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Commit | Line | Data |
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fef3106c | 1 | ; Options for the C, ObjC, C++ and ObjC++ front ends. |
f2fd3821 | 2 | ; Copyright (C) 2003, 2004, 2005 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 | |
8 | ; Software Foundation; either version 2, or (at your option) any later | |
9 | ; version. | |
10 | ; | |
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. | |
15 | ; | |
16 | ; You should have received a copy of the GNU General Public License | |
17 | ; along with GCC; see the file COPYING. If not, write to the Free | |
18 | ; Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
19 | ; 02111-1307, USA. | |
20 | ||
8abb6b22 | 21 | ; See the GCC internals manual for a description of this file's format. |
fef3106c | 22 | |
fef3106c NB |
23 | ; Please try to keep this file in ASCII collating order. |
24 | ||
be43ab4e NB |
25 | Language |
26 | C | |
27 | ||
28 | Language | |
29 | ObjC | |
30 | ||
31 | Language | |
32 | C++ | |
33 | ||
34 | Language | |
35 | ObjC++ | |
36 | ||
fef3106c NB |
37 | -output-pch= |
38 | C ObjC C++ ObjC++ Joined Separate | |
39 | ||
40 | A | |
41 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 42 | -A<question>=<answer> Assert the <answer> to <question>. Putting '-' before <question> disables the <answer> to <question> |
fef3106c NB |
43 | |
44 | C | |
45 | C ObjC C++ ObjC++ | |
72de27ea | 46 | Do not discard comments |
fef3106c NB |
47 | |
48 | CC | |
49 | C ObjC C++ ObjC++ | |
72de27ea | 50 | Do not discard comments in macro expansions |
fef3106c NB |
51 | |
52 | D | |
53 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 54 | -D<macro>[=<val>] Define a <macro> with <val> as its value. If just <macro> is given, <val> is taken to be 1 |
fef3106c NB |
55 | |
56 | E | |
f2ac9964 | 57 | C ObjC C++ ObjC++ Undocumented |
fef3106c | 58 | |
94d1613b MS |
59 | F |
60 | C ObjC C++ ObjC++ Joined Separate | |
4e994432 | 61 | -F <dir> Add <dir> to the end of the main framework include path |
94d1613b | 62 | |
fef3106c NB |
63 | H |
64 | C ObjC C++ ObjC++ | |
72de27ea | 65 | Print the name of header files as they are used |
fef3106c NB |
66 | |
67 | I | |
68 | C ObjC C++ ObjC++ Joined Separate | |
4bed3787 | 69 | -I <dir> Add <dir> to the end of the main include path |
fef3106c NB |
70 | |
71 | M | |
72 | C ObjC C++ ObjC++ | |
72de27ea | 73 | Generate make dependencies |
fef3106c NB |
74 | |
75 | MD | |
76 | C ObjC C++ ObjC++ Separate | |
72de27ea | 77 | Generate make dependencies and compile |
fef3106c NB |
78 | |
79 | MF | |
80 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 81 | -MF <file> Write dependency output to the given file |
fef3106c NB |
82 | |
83 | MG | |
84 | C ObjC C++ ObjC++ | |
72de27ea | 85 | Treat missing header files as generated files |
fef3106c NB |
86 | |
87 | MM | |
88 | C ObjC C++ ObjC++ | |
72de27ea | 89 | Like -M but ignore system header files |
fef3106c NB |
90 | |
91 | MMD | |
92 | C ObjC C++ ObjC++ Separate | |
72de27ea | 93 | Like -MD but ignore system header files |
fef3106c NB |
94 | |
95 | MP | |
96 | C ObjC C++ ObjC++ | |
72de27ea | 97 | Generate phony targets for all headers |
fef3106c NB |
98 | |
99 | MQ | |
100 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 101 | -MQ <target> Add a MAKE-quoted target |
fef3106c NB |
102 | |
103 | MT | |
104 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 105 | -MT <target> Add an unquoted target |
fef3106c NB |
106 | |
107 | P | |
108 | C ObjC C++ ObjC++ | |
72de27ea | 109 | Do not generate #line directives |
fef3106c NB |
110 | |
111 | U | |
112 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 113 | -U<macro> Undefine <macro> |
