diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 8d5c2d0..2cb6be5 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -3377,8 +3377,7 @@
 /// Found.
 static void FindLatestCallSeqStart(SDNode *Node, SDNode *&Found,
                                    std::set<SDNode*> &Visited) {
-  if (/*Node->getNodeDepth() <= Found->getNodeDepth() ||*/
-      Node->getNumOperands() == 0 ||
+  if (Node->getNodeDepth() <= Found->getNodeDepth() ||
       !Visited.insert(Node).second) return;
   
   // If we found an CALLSEQ_START, we already know this node occurs later
@@ -3405,7 +3404,7 @@
 /// than Found.
 static void FindEarliestCallSeqEnd(SDNode *Node, SDNode *&Found,
                                    std::set<SDNode*> &Visited) {
-  if (/*(Found && Node->getNodeDepth() >= Found->getNodeDepth()) ||*/
+  if ((Found && Node->getNodeDepth() >= Found->getNodeDepth()) ||
       !Visited.insert(Node).second) return;
 
   // If we found an CALLSEQ_END, we already know this node occurs earlier