1 files changed, 4 insertions, 0 deletions
diff --git a/parse.y b/parse.y
index 56c9425a29..8a541a880d 100644
--- a/parse.y
+++ b/parse.y
@@ -4685,6 +4685,10 @@ f_kwrest	: kwrest_mark tIDENTIFIER
 			shadowing_lvar(get_id($2));
 			$$ = $2;
 		    }
+		| kwrest_mark
+		    {
+			$$ = internal_id();
+		    }
 		;
 
 f_opt		: tIDENTIFIER '=' arg_value