Take 2 on AltiVec-style vector initializers. 

Fixes PR4704 problems

Addresses Eli's patch feedback re: ugly cast code

Updates all postfix operators to remove ParenListExprs.  While this is awful,
no better solution (say, in the parser) is obvious to me.  Better solutions
welcome.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78621 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 0eb21c9..e761e9f 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -475,7 +475,7 @@
   }
   
   // A scalar can be splatted to an extended vector of the same element type
-  if (DstType->isExtVectorType() && !isa<VectorType>(SrcType)) {
+  if (DstType->isExtVectorType() && !SrcType->isVectorType()) {
     // Cast the scalar to element type
     QualType EltTy = DstType->getAsExtVectorType()->getElementType();
     llvm::Value *Elt = EmitScalarConversion(Src, SrcType, EltTy);