diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 355758ac5dd..9c35b40012b 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -814,7 +814,7 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) {
   bool isCustom = false;
 
   // Figure out the correct action; the way to query this varies by opcode
-  TargetLowering::LegalizeAction Action;
+  TargetLowering::LegalizeAction Action = TargetLowering::Legal;
   bool SimpleFinishLegalizing = true;
   switch (Node->getOpcode()) {
   case ISD::INTRINSIC_W_CHAIN: