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| author | Caolán McNamara <caolanm@redhat.com> | 2011-08-04 17:05:45 +0100 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2011-08-04 17:05:45 +0100 |
| commit | b83057f6a8fd6fd3bf547d3b725f3031e9974b12 (patch) | |
| tree | 0f8e1fa3feeb2c941efe72541e8249804741d6ba /configure.in | |
| parent | a1e9dea1ff4a584d331c04ef03275c0dc07af078 (diff) | |
just check for support of -mno-avx
Diffstat (limited to 'configure.in')
| -rwxr-xr-x | configure.in | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/configure.in b/configure.in index cf308dcc33d0..841156acebff 100755 --- a/configure.in +++ b/configure.in @@ -3224,6 +3224,17 @@ if test "$GCC" = "yes"; then AC_MSG_RESULT([no]) fi + AC_MSG_CHECKING([whether $CC supports -mno-avx]) + save_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS -Werror -mno-avx" + AC_TRY_LINK([], [ return 0; ], [ HAVE_GCC_AVX=TRUE ], []) + CFLAGS=$save_CFLAGS + if test "$HAVE_GCC_AVX" = "TRUE"; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + AC_MSG_CHECKING([whether $CC supports -std=c++0x without Language Defect 757]) save_CXXFLAGS=$CFLAGS CXXFLAGS="$CXXFLAGS -std=c++0x" @@ -3266,6 +3277,7 @@ fi AC_SUBST(HAVE_CXX0X) AC_SUBST(HAVE_GCC_NO_LONG_DOUBLE) +AC_SUBST(HAVE_GCC_AVX) # =================================================================== # use ccache? |