fef3106c NB |
114 | |
115 | Wabi | |
7619c085 DD |
116 | C++ ObjC++ Var(warn_abi) |
117 | Warn about things that will change when compiling with an ABI-compliant compiler | |
fef3106c NB |
118 | |
119 | Wall | |
120 | C ObjC C++ ObjC++ | |
5a170a05 | 121 | Enable most warning messages |
fef3106c NB |
122 | |
123 | Wbad-function-cast | |
7619c085 | 124 | C ObjC Var(warn_bad_function_cast) |
5a170a05 | 125 | Warn about casting functions to incompatible types |
fef3106c NB |
126 | |
127 | Wcast-qual | |
7619c085 | 128 | C ObjC C++ ObjC++ Var(warn_cast_qual) |
5a170a05 | 129 | Warn about casts which discard qualifiers |
fef3106c NB |
130 | |
131 | Wchar-subscripts | |
7619c085 | 132 | C ObjC C++ ObjC++ Var(warn_char_subscripts) |
5a170a05 | 133 | Warn about subscripts whose type is \"char\" |
fef3106c NB |
134 | |
135 | Wcomment | |
136 | C ObjC C++ ObjC++ | |
72de27ea | 137 | Warn about possibly nested block comments, and C++ comments spanning more than one physical line |
fef3106c NB |
138 | |
139 | Wcomments | |
140 | C ObjC C++ ObjC++ | |
72de27ea | 141 | Synonym for -Wcomment |
fef3106c NB |
142 | |
143 | Wconversion | |
7619c085 | 144 | C ObjC C++ ObjC++ Var(warn_conversion) |
5a170a05 | 145 | Warn about possibly confusing type conversions |
fef3106c NB |
146 | |
147 | Wctor-dtor-privacy | |
7619c085 | 148 | C++ ObjC++ Var(warn_ctor_dtor_privacy) |
bae92bf3 | 149 | Warn when all constructors and destructors are private |
fef3106c | 150 | |
85617eba | 151 | Wdeclaration-after-statement |
7619c085 | 152 | C ObjC Var(warn_declaration_after_statement) |
85617eba HPN |
153 | Warn when a declaration is found after a statement |
154 | ||
fef3106c | 155 | Wdeprecated |
7619c085 | 156 | C++ ObjC++ Var(warn_deprecated) Init(1) |
bae92bf3 | 157 | Warn about deprecated compiler features |
fef3106c NB |
158 | |
159 | Wdiv-by-zero | |
7619c085 | 160 | C ObjC Var(warn_div_by_zero) Init(1) |
5a170a05 | 161 | Warn about compile-time integer division by zero |
fef3106c NB |
162 | |
163 | Weffc++ | |
7619c085 | 164 | C++ ObjC++ Var(warn_ecpp) |
bae92bf3 | 165 | Warn about violations of Effective C++ style rules |
fef3106c NB |
166 | |
167 | Wendif-labels | |
168 | C ObjC C++ ObjC++ | |
72de27ea | 169 | Warn about stray tokens after #elif and #endif |
fef3106c NB |
170 | |
171 | Werror | |
172 | C ObjC C++ ObjC++ | |
72de27ea | 173 | ; Documented in common.opt |
fef3106c NB |
174 | |
175 | Werror-implicit-function-declaration | |
c83857ff | 176 | C ObjC RejectNegative |
5a170a05 | 177 | Make implicit function declarations an error |
fef3106c NB |
178 | |
179 | Wfloat-equal | |
7619c085 | 180 | C ObjC C++ ObjC++ Var(warn_float_equal) |
5a170a05 | 181 | Warn if testing floating point numbers for equality |
fef3106c NB |
182 | |
183 | Wformat | |
184 | C ObjC C++ ObjC++ | |
5a170a05 | 185 | Warn about printf/scanf/strftime/strfmon format string anomalies |
fef3106c NB |
186 | |
187 | Wformat-extra-args | |
7619c085 | 188 | C ObjC C++ ObjC++ Var(warn_format_extra_args) |
5a170a05 | 189 | Warn if passing too many arguments to a function for its format string |
fef3106c NB |
190 | |
191 | Wformat-nonliteral | |
7619c085 | 192 | C ObjC C++ ObjC++ Var(warn_format_nonliteral) |
5a170a05 | 193 | Warn about format strings that are not literals |
fef3106c NB |
194 | |
195 | Wformat-security | |
7619c085 | 196 | C ObjC C++ ObjC++ Var(warn_format_security) |
5a170a05 | 197 | Warn about possible security problems with format functions |
fef3106c NB |
198 | |
199 | Wformat-y2k | |
7619c085 | 200 | C ObjC C++ ObjC++ Var(warn_format_y2k) |
5a170a05 | 201 | Warn about strftime formats yielding 2-digit years |
fef3106c NB |
202 | |
203 | Wformat-zero-length | |
7619c085 DD |
