[RS6000] Fix ICE caused by rs6000_savres_strategy thinko

[Segher Boessenkool]

On Tue, May 03, 2016 at 09:02:26PM +0930, Alan Modra wrote:
> rev 235672 (git cffc0b35) changed the condition for SAVE_MULTIPLE/
> STORE_MULTIPLE, wrongly allowing a single reg.  Bootstrapped and
> regression tested powerpc64-linux.  OK to apply?

Yes, this is okay for trunk, thanks for fixing it.

> Incidentally, the added testcase function shows a regression in -m32
> -Os code quality that I'll fix sometime soon.

Could you tell more please?


Segher