diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index d8ede2734e5..e4c0f7ed209 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -894,7 +894,7 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
           // Move all PHI nodes in BB to Succ if they are alive, otherwise
           // delete them.
           while (PHINode *PN = dyn_cast<PHINode>(&BB->front()))
-            if (PN->use_empty() || Succ->getSinglePredecessor() == 0) {
+            if (PN->use_empty() /*|| Succ->getSinglePredecessor() == 0*/) {
               // We can only move the PHI node into Succ if BB dominates Succ.
               // Since BB only has a single successor (Succ), the PHI nodes
               // will dominate Succ, unless Succ has multiple predecessors.  In