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[DAG] Immediately cleanup unused nodes from extend-based combines.
authorNirav Dave <niravd@google.com>
Wed, 6 Feb 2019 20:12:03 +0000 (20:12 +0000)
committerNirav Dave <niravd@google.com>
Wed, 6 Feb 2019 20:12:03 +0000 (20:12 +0000)
commit13327941bd94b7cd7bb901ff681f6d1530dfa1c1
treec23a42b125499a3e4bc20272b8a93e1b48d77a32
parenta4073f45f603391a3417f57fda76b04c7d1b21bb
[DAG] Immediately cleanup unused nodes from extend-based combines.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@353338 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/DAGCombiner.cpp