[Bug tree-optimization/64454] optimize (x%5)%5

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64454

--- Comment #1 from Marc Glisse <glisse at gcc dot gnu.org> ---
Folding (x%y)<y (with unsigned) would help as well. VRP already handles the
case where y is a constant.