1 /* Parse and display command line options.
2 Copyright (C) 2000-2017 Free Software Foundation, Inc.
3 Contributed by Andy Vaught
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
23 #include "coretypes.h"
27 #include "diagnostic.h" /* For global_dc. */
29 #include "toplev.h" /* For save_decoded_options. */
31 #include "langhooks.h"
33 gfc_option_t gfc_option
;
36 /* Set flags that control warnings and errors for different
37 Fortran standards to their default values. Keep in sync with
38 libgfortran/runtime/compile_options.c (init_compile_options). */
41 set_default_std_flags (void)
43 gfc_option
.allow_std
= GFC_STD_F95_OBS
| GFC_STD_F95_DEL
44 | GFC_STD_F2003
| GFC_STD_F2008
| GFC_STD_F95
| GFC_STD_F77
45 | GFC_STD_F2008_OBS
| GFC_STD_F2008_TS
| GFC_STD_GNU
| GFC_STD_LEGACY
;
46 gfc_option
.warn_std
= GFC_STD_F95_DEL
| GFC_STD_LEGACY
;
50 /* Set all the DEC extension flags. */
53 set_dec_flags (int value
)
57 /* Allow legacy code without warnings. */
58 gfc_option
.allow_std
|= GFC_STD_F95_OBS
| GFC_STD_F95_DEL
59 | GFC_STD_GNU
| GFC_STD_LEGACY
;
60 gfc_option
.warn_std
&= ~(GFC_STD_LEGACY
| GFC_STD_F95_DEL
);
63 /* Set other DEC compatibility extensions. */
64 flag_dollar_ok
|= value
;
65 flag_cray_pointer
|= value
;
66 flag_dec_structure
|= value
;
67 flag_dec_intrinsic_ints
|= value
;
68 flag_dec_static
|= value
;
69 flag_dec_math
|= value
;
73 /* Return language mask for Fortran options. */
76 gfc_option_lang_mask (void)
81 /* Initialize options structure OPTS. */
84 gfc_init_options_struct (struct gcc_options
*opts
)
86 opts
->x_flag_errno_math
= 0;
87 opts
->frontend_set_flag_errno_math
= true;
88 opts
->x_flag_associative_math
= -1;
89 opts
->frontend_set_flag_associative_math
= true;
92 /* Get ready for options handling. Keep in sync with
93 libgfortran/runtime/compile_options.c (init_compile_options). */
96 gfc_init_options (unsigned int decoded_options_count
,
97 struct cl_decoded_option
*decoded_options
)
99 gfc_source_file
= NULL
;
100 gfc_option
.module_dir
= NULL
;
101 gfc_option
.source_form
= FORM_UNKNOWN
;
102 gfc_option
.max_continue_fixed
= 255;
103 gfc_option
.max_continue_free
= 255;
104 gfc_option
.max_identifier_length
= GFC_MAX_SYMBOL_LEN
;
105 gfc_option
.max_errors
= 25;
107 gfc_option
.flag_preprocessed
= 0;
108 gfc_option
.flag_d_lines
= -1;
109 gfc_option
.flag_init_integer
= GFC_INIT_INTEGER_OFF
;
110 gfc_option
.flag_init_integer_value
= 0;
111 gfc_option
.flag_init_logical
= GFC_INIT_LOGICAL_OFF
;
112 gfc_option
.flag_init_character
= GFC_INIT_CHARACTER_OFF
;
113 gfc_option
.flag_init_character_value
= (char)0;
116 /* All except GFC_FPE_INEXACT. */
117 gfc_option
.fpe_summary
= GFC_FPE_INVALID
| GFC_FPE_DENORMAL
118 | GFC_FPE_ZERO
| GFC_FPE_OVERFLOW
120 gfc_option
.rtcheck
= 0;
122 /* ??? Wmissing-include-dirs is disabled by default in C/C++ but
123 enabled by default in Fortran. Ideally, we should express this
124 in .opt, but that is not supported yet. */
125 if (!global_options_set
.x_cpp_warn_missing_include_dirs
)
126 global_options
.x_cpp_warn_missing_include_dirs
= 1;
130 set_default_std_flags ();
132 /* Initialize cpp-related options. */
133 gfc_cpp_init_options (decoded_options_count
, decoded_options
);
134 gfc_diagnostics_init ();
138 /* Determine the source form from the filename extension. We assume
139 case insensitivity. */
141 static gfc_source_form
142 form_from_filename (const char *filename
)
146 const char *extension
;
147 gfc_source_form form
;
174 }; /* sentinel value */
176 gfc_source_form f_form
;
180 /* Find end of file name. Note, filename is either a NULL pointer or
181 a NUL terminated string. */
183 while (filename
[i
] != '\0')
186 /* Find last period. */
187 while (i
>= 0 && (filename
[i
] != '.'))
