From f408143c289b8017883294f13d36d43b50c8bc5d Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 1 Jun 2018 22:39:40 +0900
Subject: The `clone` method should copy object status (e.g. frozen) too; #4030

---
 src/kernel.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/kernel.c')

diff --git a/src/kernel.c b/src/kernel.c
index 2a50d3126..f378004cb 100644
--- a/src/kernel.c
+++ b/src/kernel.c
@@ -348,6 +348,7 @@ mrb_obj_clone(mrb_state *mrb, mrb_value self)
   mrb_field_write_barrier(mrb, (struct RBasic*)p, (struct RBasic*)p->c);
   clone = mrb_obj_value(p);
   init_copy(mrb, clone, self);
+  p->flags = mrb_obj_ptr(self)->flags;
 
   return clone;
 }
-- 
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