diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index 65fa87f5..34fc8b9 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -2353,6 +2353,7 @@
   llvm::Value *EmitARCRetain(QualType type, llvm::Value *value);
   llvm::Value *EmitARCRetainNonBlock(llvm::Value *value);
   llvm::Value *EmitARCRetainBlock(llvm::Value *value, bool mandatory);
+  void EmitARCDestroyStrong(llvm::Value *addr, bool precise);
   void EmitARCRelease(llvm::Value *value, bool precise);
   llvm::Value *EmitARCAutorelease(llvm::Value *value);
   llvm::Value *EmitARCAutoreleaseReturnValue(llvm::Value *value);