[PATCH v3] glx: Silence warnings when building with clang

[Alan Coopersmith]

On 04/25/11 06:33 PM, Alan Coopersmith wrote:
> On 04/25/11 06:24 PM, Jeremy Huddleston wrote:
>> Well I changed it to -Werror -Werror=attributes which I assume will produce the same results as well ... ?
> 
> Yes - for Sun cc, -W is used for passing arguments to specific phases
> of the compilation, not for adjusting warnings.
> 
> It appears the equivalent for it would be -errwarn=E_ATTRIBUTE_UNKNOWN

Also, just -errwarn works, and thats what the XORG_CWARNFLAGS macro sticks
in STRICT_CFLAGS for the Sun compiler, so maybe:

	AC_REQUIRE([XORG_CWARNFLAGS])

[...]

	if test "x$GCC" = xyes ; then
		CFLAGS="$CFLAGS -Werror=unknown-attributes"
	else
		CFLAGS="$CFLAGS $STRICT_CFLAGS"
	fi

-- 
	-Alan Coopersmith-        alan.coopersmith at oracle.com
	 Oracle Solaris Platform Engineering: X Window System