[Bug tree-optimization/71142] [6/7 Regression] ICE: Segmentation fault in ssa_default_def (graphite)

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71142

--- Comment #11 from ktkachov at gcc dot gnu.org ---
(In reply to Martin Liška from comment #10)
> Can't reproduce any of both tests on both x86_64-linux-gnu and aarach64. Is
> it still valid?

I can reproduce the ICE on the original testcase on GCC 6 but not trunk.
I can't reproduce the ICE in the second testcase anywhere