Parsing and AST support for using declarations, from John Thompson!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73812 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclBase.cpp b/lib/AST/DeclBase.cpp
index b83a503..02e71d7 100644
--- a/lib/AST/DeclBase.cpp
+++ b/lib/AST/DeclBase.cpp
@@ -164,6 +164,7 @@
     case ParmVar:
     case OriginalParmVar:
     case NonTypeTemplateParm:
+    case Using:
     case ObjCMethod:
     case ObjCContainer:
     case ObjCCategory: