[PATCH] D83602: [DAGCombiner] Scalarize splats with just one demanded lane

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

Is this supposed to fix some lowering-produced code?
If not, shouldn't this be best done in the middle-end?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D83602/new/

https://reviews.llvm.org/D83602