From e895bc3cdb71eb950951f6a7b7ce70bcb2ae9022 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 7 Jul 2009 04:34:34 +0000
Subject: * enum.c (rb_enum_join): non-nil separator must be convertible to  
 String.  [ruby-core:24172]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 enum.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'enum.c')

diff --git a/enum.c b/enum.c
index bb480ba9ea..cab612bbb3 100644
--- a/enum.c
+++ b/enum.c
@@ -1828,6 +1828,7 @@ rb_enum_join(VALUE obj, VALUE sep)
 
     args[0] = 0;
     args[1] = sep;
+    if (!NIL_P(sep)) StringValue(args[1]);
     rb_block_call(obj, id_each, 0, 0, join_i, (VALUE)args);
     if (!args[0]) args[0] = rb_str_new(0, 0);
     OBJ_INFECT(args[0], obj);
-- 
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