x86-64: Don't print "Initializing x86-64 optimizations" in debug builds.

In "release" builds, Mesa would print this message if the MESA_DEBUG
variable was set.  Make it so for debug builds as well.

I build debug builds all the time, but I'm not debugging this.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
1 file changed