204 | C ObjC Var(warn_format_zero_length) |
205 | Warn about zero-length formats | |
fef3106c NB |
206 | |
207 | Wformat= | |
208 | C ObjC C++ ObjC++ Joined | |
209 | ||
3390f9c9 | 210 | Winit-self |
7619c085 | 211 | C ObjC C++ ObjC++ Var(warn_init_self) |
3390f9c9 AP |
212 | Warn about variables which are initialized to themselves. |
213 | ||
fef3106c NB |
214 | Wimplicit |
215 | C ObjC C++ ObjC++ | |
216 | ||
217 | Wimplicit-function-declaration | |
7619c085 | 218 | C ObjC Var(mesg_implicit_function_declaration) Init(-1) |
5a170a05 | 219 | Warn about implicit function declarations |
fef3106c NB |
220 | |
221 | Wimplicit-int | |
7619c085 | 222 | C ObjC Var(warn_implicit_int) |
5a170a05 | 223 | Warn when a declaration does not specify a type |
fef3106c NB |
224 | |
225 | Wimport | |
226 | C ObjC C++ ObjC++ | |
bf42e45b | 227 | Deprecated. This switch has no effect. |
fef3106c NB |
228 | |
229 | Winvalid-offsetof | |
7619c085 | 230 | C++ ObjC++ Var(warn_invalid_offsetof) Init(1) |
bae92bf3 | 231 | Warn about invalid uses of the \"offsetof\" macro |
fef3106c NB |
232 | |
233 | Winvalid-pch | |
234 | C ObjC C++ ObjC++ | |
5a170a05 | 235 | Warn about PCH files that are found but not used |
fef3106c NB |
236 | |
237 | Wlong-long | |
7619c085 | 238 | C ObjC C++ ObjC++ Var(warn_long_long) Init(1) |
5a170a05 | 239 | Do not warn about using \"long long\" when -pedantic |
fef3106c NB |
240 | |
241 | Wmain | |
242 | C ObjC | |
5a170a05 | 243 | Warn about suspicious declarations of \"main\" |
fef3106c NB |
244 | |
245 | Wmissing-braces | |
7619c085 | 246 | C ObjC C++ ObjC++ Var(warn_missing_braces) |
5a170a05 | 247 | Warn about possibly missing braces around initializers |
fef3106c NB |
248 | |
249 | Wmissing-declarations | |
7619c085 | 250 | C ObjC Var(warn_missing_declarations) |
5a170a05 | 251 | Warn about global functions without previous declarations |
fef3106c | 252 | |
eaac4679 RS |
253 | Wmissing-field-initializers |
254 | C ObjC C++ ObjC++ Var(warn_missing_field_initializers) Init(-1) | |
255 | Warn about missing fields in struct initializers | |
256 | ||
fef3106c | 257 | Wmissing-format-attribute |
7619c085 | 258 | C ObjC C++ ObjC++ Var(warn_missing_format_attribute) |
5a170a05 | 259 | Warn about functions which might be candidates for format attributes |
fef3106c | 260 | |
b02398bd BE |
261 | Wmissing-include-dirs |
262 | C ObjC C++ ObjC++ | |
263 | Warn about user-specified include directories that do not exist | |
264 | ||
fef3106c | 265 | Wmissing-prototypes |
7619c085 | 266 | C ObjC Var(warn_missing_prototypes) |
5a170a05 | 267 | Warn about global functions without prototypes |
fef3106c NB |
268 | |
269 | Wmultichar | |
270 | C ObjC C++ ObjC++ | |
5a170a05 | 271 | Warn about use of multi-character character constants |
fef3106c NB |
272 | |
273 | Wnested-externs | |
7619c085 | 274 | C ObjC Var(warn_nested_externs) |
5a170a05 | 275 | Warn about \"extern\" declarations not at file scope |
fef3106c NB |
276 | |
277 | Wnon-template-friend | |
7619c085 | 278 | C++ ObjC++ Var(warn_nontemplate_friend) Init(1) |
bae92bf3 | 279 | Warn when non-templatized friend functions are declared within a template |
fef3106c NB |
280 | |
281 | Wnon-virtual-dtor | |
7619c085 | 282 | C++ ObjC++ Var(warn_nonvdtor) |
bae92bf3 | 283 | Warn about non-virtual destructors |
fef3106c NB |
284 | |
285 | Wnonnull | |
7619c085 DD |
286 | C ObjC Var(warn_nonnull) |
287 | Warn about NULL being passed to argument slots marked as requiring non-NULL | |
fef3106c | 288 | |
50668cf6 GK |
289 | Wnormalized= |
290 | C ObjC C++ ObjC++ Joined | |
291 | -Wnormalized=<id|nfc|nfkc> Warn about non-normalised Unicode strings | |
292 | ||
fef3106c | 293 | Wold-style-cast |
7619c085 | 294 | C++ ObjC++ Var(warn_old_style_cast) |
