[Bug tree-optimization/120283] `Transform comparisons of the form X +- C1 CMP C2 to X CMP C2 -+ C1` gimple depends on single use

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120283

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
I think this specific case is overly restrictive - it was likely added for some
loop IV test related regression.