[PATCH] D134605: [SLP] Add ScalarizationOverheadBuilder helper to track vector extractions

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

Thanks - I can see the problem, and this is going to take a bit of work to fix but I'm about to go on PTO... So I'm going to revert these changes for now and will come back to it soon. I've added test coverage for the cases people found so to not make the same mistakes again.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D134605/new/

https://reviews.llvm.org/D134605