diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp
index 6def71f..737668a 100644
--- a/lib/CodeGen/CGDebugInfo.cpp
+++ b/lib/CodeGen/CGDebugInfo.cpp
@@ -1243,7 +1243,7 @@
 
   unsigned Flags = 0;
   if (ID->getImplementation())
-    Flags |= llvm::DIDescriptor::FlagObjcClassExtension;
+    Flags |= llvm::DIDescriptor::FlagObjcClassComplete;
 
   llvm::DIType RealDecl =
     DBuilder.createStructType(Unit, ID->getName(), DefUnit,