[PATCH] D65713: [TargetLowering][X86] Teach SimplifyDemandedVectorElts to replace the base vector of INSERT_SUBVECTOR with undef if none of the elements are demanded even if the node has other users.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon accepted this revision.
RKSimon added a comment.
This revision is now accepted and ready to land.

LGTM - cheers!


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D65713/new/

https://reviews.llvm.org/D65713