------- Comment #9 from vmakarov at redhat dot com 2010-09-08 20:06 -------
(In reply to comment #8)
> (In reply to comment #7)
> > Is this still a bug then? Should ira-share-spill-slots be automatically
> > disabled for the caller function when a callee function can return twice?
> I've never tested with gcc-4.5.x, but in 4.4.x the problem is still present.
> Unfortunately -fno-ira-share-spill-slots seems to introduce another bug which
> leads to wrong computations (nearly at the same code position where I had the
> problems mentioned is this report).
> At this moment I can not provide a detailed report for this problem, but
> perhaps it's the same as http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40386.
I've submitted a patch solving PR40386. So now we can solve this problem by
preventing slot sharing when setjmp is used.
I'll send a patch soon.