Reapply 42677.
authorEvan Cheng <evan.cheng@apple.com>
Sat, 6 Oct 2007 08:19:55 +0000 (08:19 +0000)
committerEvan Cheng <evan.cheng@apple.com>
Sat, 6 Oct 2007 08:19:55 +0000 (08:19 +0000)
commit513da43c9c290094e3f12c0d1ba07c18f062d13c
treed1be00d4be16dd9311acace6211197db1c9260fb
parent186edc8fa13d0e02d3c17563ad2bd78ac5963a67
Reapply 42677.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42692 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/DAGCombiner.cpp