Only get Tmp2 for cases where number of operands is > 1. Fixed return void.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27586 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 9c5c964332765cd95a991a4a9746434b78d5b3d6..0acaf905a2ccf0a3791ad40ce1b0ce0af37b19c6 100644 (file)
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -1397,10 +1397,10 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
     Tmp1 = DAG.getNode(ISD::TokenFactor, MVT::Other, Tmp1, LastCALLSEQ_END);
     Tmp1 = LegalizeOp(Tmp1);
     LastCALLSEQ_END = DAG.getEntryNode();
-    Tmp2 = Node->getOperand(1);
       
     switch (Node->getNumOperands()) {
     case 2:  // ret val
+      Tmp2 = Node->getOperand(1);
       switch (getTypeAction(Tmp2.getValueType())) {
       case Legal:
         Result = DAG.UpdateNodeOperands(Result, Tmp1, LegalizeOp(Tmp2));