2 files changed, 12 insertions, 0 deletions
diff --git a/lib/Frontend/PCHReaderDecl.cpp b/lib/Frontend/PCHReaderDecl.cpp
index 865dd97db6..870392b07b 100644
--- a/lib/Frontend/PCHReaderDecl.cpp
+++ b/lib/Frontend/PCHReaderDecl.cpp
@@ -454,6 +454,12 @@ Attr *PCHReader::ReadAttributes() {
       break;
     }
         
+    case Attr::FormatArg: {
+      unsigned FormatIdx = Record[Idx++];
+      New = ::new (*Context) FormatArgAttr(FormatIdx);
+      break;
+    }
+        
     case Attr::Sentinel: {
       int sentinel = Record[Idx++];
       int nullPos = Record[Idx++];
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 883825418e..5edf03c6ff 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -1558,6 +1558,12 @@ void PCHWriter::WriteAttributeRecord(const Attr *Attr) {
       break;
     }
 
+    case Attr::FormatArg: {
+      const FormatArgAttr *Format = cast<FormatArgAttr>(Attr);
+      Record.push_back(Format->getFormatIdx());
+      break;
+    }
+
     case Attr::Sentinel : {
       const SentinelAttr *Sentinel = cast<SentinelAttr>(Attr);
       Record.push_back(Sentinel->getSentinel());