bae92bf3 | 295 | Warn if a C-style cast is used in a program |
fef3106c | 296 | |
c034f121 | 297 | Wold-style-definition |
7619c085 | 298 | C ObjC Var(warn_old_style_definition) |
c034f121 AJ |
299 | Warn if an old-style parameter definition is used |
300 | ||
fef3106c | 301 | Woverloaded-virtual |
7619c085 | 302 | C++ ObjC++ Var(warn_overloaded_virtual) |
bae92bf3 | 303 | Warn about overloaded virtual function names |
fef3106c NB |
304 | |
305 | Wparentheses | |
7619c085 | 306 | C ObjC C++ ObjC++ Var(warn_parentheses) |
5a170a05 | 307 | Warn about possibly missing parentheses |
fef3106c NB |
308 | |
309 | Wpmf-conversions | |
7619c085 | 310 | C++ ObjC++ Var(warn_pmf2ptr) Init(1) |
bae92bf3 | 311 | Warn when converting the type of pointers to member functions |
fef3106c NB |
312 | |
313 | Wpointer-arith | |
7619c085 | 314 | C ObjC C++ ObjC++ Var(warn_pointer_arith) |
5a170a05 | 315 | Warn about function pointer arithmetic |
fef3106c NB |
316 | |
317 | Wprotocol | |
7619c085 | 318 | ObjC ObjC++ Var(warn_protocol) Init(1) |
f2ac9964 | 319 | Warn if inherited methods are unimplemented |
fef3106c NB |
320 | |
321 | Wredundant-decls | |
7619c085 | 322 | C ObjC C++ ObjC++ Var(warn_redundant_decls) |
5a170a05 | 323 | Warn about multiple declarations of the same object |
fef3106c NB |
324 | |
325 | Wreorder | |
7619c085 | 326 | C++ ObjC++ Var(warn_reorder) |
bae92bf3 | 327 | Warn when the compiler reorders code |
fef3106c NB |
328 | |
329 | Wreturn-type | |
330 | C ObjC C++ ObjC++ | |
bae92bf3 | 331 | Warn whenever a function's return type defaults to \"int\" (C), or about inconsistent return types (C++) |
fef3106c NB |
332 | |
333 | Wselector | |
7619c085 | 334 | ObjC ObjC++ Var(warn_selector) |
f2ac9964 | 335 | Warn if a selector has multiple methods |
fef3106c NB |
336 | |
337 | Wsequence-point | |
3ff0c9ed | 338 | C ObjC C++ ObjC++ Var(warn_sequence_point) |
5a170a05 | 339 | Warn about possible violations of sequence point rules |
fef3106c NB |
340 | |
341 | Wsign-compare | |
7619c085 | 342 | C ObjC C++ ObjC++ Var(warn_sign_compare) Init(-1) |
5a170a05 | 343 | Warn about signed-unsigned comparisons |
fef3106c NB |
344 | |
345 | Wsign-promo | |
7619c085 | 346 | C++ ObjC++ Var(warn_sign_promo) |
bae92bf3 | 347 | Warn when overload promotes from unsigned to signed |
fef3106c NB |
348 | |
349 | Wstrict-prototypes | |
7619c085 | 350 | C ObjC Var(warn_strict_prototypes) |
5a170a05 | 351 | Warn about unprototyped function declarations |
fef3106c NB |
352 | |
353 | Wsynth | |
7619c085 | 354 | C++ ObjC++ Var(warn_synth) |
bae92bf3 | 355 | Warn when synthesis behavior differs from Cfront |
fef3106c NB |
356 | |
357 | Wsystem-headers | |
358 | C ObjC C++ ObjC++ | |
72de27ea | 359 | Do not suppress warnings from system headers |
fef3106c NB |
360 | |
361 | Wtraditional | |
7619c085 | 362 | C ObjC Var(warn_traditional) |
72de27ea | 363 | Warn about features not present in traditional C |
fef3106c NB |
364 | |
365 | Wtrigraphs | |
366 | C ObjC C++ ObjC++ | |
72de27ea | 367 | Warn if trigraphs are encountered that might affect the meaning of the program |
fef3106c NB |
368 | |
369 | Wundeclared-selector | |
7619c085 DD |
370 | ObjC ObjC++ Var(warn_undeclared_selector) |
371 | Warn about @selector()s without previously declared methods | |
fef3106c NB |
372 | |
373 | Wundef | |
374 | C ObjC C++ ObjC++ | |
72de27ea | 375 | Warn if an undefined macro is used in an #if directive |
fef3106c NB |
376 | |
377 | Wunknown-pragmas | |
378 | C ObjC C++ ObjC++ | |
5a170a05 | 379 | Warn about unrecognized pragmas |
fef3106c NB |
380 | |
381 | Wunused-macros | |
382 | C ObjC C++ ObjC++ | |
72de27ea | 383 | Warn about macros defined in the main file that are not used |