190 /* Did we see a file extension? */
192 return FORM_UNKNOWN
; /* Nope */
194 /* Get file extension and compare it to others. */
195 fileext
= &(filename
[i
]);
198 f_form
= FORM_UNKNOWN
;
202 if (strcasecmp (fileext
, exttype
[i
].extension
) == 0)
204 f_form
= exttype
[i
].form
;
208 while (exttype
[i
].form
!= FORM_UNKNOWN
);
214 /* Finalize commandline options. */
217 gfc_post_options (const char **pfilename
)
219 const char *filename
= *pfilename
, *canon_source_file
= NULL
;
223 /* Excess precision other than "fast" requires front-end
225 if (flag_excess_precision_cmdline
== EXCESS_PRECISION_STANDARD
)
226 sorry ("-fexcess-precision=standard for Fortran");
227 flag_excess_precision_cmdline
= EXCESS_PRECISION_FAST
;
229 /* Fortran allows associative math - but we cannot reassociate if
230 we want traps or signed zeros. Cf. also flag_protect_parens. */
231 if (flag_associative_math
== -1)
232 flag_associative_math
= (!flag_trapping_math
&& !flag_signed_zeros
);
234 if (flag_protect_parens
== -1)
235 flag_protect_parens
= !optimize_fast
;
237 /* -Ofast sets implies -fstack-arrays unless an explicit size is set for
239 if (flag_stack_arrays
== -1 && flag_max_stack_var_size
== -2)
240 flag_stack_arrays
= optimize_fast
;
242 /* By default, disable (re)allocation during assignment for -std=f95,
243 and enable it for F2003/F2008/GNU/Legacy. */
244 if (flag_realloc_lhs
== -1)
246 if (gfc_option
.allow_std
& GFC_STD_F2003
)
247 flag_realloc_lhs
= 1;
249 flag_realloc_lhs
= 0;
252 /* -fbounds-check is equivalent to -fcheck=bounds */
253 if (flag_bounds_check
)
254 gfc_option
.rtcheck
|= GFC_RTCHECK_BOUNDS
;
256 if (flag_compare_debug
)
257 flag_dump_fortran_original
= 0;
259 /* Make -fmax-errors visible to gfortran's diagnostic machinery. */
260 if (global_options_set
.x_flag_max_errors
)
261 gfc_option
.max_errors
= flag_max_errors
;
263 /* Verify the input file name. */
264 if (!filename
|| strcmp (filename
, "-") == 0)
269 if (gfc_option
.flag_preprocessed
)
271 /* For preprocessed files, if the first tokens are of the form # NUM.
