From b61ab53cb789e568acbb2952fbead20ab853a696 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Thu, 3 May 2012 16:50:55 +0000
Subject: Vendor import of llvm release_31 branch r155985:
 http://llvm.org/svn/llvm-project/llvm/branches/release_31@155985

---
 lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/CodeGen/SelectionDAG/DAGCombiner.cpp')

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index d1b998f8d8409..0914c6627660f 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -1080,6 +1080,7 @@ void DAGCombiner::Run(CombineLevel AtLevel) {
 
   // If the root changed (e.g. it was a dead load, update the root).
   DAG.setRoot(Dummy.getValue());
+  DAG.RemoveDeadNodes();
 }
 
 SDValue DAGCombiner::visit(SDNode *N) {
-- 
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