[Bug tree-optimization/93052] Wrong optimizations for pointers: `p == q ? p : q` -> `q`

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93052

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
There is a C defect report about these cases.