From c8fc37a99c7d04937c586fe6aad9b4cf421219e1 Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 13 May 2013 06:43:08 +0000
Subject: [PATCH] * ChangeLog: add a comment.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ChangeLog b/ChangeLog
index f462c77c8c..50058a48d5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,6 +8,7 @@ Mon May 13 15:31:10 2013  Koichi Sasada  <ko1@atdot.net>
 Mon May 13 15:24:16 2013  Koichi Sasada  <ko1@atdot.net>
 
 	* gc.c (rb_data_object_alloc): check klass only if klass is not 0.
+	  klass==0 means internal object.
 
 Mon May 13 14:57:28 2013  Koichi Sasada  <ko1@atdot.net>