Code cleanup following CR by Duncan.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151627 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 5eba2c3..0038633 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -3077,11 +3077,9 @@
 
 void SelectionDAGBuilder::visitGetElementPtr(const User &I) {
   SDValue N = getValue(I.getOperand(0));
-  Type *Ty = I.getOperand(0)->getType();
-  // If this is a vector of pointers, use the size of the
-  // vector element and not the size of the pointer.
-  if (VectorType *VTy = dyn_cast<VectorType>(Ty))
-    Ty = VTy->getElementType();
+  // Note that the pointer operand may be a vector of pointers. Take the scalar
+  // element which holds a pointer.
+  Type *Ty = I.getOperand(0)->getType()->getScalarType();
 
   for (GetElementPtrInst::const_op_iterator OI = I.op_begin()+1, E = I.op_end();
        OI != E; ++OI) {