[Bug tree-optimization/89618] Inner loop won't vectorize unless dummy statement is included

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89618

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 45918
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45918&action=edit
patch