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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 07680c0..f75325d 100644 --- a/configure.ac +++ b/configure.ac @@ -231,6 +231,12 @@ AC_SUBST([VISIBILITY_CFLAGS]) AC_SUBST([VISIBILITY_CXXFLAGS]) dnl +dnl Optional flags, check for compiler support +dnl +AX_CHECK_COMPILE_FLAG([-msse4.1], [SSE41_SUPPORTED=1], [SSE41_SUPPORTED=0]) +AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1]) + +dnl dnl Hacks to enable 32 or 64 bit build dnl AC_ARG_ENABLE([32-bit], |