[Bug middle-end/115388] [15 Regression] wrong code at -O3 on x86_64-linux-gnu since r15-571-g1e0ae1f52741f7

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115388

--- Comment #8 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Wilco from comment #7)
> (In reply to Richard Biener from comment #6)
> > Fixed.  Unfortunately this didn't fix PR115256 if I checked correctly.  Keep
> > searching!
> 
> The testcase hangs on AArch64, so this commit didn't fix it...

I suspect the issue is char being unsigned on a few targets. I will fix it in a
few hours.