Add back Parse/Sema support for attributes cf_returns_retained and
ns_returns_retained, but do not include the other ownership attributes
we previously had.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71308 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 688cedc..4b9ca5c 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -1544,6 +1544,8 @@
 
     case Attr::ObjCException:
     case Attr::ObjCNSObject:
+    case Attr::CFReturnsRetained:
+    case Attr::NSReturnsRetained:
     case Attr::Overloadable:
       break;