[PATCH] D135700: [DAGCombine] Simplify (truncate (build_pair x, y)) -> (truncate x) or x

[Matt Arsenault via Phabricator via llvm-commits]

arsenm requested changes to this revision.
arsenm added a comment.
This revision now requires changes to proceed.

LGTM besides the use getNode truncate type check. I'm pretty sure I've tried to do this one before


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D135700/new/

https://reviews.llvm.org/D135700