configure.ac: enable -ffast-math and -ftree-vectorize

Allows advanced compiler optimization.
This commit is contained in:
Max Kellermann 2013-10-30 18:14:46 +01:00
parent 84ff1a680a
commit 672fc8d79b

View File

@ -1460,6 +1460,8 @@ dnl CFLAGS
dnl ---------------------------------------------------------------------------
AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
AX_APPEND_COMPILE_FLAGS([-ffast-math])
AX_APPEND_COMPILE_FLAGS([-ftree-vectorize])
AC_LANG_PUSH([C++])
AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden])
@ -1467,6 +1469,8 @@ AX_APPEND_COMPILE_FLAGS([-fno-threadsafe-statics])
AX_APPEND_COMPILE_FLAGS([-fmerge-all-constants])
AX_APPEND_COMPILE_FLAGS([-fno-exceptions])
AX_APPEND_COMPILE_FLAGS([-fno-rtti])
AX_APPEND_COMPILE_FLAGS([-ffast-math])
AX_APPEND_COMPILE_FLAGS([-ftree-vectorize])
AC_LANG_POP
dnl ---------------------------------- debug ----------------------------------