Some early declarations to support sentinel attribute on
message dispatches (and function calls later). No change in
functionality.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71683 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index dbe0e53..e05a735 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -1556,6 +1556,13 @@
       break;
     }
 
+    case Attr::Sentinel : {
+      const SentinelAttr *Sentinel = cast<SentinelAttr>(Attr);
+      Record.push_back(Sentinel->getSentinel());
+      Record.push_back(Sentinel->getNullPos());
+      break;
+    }
+        
     case Attr::GNUInline:
     case Attr::IBOutletKind:
     case Attr::NoReturn: