[PATCH util-macros 1/6] Fix the test for -Werror=attributes

[Jeremy Huddleston]

The current test was always failing to compile because 'return 0;' was
global rather than in the body of a function.

Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>
---
 xorg-macros.m4.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/xorg-macros.m4.in b/xorg-macros.m4.in
index 0527dfe..3b02190 100644
--- a/xorg-macros.m4.in
+++ b/xorg-macros.m4.in
@@ -1431,7 +1431,7 @@ if test "x$GCC" = xyes ; then
     AC_MSG_CHECKING([if $CC supports -Werror=attributes])
     save_CFLAGS="$CFLAGS"
     CFLAGS="$CFLAGS $STRICT_CFLAGS -Werror=attributes"
-    AC_COMPILE_IFELSE([AC_LANG_SOURCE([return 0;])],
+    AC_COMPILE_IFELSE([AC_LANG_SOURCE([], [return 0;])],
 		      [STRICT_CFLAGS="$STRICT_CFLAGS -Werror=attributes"
 		       AC_MSG_RESULT([yes])],
 		      [AC_MSG_RESULT([no])])
-- 
1.7.7