[Bug target/88027] PowerPC generates slightly weird code for memset

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88027

--- Comment #4 from Segher Boessenkool <segher at gcc dot gnu.org> ---
It's fixed now?  Aaron, does this still need backports?  Or can this PR be
closed :-)