From 63d8b5e1e32cbbeb2368b06b3efa7723bf0677d2 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Tue, 25 Jun 2019 18:41:17 +0900
Subject: Fixed `mrb_iv_remove` with immediate objects; fix #4519

The #4520 tried to address the issue, but it changes the type of
`mrb_check_frozen` argument; close #4520
---
 src/variable.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/variable.c')

diff --git a/src/variable.c b/src/variable.c
index 23d900b7d..e6f2f397e 100644
--- a/src/variable.c
+++ b/src/variable.c
@@ -521,11 +521,11 @@ mrb_obj_iv_inspect(mrb_state *mrb, struct RObject *obj)
 MRB_API mrb_value
 mrb_iv_remove(mrb_state *mrb, mrb_value obj, mrb_sym sym)
 {
-  mrb_check_frozen(mrb, mrb_obj_ptr(obj));
   if (obj_iv_p(obj)) {
     iv_tbl *t = mrb_obj_ptr(obj)->iv;
     mrb_value val;
 
+    mrb_check_frozen(mrb, mrb_obj_ptr(obj));
     if (iv_del(mrb, t, sym, &val)) {
       return val;
     }
-- 
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