[Bug ipa/115767] [12/13/14/15 regression] GCC loses track of value on aarch64 with -O2 since r11-3308-gd119f34c952f87

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115767

--- Comment #18 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
There might be a strict aliasing violation dealing with iterators. I am not
100% yet though.