1 files changed, 2 insertions, 0 deletions
diff --git a/class.c b/class.c
index 792c8d32ad..c3f819b477 100644
--- a/class.c
+++ b/class.c
@@ -70,6 +70,8 @@ struct clone_method_data {
     VALUE klass;
 };
 
+VALUE rb_iseq_clone(VALUE iseqval, VALUE newcbase);
+
 static int
 clone_method(ID mid, NODE *body, struct clone_method_data *data)
 {