implement expand for ISD::DECLARE by just deleting it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47708 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index ff4ddf3..e0069b5 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -1111,6 +1111,9 @@
       Tmp3 = LegalizeOp(Node->getOperand(2));  // Legalize the variable.
       Result = DAG.UpdateNodeOperands(Result, Tmp1, Tmp2, Tmp3);
       break;
+    case TargetLowering::Expand:
+      Result = LegalizeOp(Node->getOperand(0));
+      break;
     }
     break;