[Bug c/110376] Wrong code at -O1 on x86_64-linux-gnu

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110376

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #4)
> (In reply to Shaohua Li from comment #3)
> > You post a commit for fixing this bug. Does this mean this report is not a
> > DUP of 110228?
> 
> The commit was just a testcase (more testcases the better really); there
> were 3 different issues causing PR 110228 really, 2 for phiopt, one for
> ifcombine. Anyways all 3 have been fixed on the trunk. one of those 3 fixed
> this issue and a testcase was added just to make sure it does not get
> exposed again.

And all three different issues should have been separate bugs ...