improve altivec vector bool/pixel support, patch by Anton Yartsev
with several tweaks by me.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106619 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp
index d926487..b61b4d6 100644
--- a/lib/Sema/SemaChecking.cpp
+++ b/lib/Sema/SemaChecking.cpp
@@ -782,7 +782,8 @@
       return ExprError();
     } else if (numElements != numResElements) {
       QualType eltType = LHSType->getAs<VectorType>()->getElementType();
-      resType = Context.getVectorType(eltType, numResElements, false, false);
+      resType = Context.getVectorType(eltType, numResElements,
+                                      VectorType::NotAltiVec);
     }
   }