[Bug target/49186] optimize problem with unsigned long long value.

[kkojima at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49186

--- Comment #5 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2011-05-30 
06:05:04 UTC ---
(In reply to comment #4)
> Could you backport each branches?

I'll do so.