[Bug rtl-optimization/45967] [4.5 Regression] gcc-4.5.x optimizes code with side-effects away

[krebbel at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45967

--- Comment #6 from Andreas Krebbel <krebbel at gcc dot gnu.org> 2010-11-12 14:26:56 UTC ---
(In reply to comment #5)
> (In reply to comment #4)
> > Fixed for trunk sofar.  Let's see if there is any fallout.
> 
> This seems to have broken bootstrap on s390x. From a first glance it looks like
> collect2 has been miscompiled. I'll try to gather more infos.

My regression tester returned this revision for the failure but the change only
revealed the problem with the cfgcleanup/crossjumping patches which have been
reverted in the meantime.

I opened #46238 for this problem.