[Bug tree-optimization/25290] PHI-OPT could be rewritten so that is uses match

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25290

--- Comment #32 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
https://gcc.gnu.org/pipermail/gcc-patches/2004-June/140297.html for reference
where the original idea came from.