[Bug tree-optimization/65637] expand_omp_for_static_chunk ssa-handling code is untested

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65637

--- Comment #11 from vries at gcc dot gnu.org ---
Resubmitted at https://gcc.gnu.org/ml/gcc-patches/2015-08/msg01867.html