[Bug tree-optimization/126745] a/b -> 1 if it is known that `a==b` in VRP without DOM

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126745

--- Comment #2 from Drea Pinski <pinskia at gcc dot gnu.org> ---
For a hint on this one see
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126743#c1 also.