[Bug tree-optimization/61929] Graphite: Banerjee and Omega differ on distance vectors (internal compiler error in compute_affine_dependence)

[gcc at crg4 dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61929

--- Comment #3 from Charles Greathouse <gcc at crg4 dot com> ---
This appears to also block -floop-parallelize-all from functioning in these
cases.