diff options
| author | bonzini <bonzini@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-03-27 09:46:19 +0000 |
|---|---|---|
| committer | bonzini <bonzini@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-03-27 09:46:19 +0000 |
| commit | b9146087cb069e6e6ea76d63008a8fdb8feef476 (patch) | |
| tree | 734204d9b6817a2ec9a938bd0eb3536db216b649 /gcc/configure.ac | |
| parent | 4add9df0da7cb40e58443029b11efc55a1841dd8 (diff) | |
| download | gcc-b9146087cb069e6e6ea76d63008a8fdb8feef476.tar.gz | |
config:
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* extensions.m4: New.
gcc:
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Replace custom __GNU_SOURCE test with
AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
* aclocal.m4: Regenerate.
* configure: Regenerate.
* config.in: Regenerate.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@133635 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/configure.ac')
| -rw-r--r-- | gcc/configure.ac | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index a0351bd40a6..10e6a9eca58 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -297,6 +297,7 @@ AC_SUBST(CFLAGS) # Check C compiler features # ------------------------- +AC_USE_SYSTEM_EXTENSIONS AC_PROG_CPP AC_C_INLINE @@ -896,20 +897,6 @@ fi # Checks for C headers # -------------------- -AC_MSG_CHECKING(for GNU C library) -AC_CACHE_VAL(gcc_cv_glibc, -[AC_COMPILE_IFELSE([AC_LANG_PROGRAM( - [[#include <features.h>]], [[ -#if ! (defined __GLIBC__ || defined __GNU_LIBRARY__) -#error Not a GNU C library system -#endif]])], - [gcc_cv_glibc=yes], - [gcc_cv_glibc=no])]) -AC_MSG_RESULT($gcc_cv_glibc) -if test $gcc_cv_glibc = yes; then - AC_DEFINE(_GNU_SOURCE, 1, [Always define this when using the GNU C Library]) -fi - # Need to reject headers which give warnings, so that the -Werror bootstrap # works later. *sigh* This needs to come before all header checks. AC_PROG_CPP_WERROR |