[Bug tree-optimization/68953] [6 Regression] [graphite] Wrong code w/ -O[12] -floop-nest-optimize

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68953

--- Comment #4 from vries at gcc dot gnu.org ---
Created attachment 38178
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38178&action=edit
UDIFF