[Bug tree-optimization/114052] [12/13/14/15 Regression] Wrong code at -O2 for well-defined infinite loop since r8-5245

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114052

--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> ---
I have an alternate patch fixing maybe_lower_iteration_bound, I think that's
the only place we have to fix.