Add a --enable-opt compile-time switch

This commit is contained in:
Frank Denis 2015-12-05 17:56:42 +01:00
parent cb1b6a4a2f
commit 5b62287f98

View File

@ -135,6 +135,14 @@ AC_ARG_ENABLE(debug,
])
])
AC_ARG_ENABLE(opt,
[AS_HELP_STRING(--enable-opt,Optimize for the native CPU - The resulting library will be faster but not portable)],
[
AS_IF([test "x$enableval" = "xyes"], [
CFLAGS="$CFLAGS -flto -march=native"
LDFLAGS="$LDFLAGS -flto -march=native"])
])
AC_SUBST([MAINT])
dnl Checks