[Bug tree-optimization/69107] def does not dominate use ICE with -O2 -ftree-paralellize-loops=2

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69107

--- Comment #1 from vries at gcc dot gnu.org ---
Created attachment 37220
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37220&action=edit
reduced test-case