[Bug tree-optimization/69615] 0 to limit signed range checks don't always use unsigned compare

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69615

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
I suppose even that is doable in the reassoc framework, or it could be done in
match.pd just using the recorded value ranges, like richi has handled PR69595,
or both.