[Bug tree-optimization/108757] We do not simplify (a - (N*M)) / N + M -> a / N

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108757

--- Comment #13 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
IIRC this is a doloop issue and has been reported before. Maybe even by myself
while I was working at Sony. I think I tried to fix it too.