> Set <dir> to be the multilib include subdirectory |
2b6dd222 | 1279 | |
fef3106c | 1280 | include |
61ff2bdc | 1281 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing filename after %qs) |
72de27ea | 1282 | -include <file> Include the contents of <file> before other files |
fef3106c NB |
1283 | |
1284 | iprefix | |
1285 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 1286 | -iprefix <path> Specify <path> as a prefix for next two options |
fef3106c NB |
1287 | |
1288 | isysroot | |
61ff2bdc | 1289 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) |
72de27ea | 1290 | -isysroot <dir> Set <dir> to be the system root directory |
fef3106c NB |
1291 | |
1292 | isystem | |
61ff2bdc | 1293 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) |
72de27ea | 1294 | -isystem <dir> Add <dir> to the start of the system include path |
fef3106c | 1295 | |
4bed3787 | 1296 | iquote |
61ff2bdc | 1297 | C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) |
4bed3787 MS |
1298 | -iquote <dir> Add <dir> to the end of the quote include path |
1299 | ||
fef3106c NB |
1300 | iwithprefix |
1301 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 1302 | -iwithprefix <dir> Add <dir> to the end of the system include path |
fef3106c NB |
1303 | |
1304 | iwithprefixbefore | |
1305 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 1306 | -iwithprefixbefore <dir> Add <dir> to the end of the main include path |
fef3106c NB |
1307 | |
1308 | lang-asm | |
603349bf | 1309 | C Undocumented RejectDriver |
fef3106c | 1310 | |
e200444e JM |
1311 | no-integrated-cpp |
1312 | Driver | |
1313 | ||
fef3106c NB |
1314 | nostdinc |
1315 | C ObjC C++ ObjC++ | |
72de27ea | 1316 | Do not search standard system include directories (those specified with -isystem will still be used) |
fef3106c NB |
1317 | |
1318 | nostdinc++ | |
72de27ea NB |
1319 | C++ ObjC++ |
1320 | Do not search standard system include directories for C++ | |
fef3106c NB |
1321 | |
1322 | o | |
1323 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 1324 | ; Documented in common.opt |
fef3106c NB |
1325 | |
1326 | pedantic | |
c1771a20 | 1327 | C ObjC C++ ObjC++ Alias(Wpedantic) |
72de27ea | 1328 | ; Documented in common.opt |
fef3106c | 1329 | |
fef3106c NB |
1330 | print-objc-runtime-info |
1331 | ObjC ObjC++ | |
f2ac9964 | 1332 | Generate C header of platform-specific features |
fef3106c NB |
1333 | |
1334 | remap | |
1335 | C ObjC C++ ObjC++ | |
72de27ea | 1336 | Remap file names when including files |
fef3106c NB |
1337 | |
1338 | std=c++98 | |
1339 | C++ ObjC++ | |
c7dc8804 JM |
1340 | Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum |
1341 | ||
1342 | std=c++03 | |
1343 | C++ ObjC++ Alias(std=c++98) | |
1344 | Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum | |
fef3106c | 1345 | |
97e3ad20 | 1346 | std=c++11 |
966541e3 | 1347 | C++ ObjC++ |
97e3ad20 JM |
1348 | Conform to the ISO 2011 C++ standard (experimental and incomplete support) |
1349 | ||
1350 | std=c++0x | |
1351 | C++ ObjC++ Alias(std=c++11) | |
1352 | Deprecated in favor of -std=c++11 | |
966541e3 | 1353 | |
552b8185 JM |
1354 | std=c++1y |
1355 | C++ ObjC++ | |
1356 | Conform to the ISO 201y(7?) C++ draft standard (experimental and incomplete support) | |
1357 | ||
48b0b196 | 1358 | std=c11 |
2778d766 | 1359 | C ObjC |
48b0b196 JM |
1360 | Conform to the ISO 2011 C standard (experimental and incomplete support) |
1361 | ||
1362 | std=c1x | |
1363 | C ObjC Alias(std=c11) | |
1364 | Deprecated in favor of -std=c11 | |
2778d766 | 1365 | |
fef3106c | 1366 | std=c89 |
5de8299c | 1367 | C ObjC Alias(std=c90) |
72de27ea | 1368 | Conform to the ISO 1990 C standard |