272 handle the directives so we know the original file name. */
273 gfc_source_file
= gfc_read_orig_filename (filename
, &canon_source_file
);
274 if (gfc_source_file
== NULL
)
275 gfc_source_file
= filename
;
277 *pfilename
= gfc_source_file
;
280 gfc_source_file
= filename
;
282 if (canon_source_file
== NULL
)
283 canon_source_file
= gfc_source_file
;
285 /* Adds the path where the source file is to the list of include files. */
287 i
= strlen (canon_source_file
);
288 while (i
> 0 && !IS_DIR_SEPARATOR (canon_source_file
[i
]))
293 source_path
= (char *) alloca (i
+ 1);
294 memcpy (source_path
, canon_source_file
, i
);
296 gfc_add_include_path (source_path
, true, true, true);
299 gfc_add_include_path (".", true, true, true);
301 if (canon_source_file
!= gfc_source_file
)
302 free (CONST_CAST (char *, canon_source_file
));
304 /* Decide which form the file will be read in as. */
306 if (gfc_option
.source_form
!= FORM_UNKNOWN
)
307 gfc_current_form
= gfc_option
.source_form
;
310 gfc_current_form
= form_from_filename (filename
);
312 if (gfc_current_form
== FORM_UNKNOWN
)
314 gfc_current_form
= FORM_FREE
;
315 gfc_warning_now (0, "Reading file %qs as free form",
316 (filename
[0] == '\0') ? "<stdin>" : filename
);
320 /* If the user specified -fd-lines-as-{code|comments} verify that we're
322 if (gfc_current_form
== FORM_FREE
)
324 if (gfc_option
.flag_d_lines
== 0)
325 gfc_warning_now (0, "%<-fd-lines-as-comments%> has no effect "
327 else if (gfc_option
.flag_d_lines
== 1)
328 gfc_warning_now (0, "%<-fd-lines-as-code%> has no effect in free form");
330 if (warn_line_truncation
== -1)
331 warn_line_truncation
= 1;
333 /* Enable -Werror=line-truncation when -Werror and -Wno-error have
335 if (warn_line_truncation
&& !global_options_set
.x_warnings_are_errors
336 && (global_dc
->classify_diagnostic
[OPT_Wline_truncation
] ==
338 diagnostic_classify_diagnostic (global_dc
, OPT_Wline_truncation
,
339 DK_ERROR
, UNKNOWN_LOCATION
);
343 /* With -fdec, set -fd-lines-as-comments by default in fixed form. */
344 if (flag_dec
&& gfc_option
.flag_d_lines
== -1)
345 gfc_option
.flag_d_lines
= 0;
347 if (warn_line_truncation
== -1)
348 warn_line_truncation
= 0;
351 /* If -pedantic, warn about the use of GNU extensions. */
352 if (pedantic
&& (gfc_option
.allow_std
& GFC_STD_GNU
) != 0)
353 gfc_option
.warn_std
|= GFC_STD_GNU
;
354 /* -std=legacy -pedantic is effectively -std=gnu. */
355 if (pedantic
&& (gfc_option
.allow_std
& GFC_STD_LEGACY
) != 0)
356 gfc_option
.warn_std
|= GFC_STD_F95_OBS
| GFC_STD_F95_DEL
| GFC_STD_LEGACY
;
358 /* If the user didn't explicitly specify -f(no)-second-underscore we
359 use it if we're trying to be compatible with f2c, and not
361 if (flag_second_underscore
== -1)
362 flag_second_underscore
= flag_f2c
;
364 if (!flag_automatic
&& flag_max_stack_var_size
!= -2
365 && flag_max_stack_var_size
!= 0)
366 gfc_warning_now (0, "Flag %<-fno-automatic%> overwrites %<-fmax-stack-var-size=%d%>",
367 flag_max_stack_var_size
);
368 else if (!flag_automatic
&& flag_recursive
)
369 gfc_warning_now (0, "Flag %<-fno-automatic%> overwrites %<-frecursive%>");
370 else if (!flag_automatic
&& flag_openmp
)
371 gfc_warning_now (0, "Flag %<-fno-automatic%> overwrites %<-frecursive%> implied by "
373 else if (flag_max_stack_var_size
!= -2 && flag_recursive
)
374 gfc_warning_now (0, "Flag %<-frecursive%> overwrites %<-fmax-stack-var-size=%d%>",
375 flag_max_stack_var_size
