2 files changed, 13 insertions, 0 deletions
diff --git a/lib/Frontend/PCHReaderDecl.cpp b/lib/Frontend/PCHReaderDecl.cpp
index 1e8bd2fe55..0aee70cedc 100644
--- a/lib/Frontend/PCHReaderDecl.cpp
+++ b/lib/Frontend/PCHReaderDecl.cpp
@@ -726,6 +726,13 @@ Attr *PCHReader::ReadAttributes() {
       New = ::new (*Context) IBOutletAttr();
       break;
 
+    case Attr::IBOutletCollectionKind: {
+      ObjCInterfaceDecl *D =
+        cast_or_null<ObjCInterfaceDecl>(GetDecl(Record[Idx++]));
+      New = ::new (*Context) IBOutletCollectionAttr(D);
+      break;
+    }
+
     SIMPLE_ATTR(Malloc);
     SIMPLE_ATTR(NoDebug);
     SIMPLE_ATTR(NoInline);
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 88d197271d..f8415cd052 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -1917,6 +1917,12 @@ void PCHWriter::WriteAttributeRecord(const Attr *Attr) {
     case Attr::NoThrow:
       break;
 
+    case Attr::IBOutletCollectionKind: {
+      const IBOutletCollectionAttr *ICA = cast<IBOutletCollectionAttr>(Attr);
+      AddDeclRef(ICA->getClass(), Record);
+      break;
+    }
+
     case Attr::NonNull: {
       const NonNullAttr *NonNull = cast<NonNullAttr>(Attr);
       Record.push_back(NonNull->size());