[Bug tree-optimization/81082] [8 Regression] Failure to vectorise after reassociating index computation

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81082

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 43003
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43003&action=edit
patch introducing "late" gimple with -fwrapv semantics

So that was for another PR, PR81554.