);
376 else if (flag_max_stack_var_size
!= -2 && flag_openmp
)
377 gfc_warning_now (0, "Flag %<-fmax-stack-var-size=%d%> overwrites %<-frecursive%> "
378 "implied by %<-fopenmp%>", flag_max_stack_var_size
);
380 /* Implement -frecursive as -fmax-stack-var-size=-1. */
382 flag_max_stack_var_size
= -1;
384 /* Implied -frecursive; implemented as -fmax-stack-var-size=-1. */
385 if (flag_max_stack_var_size
== -2 && flag_openmp
&& flag_automatic
)
388 flag_max_stack_var_size
= -1;
391 /* Set flag_stack_arrays correctly. */
392 if (flag_stack_arrays
== -1)
393 flag_stack_arrays
= 0;
396 if (flag_max_stack_var_size
== -2)
397 flag_max_stack_var_size
= 32768;
399 /* Implement -fno-automatic as -fmax-stack-var-size=0. */
401 flag_max_stack_var_size
= 0;
403 /* If the user did not specify an inline matmul limit, inline up to the BLAS
404 limit or up to 30 if no external BLAS is specified. */
406 if (flag_inline_matmul_limit
< 0)
408 if (flag_external_blas
)
409 flag_inline_matmul_limit
= flag_blas_matmul_limit
;
411 flag_inline_matmul_limit
= 30;
414 /* Optimization implies front end optimization, unless the user
415 specified it directly. */
417 if (flag_frontend_optimize
== -1)
418 flag_frontend_optimize
= optimize
;
420 /* Same for front end loop interchange. */
422 if (flag_frontend_loop_interchange
== -1)
423 flag_frontend_loop_interchange
= optimize
;
425 if (flag_max_array_constructor
< 65535)
426 flag_max_array_constructor
= 65535;
428 if (flag_fixed_line_length
!= 0 && flag_fixed_line_length
< 7)
429 gfc_fatal_error ("Fixed line length must be at least seven");
431 if (flag_free_line_length
!= 0 && flag_free_line_length
< 4)
432 gfc_fatal_error ("Free line length must be at least three");
434 if (flag_max_subrecord_length
> MAX_SUBRECORD_LENGTH
)
435 gfc_fatal_error ("Maximum subrecord length cannot exceed %d",
436 MAX_SUBRECORD_LENGTH
);
438 if (warn_return_type
== -1)
439 warn_return_type
= 0;
441 gfc_cpp_post_options ();
443 if (gfc_option
.allow_std
& GFC_STD_F2008
)
444 lang_hooks
.name
= "GNU Fortran2008";
445 else if (gfc_option
.allow_std
& GFC_STD_F2003
)
446 lang_hooks
.name
= "GNU Fortran2003";
448 return gfc_cpp_preprocess_only ();
453 gfc_handle_module_path_options (const char *arg
)
456 if (gfc_option
.module_dir
!= NULL
)
457 gfc_fatal_error ("gfortran: Only one %<-J%> option allowed");
459 gfc_option
.module_dir
= XCNEWVEC (char, strlen (arg
) + 2);
460 strcpy (gfc_option
.module_dir
, arg
);
462 gfc_add_include_path (gfc_option
.module_dir
, true, false, true);
464 strcat (gfc_option
.module_dir
, "/");
468 /* Handle options -ffpe-trap= and -ffpe-summary=. */
471 gfc_handle_fpe_option (const char *arg
, bool trap
)
473 int result
, pos
= 0, n
;
474 /* precision is a backwards compatibility alias for inexact. */
475 static const char * const exception
[] = { "invalid", "denormal", "zero",
476 "overflow", "underflow",
477 "inexact", "precision", NULL
};
478 static const int opt_exception
[] = { GFC_FPE_INVALID
, GFC_FPE_DENORMAL
,
479 GFC_FPE_ZERO
, GFC_FPE_OVERFLOW
,
480 GFC_FPE_UNDERFLOW
, GFC_FPE_INEXACT
,
484 /* As the default for -ffpe-summary= is nonzero, set it to 0. */
486 gfc_option
.fpe_summary
= 0;
493 while (arg
[pos
] && arg
[pos
] != ',')
497 if (!trap
&& strncmp ("none", arg
, pos
) == 0)
499 gfc_option
.fpe_summary
= 0;
504 else if (!trap
&& strncmp ("all", arg
, pos
) == 0)
506 gfc_option
.fpe_summary
= GFC_FPE_INVALID
| GFC_FPE_DENORMAL
