[Bug tree-optimization/114622] [12/13/14/15 regression] memcmp -Wstringop-overread false positive with -O0

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114622

--- Comment #3 from Sam James <sjames at gcc dot gnu.org> ---
It's a middle-end warning which needs information from earlier passes. It's
indeed useless at -O0.