[Bug tree-optimization/126580] missing cselim at phiopt1

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126580

--- Comment #2 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 65216
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65216&action=edit
Patch which I am testing