[Bug tree-optimization/103088] [12 regression] 500.perlbench from spec 2017 fails since r12-4698

[tnfchris at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103088

--- Comment #18 from Tamar Christina <tnfchris at gcc dot gnu.org> ---
(In reply to Martin Liška from comment #17)
> > I don't mind closing this as invalid, however this isn't a known limitation,
> > it's a new limitation.
> 
> Yes, it may be a new limitation or we may be affected by the same issue by
> now for ref size.

Yes, which is why I had asked for us to confirm[1] that the reason for the
failure is valid since the failure appeared on a non-math related patch :)

If Aldy is happy that the threader is correct here I'm happy with that. The
previous failures were well understood.

[1] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103088#c11