[Bug target/123950] [14/15/16 Regression] wrong code at -O3 with mixed vector arithmetics and memcopy

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123950

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Or it could be load/store pair issue which is referenced from a different bug
report where expand messes up mem attributes.