[Bug tree-optimization/86136] Modular multiplication optimization

[mcccs at gmx dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86136

--- Comment #1 from MCCCS <mcccs at gmx dot com> ---
Note: It can notice (a * n) % k = 0 if n is a multiple of k. The bug happens
only if n % k != 0.