fef3106c | 384 | |
e5b79219 RH |
385 | Wvariadic-macros |
386 | C ObjC C++ ObjC++ | |
387 | Do not warn about using variadic macros when -pedantic | |
388 | ||
fef3106c NB |
389 | Wwrite-strings |
390 | C ObjC C++ ObjC++ | |
5a170a05 | 391 | Give strings the type \"array of char\" |
fef3106c | 392 | |
f2fd3821 AJ |
393 | Wpointer-sign |
394 | C ObjC Var(warn_pointer_sign) Init(1) | |
395 | Warn when a pointer differs in signedness in an assignment. | |
396 | ||
fef3106c NB |
397 | ansi |
398 | C ObjC C++ ObjC++ | |
3a1e400e | 399 | A synonym for -std=c89 (for C) or -std=c++98 (for C++). |
fef3106c NB |
400 | |
401 | d | |
402 | C ObjC C++ ObjC++ Joined | |
72de27ea | 403 | ; Documented in common.opt. FIXME - what about -dI, -dD, -dN and -dD? |
fef3106c | 404 | |
fef3106c NB |
405 | faccess-control |
406 | C++ ObjC++ | |
bae92bf3 | 407 | Enforce class member access control semantics |
fef3106c NB |
408 | |
409 | fall-virtual | |
410 | C++ ObjC++ | |
411 | ||
412 | falt-external-templates | |
413 | C++ ObjC++ | |
bae92bf3 | 414 | Change when template instances are emitted |
fef3106c NB |
415 | |
416 | fasm | |
417 | C ObjC C++ ObjC++ | |
5a170a05 | 418 | Recognize the \"asm\" keyword |
fef3106c NB |
419 | |
420 | fbuiltin | |
421 | C ObjC C++ ObjC++ | |
5a170a05 | 422 | Recognize built-in functions |
fef3106c NB |
423 | |
424 | fbuiltin- | |
425 | C ObjC C++ ObjC++ Joined | |
426 | ||
427 | fcheck-new | |
428 | C++ ObjC++ | |
bae92bf3 | 429 | Check the return value of new |
fef3106c NB |
430 | |
431 | fcond-mismatch | |
432 | C ObjC C++ ObjC++ | |
5a170a05 | 433 | Allow the arguments of the '?' operator to have different types |
fef3106c NB |
434 | |
435 | fconserve-space | |
436 | C++ ObjC++ | |
bae92bf3 | 437 | Reduce the size of object files |
fef3106c NB |
438 | |
439 | fconst-strings | |
440 | C++ ObjC++ | |
bae92bf3 | 441 | Make string literals \"const char[]\" not \"char[]\" |
fef3106c NB |
442 | |
443 | fconstant-string-class= | |
444 | ObjC ObjC++ Joined | |
f2ac9964 | 445 | -fconst-string-class=<name> Use class <name> for constant strings |
fef3106c NB |
446 | |
447 | fdefault-inline | |
448 | C++ ObjC++ | |
bae92bf3 | 449 | Inline member functions by default |
fef3106c NB |
450 | |
451 | fdollars-in-identifiers | |
452 | C ObjC C++ ObjC++ | |
72de27ea | 453 | Permit '$' as an identifier character |
fef3106c | 454 | |
fef3106c NB |
455 | felide-constructors |
456 | C++ ObjC++ | |
457 | ||
458 | fenforce-eh-specs | |
459 | C++ ObjC++ | |
bae92bf3 | 460 | Generate code to check exception specifications |
fef3106c NB |
461 | |
462 | fenum-int-equiv | |
463 | C++ ObjC++ | |
464 | ||
e6cc3a24 ZW |
465 | fexec-charset= |
466 | C ObjC C++ ObjC++ Joined RejectNegative | |
72de27ea | 467 | -fexec-charset=<cset> Convert all strings and character constants to character set <cset> |
e6cc3a24 | 468 | |
16dd5cfe EC |
469 | finput-charset= |
470 | C ObjC C++ ObjC++ Joined RejectNegative | |
4e994432 | 471 | -finput-charset=<cset> Specify the default character set for source files. |
16dd5cfe EC |
472 | |
473 | ||
fef3106c NB |
474 | fexternal-templates |
475 | C++ ObjC++ | |
476 | ||
477 | ffixed-form | |
478 | C ObjC | |
479 | ||
480 | ffixed-line-length- | |
481 | C ObjC Joined | |
482 | ||
483 | ffor-scope | |
484 | C++ ObjC++ | |
bae92bf3 | 485 | Scope of for-init-statement variables is local to the loop |
fef3106c NB |
486 | |
487 | ffreestanding | |
488 | C ObjC | |
5a170a05 | 489 | Do not assume that standard C libraries and \"main\" exist |
fef3106c NB |
490 | |
491 | fgnu-keywords | |
492 | C++ ObjC++ | |
bae92bf3 | 493 | Recognize GNU-defined keywords |
fef3106c NB |
494 | |
495 | fgnu-runtime | |
496 | ObjC ObjC++ | |
