[PR48743] cpuid family6 fix for Athlon: okay for trunk?

[Quentin Neill]

Hi,

I'm testing the patch in
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48743#c4 against trunk

Is this considered okay for stage3?

If so, okay to commit after bootstrap testing on x86_64?
-- 
Quentin