[Bug tree-optimization/119959] [15/16 regression] simple loop miscompiled into an endless loop

[mcccs at gmx dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119959

--- Comment #7 from mcccs at gmx dot com ---
Sorry right that's the parent commit! I pasted the wrong hash. Bisection says
r15-580-gf3e5f4c58591f5