[PATCH] D120328: [DAGCombine] insert_subvector undef, (splat X), N2 -> splat X

[Cameron McInally via Phabricator via llvm-commits]

cameron.mcinally requested changes to this revision.
cameron.mcinally added a comment.
This revision now requires changes to proceed.
Herald added a project: All.

Just spoke with Paul about this issue. We decided that defining the undef elements may be too aggressive. Updated patch to come...


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D120328/new/

https://reviews.llvm.org/D120328