Add support for builtin astype:
__builtin_astype(): Used to reinterpreted as another data type of the same size using for both scalar and vector data types.
Added test case.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@132612 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CXCursor.cpp b/tools/libclang/CXCursor.cpp
index 2a78012..b34370d 100644
--- a/tools/libclang/CXCursor.cpp
+++ b/tools/libclang/CXCursor.cpp
@@ -173,6 +173,7 @@
   case Stmt::OpaqueValueExprClass:
   case Stmt::PackExpansionExprClass:
   case Stmt::SizeOfPackExprClass:
+  case Stmt::AsTypeExprClass:
     K = CXCursor_UnexposedExpr;
     break;