configure.ac: Add -fno-strict-aliasing to CFLAGS

This should force the server to have -fno-strict-aliasing even once it
is removed from the warning flags.

See: https://bugs.freedesktop.org/show_bug.cgi?id=31238

Signed-off-by: Jeremy Huddleston <jeremyhu@apple.com>
Reviewed-by: Gaetan Nadon <memsize@videotron.ca>
This commit is contained in:
Jeremy Huddleston 2010-10-30 14:55:06 -07:00
parent a046d649e4
commit 09eaa1f6f1
1 changed files with 6 additions and 0 deletions

View File

@ -87,6 +87,12 @@ XORG_PROG_RAWCPP
# easier overrides at build time.
XSERVER_CFLAGS='$(CWARNFLAGS)'
dnl Explicitly add -fno-strict-aliasing since this option should disappear
dnl from util-macros CWARNFLAGS
if test "x$GCC" = xyes ; then
XSERVER_CFLAGS="$XSERVER_CFLAGS -fno-strict-aliasing"
fi
dnl Check for dtrace program (needed to build Xserver dtrace probes)
dnl Also checks for <sys/sdt.h>, since some Linux distros have an
dnl ISDN trace program named dtrace