diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index e45b6fd..dc3450c 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2644,7 +2644,7 @@
   return cast<ConstantSDNode>(OperandList[Num])->getValue();
 }
 
-const char *SDNode::getOperationName(const SelectionDAG *G) const {
+std::string SDNode::getOperationName(const SelectionDAG *G) const {
   switch (getOpcode()) {
   default:
     if (getOpcode() < ISD::BUILTIN_OP_END)