507 | GFC_FPE_ZERO
| GFC_FPE_OVERFLOW
508 | GFC_FPE_UNDERFLOW
| GFC_FPE_INEXACT
;
514 for (n
= 0; exception
[n
] != NULL
; n
++)
516 if (exception
[n
] && strncmp (exception
[n
], arg
, pos
) == 0)
519 gfc_option
.fpe
|= opt_exception
[n
];
521 gfc_option
.fpe_summary
|= opt_exception
[n
];
528 if (!result
&& !trap
)
529 gfc_fatal_error ("Argument to %<-ffpe-trap%> is not valid: %s", arg
);
531 gfc_fatal_error ("Argument to %<-ffpe-summary%> is not valid: %s", arg
);
538 gfc_handle_runtime_check_option (const char *arg
)
540 int result
, pos
= 0, n
;
541 static const char * const optname
[] = { "all", "bounds", "array-temps",
542 "recursion", "do", "pointer",
544 static const int optmask
[] = { GFC_RTCHECK_ALL
, GFC_RTCHECK_BOUNDS
,
545 GFC_RTCHECK_ARRAY_TEMPS
,
546 GFC_RTCHECK_RECURSION
, GFC_RTCHECK_DO
,
547 GFC_RTCHECK_POINTER
, GFC_RTCHECK_MEM
,
555 while (arg
[pos
] && arg
[pos
] != ',')
559 for (n
= 0; optname
[n
] != NULL
; n
++)
561 if (optname
[n
] && strncmp (optname
[n
], arg
, pos
) == 0)
563 gfc_option
.rtcheck
|= optmask
[n
];
569 else if (optname
[n
] && pos
> 3 && strncmp ("no-", arg
, 3) == 0
570 && strncmp (optname
[n
], arg
+3, pos
-3) == 0)
572 gfc_option
.rtcheck
&= ~optmask
[n
];
580 gfc_fatal_error ("Argument to %<-fcheck%> is not valid: %s", arg
);
585 /* Handle command-line options. Returns 0 if unrecognized, 1 if
586 recognized and handled. */
589 gfc_handle_option (size_t scode
, const char *arg
, int value
,
590 int kind ATTRIBUTE_UNUSED
, location_t loc ATTRIBUTE_UNUSED
,
591 const struct cl_option_handlers
*handlers ATTRIBUTE_UNUSED
)
594 enum opt_code code
= (enum opt_code
) scode
;
596 if (gfc_cpp_handle_option (scode
, arg
, value
) == 1)
602 if (cl_options
[code
].flags
& gfc_option_lang_mask ())
607 case OPT_fcheck_array_temporaries
:
608 gfc_option
.rtcheck
|= GFC_RTCHECK_ARRAY_TEMPS
;
611 case OPT_fd_lines_as_code
:
612 gfc_option
.flag_d_lines
= 1;
615 case OPT_fd_lines_as_comments
:
616 gfc_option
.flag_d_lines
= 0;
619 case OPT_ffixed_form
:
620 gfc_option
.source_form
= FORM_FIXED
;
624 gfc_option
.source_form
= FORM_FREE
;
627 case OPT_static_libgfortran
:
628 #ifndef HAVE_LD_STATIC_DYNAMIC
629 gfc_fatal_error ("%<-static-libgfortran%> is not supported in this "
634 case OPT_fintrinsic_modules_path
:
635 case OPT_fintrinsic_modules_path_
:
637 /* This is needed because omp_lib.h is in a directory together
638 with intrinsic modules. Do no warn because during testing
639 without an installed compiler, we would get lots of bogus
640 warnings for a missing include directory. */
641 gfc_add_include_path (arg
, false, false, false);
643 gfc_add_intrinsic_modules_path (arg
);
646 case OPT_fpreprocessed
:
647 gfc_option
.flag_preprocessed
= value
;
650 case OPT_fmax_identifier_length_
:
651 if (value
> GFC_MAX_SYMBOL_LEN
)
652 gfc_fatal_error ("Maximum supported identifier length is %d",
654 gfc_option
.max_identifier_length
= value
;
657 case OPT_finit_local_zero
:
658 gfc_option
.flag_init_integer
= GFC_INIT_INTEGER_ON
;
659 gfc_option
.flag_init_integer_value
= 0;
660 flag_init_real
= GFC_INIT_REAL_ZERO
;
661 gfc_option
.flag_init_logical
= GFC_INIT_LOGICAL_FALSE
;
662 gfc_option
.flag_init_character
= GFC_INIT_CHARACTER_ON
;
663 gfc_option
.flag_init_character_value
= (char)0;
666 case OPT_finit_logical_
:
667 if (!strcasecmp (arg
, "false"))
668 gfc_option
.flag_init_logical
= GFC_INIT_LOGICAL_FALSE
;
669 else if (!strcasecmp (arg
