Fix the assertion which checks the size of the input operand.

llvm-svn: 139633
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
index c192185..7c59c7e 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
@@ -266,7 +266,7 @@
   // Implement VSELECT in terms of XOR, AND, OR
   // on platforms which do not support blend natively.
   EVT VT =  Op.getOperand(0).getValueType();
-  EVT OVT = Op.getOperand(0).getValueType();
+  EVT OVT = Op.getOperand(1).getValueType();
   DebugLoc DL = Op.getDebugLoc();
 
   SDValue Mask = Op.getOperand(0);