[Bug tree-optimization/107569] [13 Regression] Failure to optimize std::isfinite since r13-3596

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107569

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Perhaps we should in vrp1 defer removal of __builtin_unreachable (), at least
the cases where we don't turn that into some useful range?
That of course doesn't improve the assume attribute case.