diff options
Diffstat (limited to 'sysdeps/i386/configure.in')
| -rw-r--r-- | sysdeps/i386/configure.in | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sysdeps/i386/configure.in b/sysdeps/i386/configure.in index 12dceaf844..9fc7fa59fe 100644 --- a/sysdeps/i386/configure.in +++ b/sysdeps/i386/configure.in @@ -47,3 +47,11 @@ fi]) if test $libc_cv_cc_sse4 = yes; then AC_DEFINE(HAVE_SSE4_SUPPORT) fi + +dnl Check if -Wa,-mtune=i686 works. +AC_CACHE_CHECK(for assembler -mtune=i686 support, libc_cv_as_i686, [dnl +if AC_TRY_COMMAND([${CC-cc} -Wa,-mtune=i686 -xc /dev/null -S -o /dev/null]); then + libc_cv_as_i686=yes +else + libc_cv_as_i686=no +fi]) |