[PATCH] Fix PR rtl-optimization/31391

[Martin Michlmayr]

* Steven Bosscher <stevenb.gcc@gmail.com> [2007-03-31 01:28]:
> I'm running this patch on a bootstrap&tester box tonight.  I'll
> commit it if I hear no objections.  It's rather obvious, anyway.

I can confirm that this fixes the original problem I reported.  I
found another testcase in the meantime and again that works now.
Thanks!

(I have cleaned up my testcase some more and will submit it after
filling out a copyright form.)
-- 
Martin Michlmayr
http://www.cyrius.com/