Add a new placeholder type to represent "unbridged"
casts in ARC.

No semantic analysis yet.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142208 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index 46ba3d5..bb232eb 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -1368,6 +1368,7 @@
   case BuiltinType::BoundMember:
   case BuiltinType::Dependent:
   case BuiltinType::UnknownAny:
+  case BuiltinType::ARCUnbridgedCast:
     break;
 
   case BuiltinType::ObjCId: