[Bug tree-optimization/59660] We fail to optimize common boolean checks pre-inlining

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59660

--- Comment #18 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #17)
> I have a phiopt change which allows us now to optimize this in phiopt2 (and
> get the tail call in tailr2).

phiprop should do it instead of phiopt ...