[Bug tree-optimization/116821] phiprop could be improved to handle PHI<&a, ssa_name>

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116821

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note I will get to this tomorrow as the other 2 issues are easier and don't
need a little more thought about what is "cheaply".