[Bug target/101296] Addition of x86 addsub SLP patterned slowed down 433.milc by 12% on znver2 with -Ofast -flto

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101296

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Btw, there's no effect of the change visible on Haswell.