, "true"))
670 gfc_option
.flag_init_logical
= GFC_INIT_LOGICAL_TRUE
;
672 gfc_fatal_error ("Unrecognized option to %<-finit-logical%>: %s",
676 case OPT_finit_integer_
:
677 gfc_option
.flag_init_integer
= GFC_INIT_INTEGER_ON
;
678 gfc_option
.flag_init_integer_value
= atoi (arg
);
681 case OPT_finit_character_
:
682 if (value
>= 0 && value
<= 127)
684 gfc_option
.flag_init_character
= GFC_INIT_CHARACTER_ON
;
685 gfc_option
.flag_init_character_value
= (char)value
;
688 gfc_fatal_error ("The value of n in %<-finit-character=n%> must be "
689 "between 0 and 127");
693 gfc_add_include_path (arg
, true, false, true);
697 gfc_handle_module_path_options (arg
);
701 gfc_handle_fpe_option (arg
, true);
704 case OPT_ffpe_summary_
:
705 gfc_handle_fpe_option (arg
, false);
709 gfc_option
.allow_std
= GFC_STD_F95_OBS
| GFC_STD_F95
| GFC_STD_F77
711 gfc_option
.warn_std
= GFC_STD_F95_OBS
;
712 gfc_option
.max_continue_fixed
= 19;
713 gfc_option
.max_continue_free
= 39;
714 gfc_option
.max_identifier_length
= 31;
720 gfc_option
.allow_std
= GFC_STD_F95_OBS
| GFC_STD_F77
721 | GFC_STD_F2003
| GFC_STD_F95
| GFC_STD_F2008_OBS
;
722 gfc_option
.warn_std
= GFC_STD_F95_OBS
;
723 gfc_option
.max_identifier_length
= 63;
729 gfc_option
.allow_std
= GFC_STD_F95_OBS
| GFC_STD_F77
730 | GFC_STD_F2003
| GFC_STD_F95
| GFC_STD_F2008
| GFC_STD_F2008_OBS
;
731 gfc_option
.warn_std
= GFC_STD_F95_OBS
| GFC_STD_F2008_OBS
;
732 gfc_option
.max_identifier_length
= 63;
737 case OPT_std_f2008ts
:
738 gfc_option
.allow_std
= GFC_STD_F95_OBS
| GFC_STD_F77
739 | GFC_STD_F2003
| GFC_STD_F95
| GFC_STD_F2008
| GFC_STD_F2008_OBS
741 gfc_option
.warn_std
= GFC_STD_F95_OBS
| GFC_STD_F2008_OBS
;
742 gfc_option
.max_identifier_length
= 63;
748 set_default_std_flags ();
752 set_default_std_flags ();
753 gfc_option
.warn_std
= 0;
756 case OPT_fshort_enums
:
757 /* Handled in language-independent code. */
761 gfc_handle_runtime_check_option (arg
);
765 /* Enable all DEC extensions. */
769 case OPT_fdec_structure
:
770 flag_dec_structure
= 1;
774 Fortran_handle_option_auto (&global_options
, &global_options_set
,
776 gfc_option_lang_mask (), kind
,
777 loc
, handlers
, global_dc
);
782 /* Return a string with the options passed to the compiler; used for
783 Fortran's compiler_options() intrinsic. */
786 gfc_get_option_string (void)
792 /* Allocate and return a one-character string with '\0'. */
793 if (!save_decoded_options_count
)
794 return XCNEWVEC (char, 1);
796 /* Determine required string length. */
799 for (j
= 1; j
< save_decoded_options_count
; j
++)
801 switch (save_decoded_options
[j
].opt_index
)
810 case OPT_fintrinsic_modules_path
:
811 case OPT_fintrinsic_modules_path_
:
815 /* Ignore file names. */
816 if (save_decoded_options
[j
].orig_option_with_args_text
[0] == '-')
818 + strlen (save_decoded_options
[j
].orig_option_with_args_text
);
822 result
= XCNEWVEC (char, len
);
825 for (j
= 1; j
< save_decoded_options_count
; j
++)
827 switch (save_decoded_options
[j
].opt_index
)
836 case OPT_fintrinsic_modules_path
:
837 case OPT_fintrinsic_modules_path_
:
842 /* Use "-cpp" rather than "-cpp=<temporary file>". */
847 /* Ignore file names. */
848 if (save_decoded_options
[j
].orig_option_with_args_text
[0] != '-')
851 len
= strlen (save_decoded_options
[j
].orig_option_with_args_text
);
854 memcpy (&result
[pos
], save_decoded_options
[j
].orig_option_with_args_text
, len
);
859 result
[--pos
] = '\0';