f2ac9964 | 497 | Generate code for GNU runtime environment |
fef3106c NB |
498 | |
499 | fguiding-decls | |
500 | C++ ObjC++ | |
501 | ||
502 | fhandle-exceptions | |
503 | C++ ObjC++ | |
504 | ||
505 | fhonor-std | |
506 | C++ ObjC++ | |
507 | ||
508 | fhosted | |
509 | C ObjC | |
5a170a05 | 510 | Assume normal C execution environment |
fef3106c NB |
511 | |
512 | fhuge-objects | |
513 | C++ ObjC++ | |
bae92bf3 | 514 | Enable support for huge objects |
fef3106c NB |
515 | |
516 | fimplement-inlines | |
517 | C++ ObjC++ | |
bae92bf3 | 518 | Export functions even if they can be inlined |
fef3106c NB |
519 | |
520 | fimplicit-inline-templates | |
521 | C++ ObjC++ | |
bae92bf3 | 522 | Emit implicit instantiations of inline templates |
fef3106c NB |
523 | |
524 | fimplicit-templates | |
525 | C++ ObjC++ | |
bae92bf3 | 526 | Emit implicit instantiations of templates |
fef3106c NB |
527 | |
528 | flabels-ok | |
529 | C++ ObjC++ | |
530 | ||
531 | fms-extensions | |
532 | C ObjC C++ ObjC++ | |
bae92bf3 | 533 | Don't warn about uses of Microsoft extensions |
fef3106c NB |
534 | |
535 | fname-mangling-version- | |
536 | C++ ObjC++ Joined | |
537 | ||
538 | fnew-abi | |
539 | C++ ObjC++ | |
540 | ||
541 | fnext-runtime | |
542 | ObjC ObjC++ | |
264fa2db ZL |
543 | Generate code for NeXT (Apple Mac OS X) runtime environment |
544 | ||
545 | fnil-receivers | |
546 | ObjC ObjC++ | |
547 | Assume that receivers of Objective-C messages may be nil | |
fef3106c NB |
548 | |
549 | fnonansi-builtins | |
550 | C++ ObjC++ | |
551 | ||
552 | fnonnull-objects | |
553 | C++ ObjC++ | |
554 | ||
264fa2db ZL |
555 | fobjc-exceptions |
556 | ObjC ObjC++ | |
557 | Enable Objective-C exception and synchronization syntax | |
558 | ||
093c7153 RH |
559 | fobjc-sjlj-exceptions |
560 | ObjC ObjC++ | |
561 | Enable Objective-C setjmp exception handling runtime | |
562 | ||
fef3106c NB |
563 | foperator-names |
564 | C++ ObjC++ | |
bae92bf3 | 565 | Recognize C++ kewords like \"compl\" and \"xor\" |
fef3106c NB |
566 | |
567 | foptional-diags | |
568 | C++ ObjC++ | |
bae92bf3 | 569 | Enable optional diagnostics |
fef3106c NB |
570 | |
571 | fpch-deps | |
572 | C ObjC C++ ObjC++ | |
573 | ||
c0d578e6 GK |
574 | fpch-preprocess |
575 | C ObjC C++ ObjC++ | |
576 | Look for and use PCH files even when preprocessing | |
577 | ||
fef3106c NB |
578 | fpermissive |
579 | C++ ObjC++ | |
bae92bf3 | 580 | Downgrade conformance errors to warnings |
fef3106c NB |
581 | |
582 | fpreprocessed | |
583 | C ObjC C++ ObjC++ | |
72de27ea | 584 | Treat the input file as already preprocessed |
fef3106c | 585 | |
264fa2db ZL |
586 | freplace-objc-classes |
587 | ObjC ObjC++ | |
588 | Used in Fix-and-Continue mode to indicate that object files may be swapped in at runtime | |
589 | ||
fef3106c NB |
590 | frepo |
591 | C++ ObjC++ | |
bae92bf3 | 592 | Enable automatic template instantiation |
fef3106c NB |
593 | |
594 | frtti | |
595 | C++ ObjC++ | |
bae92bf3 | 596 | Generate run time type descriptor information |
fef3106c NB |
597 | |
598 | fshort-double | |
599 | C ObjC C++ ObjC++ | |
5a170a05 | 600 | Use the same size for double as for float |
fef3106c NB |
601 | |
602 | fshort-enums | |
603 | C ObjC C++ ObjC++ | |
5a170a05 | 604 | Use the narrowest integer type possible for enumeration types |
fef3106c NB |
605 | |
606 | fshort-wchar | |
607 | C ObjC C++ ObjC++ | |
5a170a05 | 608 | Force the underlying type for \"wchar_t\" to be \"unsigned short\" |
fef3106c | 609 | |
fef3106c NB |
610 | fsigned-bitfields |
611 | C ObjC C++ ObjC++ | |
5a170a05 | 612 | When \"signed\" or \"unsigned\" is not given make the bitfield signed |
fef3106c NB |
613 | |
614 | fsigned-char | |
615 | C ObjC C++ ObjC++ | |
