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NewGVN: Don't propagate over phi backedges where undef causes us to have >1 value.
authorDaniel Berlin <dberlin@dberlin.org>
Tue, 11 Apr 2017 00:02:38 +0000 (00:02 +0000)
committerDaniel Berlin <dberlin@dberlin.org>
Tue, 11 Apr 2017 00:02:38 +0000 (00:02 +0000)
commit7708dd836fac0a9ba9d7aa51274cec43c3a0f737
treeb11a771031b79dde993afd741aa5a76c8049ac3etree | snapshot
parente937c5e12f14f4d3fb4ba1720734bc490737afe4commit | diff
NewGVN: Don't propagate over phi backedges where undef causes us to have >1 value.

Fixes PR 32607.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@299903 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/NewGVN.cpp diff | blob | history
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