[Bug tree-optimization/120089] [15/16 regression] GCC miscompiles VK-GL-CTS on aarch64 with -O3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120089

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I am starting to think this is an early exit vectorization bug.

THe main reason is the at is important and that causes an early exit