fef3106c | 1369 | |
7e1542b9 MLI |
1370 | std=c90 |
1371 | C ObjC | |
1372 | Conform to the ISO 1990 C standard | |
1373 | ||
fef3106c NB |
1374 | std=c99 |
1375 | C ObjC | |
72de27ea | 1376 | Conform to the ISO 1999 C standard |
fef3106c NB |
1377 | |
1378 | std=c9x | |
5de8299c | 1379 | C ObjC Alias(std=c99) |
72de27ea | 1380 | Deprecated in favor of -std=c99 |
fef3106c NB |
1381 | |
1382 | std=gnu++98 | |
1383 | C++ ObjC++ | |
97e3ad20 JM |
1384 | Conform to the ISO 1998 C++ standard revised by the 2003 technical |
1385 | corrigendum with GNU extensions | |
fef3106c | 1386 | |
97e3ad20 JM |
1387 | std=gnu++03 |
1388 | C++ ObjC++ Alias(std=gnu++98) | |
1389 | Conform to the ISO 1998 C++ standard revised by the 2003 technical | |
1390 | corrigendum with GNU extensions | |
1391 | ||
1392 | std=gnu++11 | |
966541e3 | 1393 | C++ ObjC++ |
97e3ad20 JM |
1394 | Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support) |
1395 | ||
1396 | std=gnu++0x | |
1397 | C++ ObjC++ Alias(std=gnu++11) | |
1398 | Deprecated in favor of -std=gnu++11 | |
966541e3 | 1399 | |
552b8185 JM |
1400 | std=gnu++1y |
1401 | C++ ObjC++ | |
1402 | Conform to the ISO 201y(7?) C++ draft standard with GNU extensions (experimental and incomplete support) | |
1403 | ||
48b0b196 | 1404 | std=gnu11 |
2778d766 | 1405 | C ObjC |
48b0b196 JM |
1406 | Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support) |
1407 | ||
1408 | std=gnu1x | |
1409 | C ObjC Alias(std=gnu11) | |
1410 | Deprecated in favor of -std=gnu11 | |
2778d766 | 1411 | |
fef3106c | 1412 | std=gnu89 |
5de8299c | 1413 | C ObjC Alias(std=gnu90) |
72de27ea | 1414 | Conform to the ISO 1990 C standard with GNU extensions |
fef3106c | 1415 | |
7e1542b9 MLI |
1416 | std=gnu90 |
1417 | C ObjC | |
1418 | Conform to the ISO 1990 C standard with GNU extensions | |
1419 | ||
fef3106c NB |
1420 | std=gnu99 |
1421 | C ObjC | |
72de27ea | 1422 | Conform to the ISO 1999 C standard with GNU extensions |
fef3106c NB |
1423 | |
1424 | std=gnu9x | |
5de8299c | 1425 | C ObjC Alias(std=gnu99) |
72de27ea | 1426 | Deprecated in favor of -std=gnu99 |
fef3106c NB |
1427 | |
1428 | std=iso9899:1990 | |
5de8299c | 1429 | C ObjC Alias(std=c90) |
3a1e400e | 1430 | Conform to the ISO 1990 C standard |
fef3106c NB |
1431 | |
1432 | std=iso9899:199409 | |
1433 | C ObjC | |
72de27ea | 1434 | Conform to the ISO 1990 C standard as amended in 1994 |
fef3106c NB |
1435 | |
1436 | std=iso9899:1999 | |
5de8299c | 1437 | C ObjC Alias(std=c99) |
3a1e400e | 1438 | Conform to the ISO 1999 C standard |
fef3106c NB |
1439 | |
1440 | std=iso9899:199x | |
5de8299c | 1441 | C ObjC Alias(std=c99) |
3a1e400e | 1442 | Deprecated in favor of -std=iso9899:1999 |
fef3106c | 1443 | |
48b0b196 JM |
1444 | std=iso9899:2011 |
1445 | C ObjC Alias(std=c11) | |
1446 | Conform to the ISO 2011 C standard (experimental and incomplete support) | |
1447 | ||
e200444e JM |
1448 | traditional |
1449 | Driver | |
1450 | ||
fef3106c NB |
1451 | traditional-cpp |
1452 | C ObjC C++ ObjC++ | |
72de27ea | 1453 | Enable traditional preprocessing |
fef3106c NB |
1454 | |
1455 | trigraphs | |
1456 | C ObjC C++ ObjC++ | |
72de27ea | 1457 | -trigraphs Support ISO C trigraphs |
fef3106c NB |
1458 | |
1459 | undef | |
5498f011 | 1460 | C ObjC C++ ObjC++ Var(flag_undef) |
72de27ea | 1461 | Do not predefine system-specific and GCC-specific macros |
fef3106c NB |
1462 | |
1463 | v | |
d5478783 JM |
1464 | C ObjC C++ ObjC++ |
1465 | ; Documented in common.opt | |
fef3106c NB |
1466 | |
1467 | w | |
1468 | C ObjC C++ ObjC++ | |
72de27ea | 1469 | ; Documented in common.opt |
e11a4ae5 NB |
1470 | |
1471 | ; This comment is to ensure we retain the blank line above. |