diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index 5f42a42..7f36c71 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -631,7 +631,8 @@
                       CallExpr::const_arg_iterator ArgBeg,
                       CallExpr::const_arg_iterator ArgEnd);
 
-  RValue EmitBuiltinExpr(unsigned BuiltinID, const CallExpr *E);
+  RValue EmitBuiltinExpr(const FunctionDecl *FD, 
+                         unsigned BuiltinID, const CallExpr *E);
 
   RValue EmitBlockCallExpr(const CallExpr *E);