5a170a05 | 616 | Make \"char\" signed by default |
fef3106c NB |
617 | |
618 | fsquangle | |
619 | C++ ObjC++ | |
620 | ||
621 | fstats | |
622 | C++ ObjC++ | |
bae92bf3 | 623 | Display statistics accumulated during compilation |
fef3106c NB |
624 | |
625 | fstrict-prototype | |
626 | C++ ObjC++ | |
627 | ||
628 | ftabstop= | |
7b086b11 | 629 | C ObjC C++ ObjC++ Joined RejectNegative UInteger |
72de27ea | 630 | -ftabstop=<number> Distance between tab stops for column reporting |
fef3106c NB |
631 | |
632 | ftemplate-depth- | |
7b086b11 | 633 | C++ ObjC++ Joined RejectNegative UInteger |
bae92bf3 | 634 | -ftemplate-depth-<number> Specify maximum template instantiation depth |
fef3106c NB |
635 | |
636 | fthis-is-variable | |
637 | C++ ObjC++ | |
638 | ||
40aac948 JM |
639 | fthreadsafe-statics |
640 | C++ ObjC++ | |
641 | -fno-threadsafe-statics Do not generate thread-safe code for initializing local statics. | |
642 | ||
fef3106c NB |
643 | funsigned-bitfields |
644 | C ObjC C++ ObjC++ | |
5a170a05 | 645 | When \"signed\" or \"unsigned\" is not given make the bitfield unsigned |
fef3106c NB |
646 | |
647 | funsigned-char | |
648 | C ObjC C++ ObjC++ | |
5a170a05 | 649 | Make \"char\" unsigned by default |
fef3106c NB |
650 | |
651 | fuse-cxa-atexit | |
652 | C++ ObjC++ | |
bae92bf3 | 653 | Use __cxa_atexit to register destructors |
fef3106c | 654 | |
d7afec4b | 655 | fvisibility-inlines-hidden |
d0b07283 | 656 | C++ ObjC++ |
d7afec4b ND |
657 | Marks all inlined methods as having hidden visibility |
658 | ||
fef3106c NB |
659 | fvtable-gc |
660 | C++ ObjC++ | |
bae92bf3 | 661 | Discard unused virtual functions |
fef3106c NB |
662 | |
663 | fvtable-thunks | |
664 | C++ ObjC++ | |
bae92bf3 | 665 | Implement vtables using thunks |
fef3106c NB |
666 | |
667 | fweak | |
668 | C++ ObjC++ | |
bae92bf3 | 669 | Emit common-like symbols as weak symbols |
fef3106c | 670 | |
e6cc3a24 ZW |
671 | fwide-exec-charset= |
672 | C ObjC C++ ObjC++ Joined RejectNegative | |
72de27ea | 673 | -fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset> |
e6cc3a24 | 674 | |
b20d9f0c AO |
675 | fworking-directory |
676 | C ObjC C++ ObjC++ | |
677 | Generate a #line directive pointing at the current working directory | |
678 | ||
fef3106c NB |
679 | fxref |
680 | C++ ObjC++ | |
bae92bf3 | 681 | Emit cross referencing information |
fef3106c | 682 | |
264fa2db ZL |
683 | fzero-link |
684 | ObjC ObjC++ | |
685 | Generate lazy class lookup (via objc_getClass()) for use in Zero-Link mode | |
686 | ||
fef3106c NB |
687 | gen-decls |
688 | ObjC ObjC++ | |
f2ac9964 | 689 | Dump declarations to a .decl file |
fef3106c NB |
690 | |
691 | idirafter | |
692 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 693 | -idirafter <dir> Add <dir> to the end of the system include path |
fef3106c NB |
694 | |
695 | imacros | |
696 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 697 | -imacros <file> Accept definition of macros in <file> |
fef3106c NB |
698 | |
699 | include | |
700 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 701 | -include <file> Include the contents of <file> before other files |
fef3106c NB |
702 | |
703 | iprefix | |
704 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 705 | -iprefix <path> Specify <path> as a prefix for next two options |
fef3106c NB |
706 | |
707 | isysroot | |
708 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 709 | -isysroot <dir> Set <dir> to be the system root directory |
fef3106c NB |
710 | |
711 | isystem | |
712 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 713 | -isystem <dir> Add <dir> to the start of the system include path |
fef3106c | 714 | |
4bed3787 MS |
715 | iquote |
716 | C ObjC C++ ObjC++ Joined Separate | |
