[Bug tree-optimization/117892] [15 Regression] ICE on valid code at -O1 and above on x86_64-linux-gnu: in single_succ_edge, at basic-block.h:332 since r15-5336-gcee7d080d5c2a5

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117892

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           See Also|                            |https://gcc.gnu.org/bugzill
                   |                            |a/show_bug.cgi?id=119605

--- Comment #11 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Jan Hubicka from comment #4)
> >   Deleted dead store: # .MEM_5 = VDEF <.MEM_3(D)>
> > That started in GCC 12.
> That is weird. I would expect CFG verification run between passes to
> catch this...

I filed PR 119605 for this CFG verification since right now we have none and
fixup_cfg fixes it up after the fact (see that bug for history on that really).