Mercurial > hg > CbC > CbC_gcc
view gcc/gccspec.c @ 15:11a6cbe2d14c
The configure script which is produced from configure.ac was changed.
but this script cannot be generated in this repository.
You can use GCC's original subversion repository to generate it.
See CbC-memo.ja.
And _CbC_return's nested function was made supporting any
return type.
author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
---|---|
date | Thu, 24 Sep 2009 12:44:28 +0900 |
parents | a06113de4d67 |
children | f6334be47118 |
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/* Specific flags and argument handling of the C front-end. Copyright (C) 1999, 2001, 2003, 2007 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #include "config.h" #include "system.h" #include "coretypes.h" #include "tm.h" #include "gcc.h" /* Filter argc and argv before processing by the gcc driver proper. */ void lang_specific_driver (int *in_argc ATTRIBUTE_UNUSED, const char *const **in_argv ATTRIBUTE_UNUSED, int *in_added_libraries ATTRIBUTE_UNUSED) { /* Systems which use the NeXT runtime by default should arrange for the shared libgcc to be used when -fgnu-runtime is passed through specs. */ #if defined(ENABLE_SHARED_LIBGCC) && ! defined(NEXT_OBJC_RUNTIME) int i; /* The new argument list will be contained in this. */ const char **arglist; /* True if we should add -shared-libgcc to the command-line. */ int shared_libgcc = 0; /* The total number of arguments with the new stuff. */ int argc; /* The argument list. */ const char *const *argv; argc = *in_argc; argv = *in_argv; for (i = 1; i < argc; i++) { if (argv[i][0] == '-') { if (strcmp (argv[i], "-static-libgcc") == 0 || strcmp (argv[i], "-static") == 0) return; } else { int len; /* If the filename ends in .m or .mi, we are compiling ObjC and want to pass -shared-libgcc. */ len = strlen (argv[i]); if ((len > 2 && argv[i][len - 2] == '.' && argv[i][len - 1] == 'm') || (len > 3 && argv[i][len - 3] == '.' && argv[i][len - 2] == 'm' && argv[i][len - 1] == 'i')) shared_libgcc = 1; } } if (shared_libgcc) { /* Make sure to have room for the trailing NULL argument. */ arglist = XNEWVEC (const char *, argc + 2); i = 0; do { arglist[i] = argv[i]; i++; } while (i < argc); arglist[i++] = "-shared-libgcc"; arglist[i] = NULL; *in_argc = i; *in_argv = arglist; } #endif } /* Called before linking. Returns 0 on success and -1 on failure. */ int lang_specific_pre_link (void) { return 0; /* Not used for C. */ } /* Number of extra output files that lang_specific_pre_link may generate. */ int lang_specific_extra_outfiles = 0; /* Not used for C. */