717 | -iquote <dir> Add <dir> to the end of the quote include path | |
718 | ||
fef3106c NB |
719 | iwithprefix |
720 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 721 | -iwithprefix <dir> Add <dir> to the end of the system include path |
fef3106c NB |
722 | |
723 | iwithprefixbefore | |
724 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 725 | -iwithprefixbefore <dir> Add <dir> to the end of the main include path |
fef3106c NB |
726 | |
727 | lang-asm | |
f2ac9964 | 728 | C Undocumented |
fef3106c NB |
729 | |
730 | lang-objc | |
f2ac9964 | 731 | C ObjC C++ ObjC++ Undocumented |
fef3106c NB |
732 | |
733 | nostdinc | |
734 | C ObjC C++ ObjC++ | |
72de27ea | 735 | Do not search standard system include directories (those specified with -isystem will still be used) |
fef3106c NB |
736 | |
737 | nostdinc++ | |
72de27ea NB |
738 | C++ ObjC++ |
739 | Do not search standard system include directories for C++ | |
fef3106c NB |
740 | |
741 | o | |
742 | C ObjC C++ ObjC++ Joined Separate | |
72de27ea | 743 | ; Documented in common.opt |
fef3106c NB |
744 | |
745 | pedantic | |
746 | C ObjC C++ ObjC++ | |
72de27ea | 747 | ; Documented in common.opt |
fef3106c NB |
748 | |
749 | pedantic-errors | |
750 | C ObjC C++ ObjC++ | |
72de27ea | 751 | ; Documented in common.opt |
fef3106c NB |
752 | |
753 | print-objc-runtime-info | |
754 | ObjC ObjC++ | |
f2ac9964 | 755 | Generate C header of platform-specific features |
fef3106c NB |
756 | |
757 | remap | |
758 | C ObjC C++ ObjC++ | |
72de27ea | 759 | Remap file names when including files |
fef3106c NB |
760 | |
761 | std=c++98 | |
762 | C++ ObjC++ | |
72de27ea | 763 | Conform to the ISO 1998 C++ standard |
fef3106c NB |
764 | |
765 | std=c89 | |
766 | C ObjC | |
72de27ea | 767 | Conform to the ISO 1990 C standard |
fef3106c NB |
768 | |
769 | std=c99 | |
770 | C ObjC | |
72de27ea | 771 | Conform to the ISO 1999 C standard |
fef3106c NB |
772 | |
773 | std=c9x | |
774 | C ObjC | |
72de27ea | 775 | Deprecated in favor of -std=c99 |
fef3106c NB |
776 | |
777 | std=gnu++98 | |
778 | C++ ObjC++ | |
72de27ea | 779 | Conform to the ISO 1998 C++ standard with GNU extensions |
fef3106c NB |
780 | |
781 | std=gnu89 | |
782 | C ObjC | |
72de27ea | 783 | Conform to the ISO 1990 C standard with GNU extensions |
fef3106c NB |
784 | |
785 | std=gnu99 | |
786 | C ObjC | |
72de27ea | 787 | Conform to the ISO 1999 C standard with GNU extensions |
fef3106c NB |
788 | |
789 | std=gnu9x | |
790 | C ObjC | |
72de27ea | 791 | Deprecated in favor of -std=gnu99 |
fef3106c NB |
792 | |
793 | std=iso9899:1990 | |
794 | C ObjC | |
3a1e400e | 795 | Conform to the ISO 1990 C standard |
fef3106c NB |
796 | |
797 | std=iso9899:199409 | |
798 | C ObjC | |
72de27ea | 799 | Conform to the ISO 1990 C standard as amended in 1994 |
fef3106c NB |
800 | |
801 | std=iso9899:1999 | |
802 | C ObjC | |
3a1e400e | 803 | Conform to the ISO 1999 C standard |
fef3106c NB |
804 | |
805 | std=iso9899:199x | |
806 | C ObjC | |
3a1e400e | 807 | Deprecated in favor of -std=iso9899:1999 |
fef3106c NB |
808 | |
809 | traditional-cpp | |
810 | C ObjC C++ ObjC++ | |
72de27ea | 811 | Enable traditional preprocessing |
fef3106c NB |
812 | |
813 | trigraphs | |
814 | C ObjC C++ ObjC++ | |
72de27ea | 815 | -trigraphs Support ISO C trigraphs |
fef3106c NB |
816 | |
817 | undef | |
818 | C ObjC C++ ObjC++ | |
72de27ea | 819 | Do not predefine system-specific and GCC-specific macros |
fef3106c NB |
820 | |
821 | v | |
822 | C ObjC C++ ObjC++ | |
72de27ea | 823 | Enable verbose output |
fef3106c NB |
824 | |
825 | w | |
826 | C ObjC C++ ObjC++ | |
72de27ea | 827 | ; Documented in common.opt |
e11a4ae5 NB |
828 | |
829 | ; This comment is to ensure we retain the blank line above. |