[PATCH] Update longlong.h from GCC to get some sparc improvements.

[David Miller]

From: Roland McGrath <roland@hack.frob.com>
Date: Fri,  1 Jun 2012 11:49:19 -0700 (PDT)

> If that's the verbatim new GCC (trunk?) file and the only changes are in
> the sparc code, then it's definitely fine.

Yes, that's the case, and thus committed.