From b8e3a4bd2c3e5c508e6bd48f6686969c085042ce Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 10 Apr 2019 06:44:43 +0000
Subject: [PATCH] id_table.c: use NULL as ID* instead of Qundef

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67495 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 id_table.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/id_table.c b/id_table.c
index a6c8e909b6..f566582479 100644
--- a/id_table.c
+++ b/id_table.c
@@ -279,7 +279,7 @@ rb_id_table_foreach_with_replace(struct rb_id_table *tbl, rb_id_table_foreach_fu
 
             if (ret == ID_TABLE_REPLACE) {
                 VALUE val = tbl->items[i].val;
-                ret = (*replace)(Qundef, &val, data, TRUE);
+                ret = (*replace)(NULL, &val, data, TRUE);
                 tbl->items[i].val = val;
             }
             else if (ret == ID_TABLE_STOP)