Add new checker-specific attribute 'objc_ownership_retain'. This isn't hooked up
to the checker yet, but essentially it allows a user to specify that an
Objective-C method or C function increments the reference count of a passed
object.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70005 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 4d2f409..421c345 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -2181,6 +2181,7 @@
 
     case Attr::ObjCException:
     case Attr::ObjCNSObject:
+    case Attr::ObjCOwnershipRetain:
     case Attr::ObjCOwnershipReturns:
     case Attr::Overloadable:
       break;