[PATCH] configure.ac: Add -fno-strict-aliasing to CFLAGS

[Jeremy Huddleston]

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 at apple.com>
---
 configure.ac |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git xorg-server-1.11.1/configure.ac xorg-server-1.11.1/configure.ac
index 4656a83..538aa88 100644
--- xorg-server-1.11.1/configure.ac
+++ xorg-server-1.11.1/configure.ac
@@ -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
-- 
1.7.6