From e3beef065c2de80a843f329599b424676d83086c Mon Sep 17 00:00:00 2001
From: KOBAYASHI Shuji <shuujii@gmail.com>
Date: Tue, 9 Apr 2019 18:23:11 +0900
Subject: Extract frozen checking to function

---
 src/variable.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'src/variable.c')

diff --git a/src/variable.c b/src/variable.c
index 9edfb32bd..cf89a4a02 100644
--- a/src/variable.c
+++ b/src/variable.c
@@ -346,9 +346,7 @@ mrb_obj_iv_set(mrb_state *mrb, struct RObject *obj, mrb_sym sym, mrb_value v)
 {
   iv_tbl *t;
 
-  if (MRB_FROZEN_P(obj)) {
-    mrb_raisef(mrb, E_FROZEN_ERROR, "can't modify frozen %S", mrb_obj_value(obj));
-  }
+  mrb_check_frozen(mrb, obj);
   assign_class_name(mrb, obj, sym, v);
   if (!obj->iv) {
     obj->iv = iv_new(mrb);
-- 
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