[PATCH] D59795: [DAGCombine] Improve Lifetime node chains.

[Hans Wennborg via Phabricator via llvm-commits]

hans added a comment.

This was reverted together with r357309 in r357563 as it caused
https://bugs.llvm.org/show_bug.cgi?id=41352


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59795/new/

https://reviews.llvm.org/D59795