diff --git a/lib/CodeGen/CodeGenModule.h b/lib/CodeGen/CodeGenModule.h
index eb9ce7d..4b1a06e 100644
--- a/lib/CodeGen/CodeGenModule.h
+++ b/lib/CodeGen/CodeGenModule.h
@@ -141,6 +141,8 @@
   /// Release - Finalize LLVM code generation.
   void Release();
 
+  llvm::Constant *getNSConcreteGlobalBlock();
+
   const llvm::Type *getBlockDescriptorType();
 
   const llvm::Type *getGenericBlockLiteralType();