[Bug tree-optimization/120817] [13/14/15/16 regression] Wrong code when compiled with -O1 -ftree-loop-vectorize for AArch64 target

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120817

--- Comment #9 from Tamar Christina <tnfchris at gcc dot gnu.org> ---
So the key to triggering it here is the pass by value.

Testing a patch.