[Bug tree-optimization/79315] ICE while building SPEC CPU 2006 FP with -Ofast -ftree-parallelize-loops

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79315

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Probably a "regression" since we do this verification.  I'll try to reproduce
on x86_64.