Fix a typo which cause dag combine crash. rdar://9059537.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126661 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index e0995ae..853716b 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -2905,7 +2905,7 @@
     SDValue Res = DAG.getNode(ISD::OR, dl, OpVT,
                               DAG.getNode(ISD::AND, dl, OpVT, Tmp1, Mask),
                               DAG.getNode(ISD::AND, dl, OpVT, Tmp0, MaskNot));
-    if (SrcVT == MVT::f32) {
+    if (VT == MVT::f32) {
       Res = DAG.getNode(ISD::BITCAST, dl, MVT::v2f32, Res);
       Res = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, MVT::f32, Res,
                         DAG.getConstant(0, MVT::i32));