From 64f2b9f99055aaaab9abbf53da1f72b2825df503 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 26 Oct 2013 10:08:02 +0000
Subject: range.c: modify check

* range.c (range_initialize_copy): disallow to modify after
  initialized.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43433 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_range.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'test/ruby/test_range.rb')

diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb
index 186ea678c6..914baf9ecf 100644
--- a/test/ruby/test_range.rb
+++ b/test/ruby/test_range.rb
@@ -82,6 +82,7 @@ class TestRange < Test::Unit::TestCase
   def test_initialize_twice
     r = eval("1..2")
     assert_raise(NameError) { r.instance_eval { initialize 3, 4 } }
+    assert_raise(NameError) { r.instance_eval { initialize_copy 3..4 } }
   end
 
   def test_uninitialized_range
-- 
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