[Bug middle-end/54896] optimization slowness on large basic blocks

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54896

--- Comment #12 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note I think -O3 (and now -O2) is much worse recently due to vector SLP taking
a long time too.