* object.c (rb_obj_clone): singleton class should be attached

  singleton object to.  a patch by Satoshi Shiba <shiba AT rvm.jp>
  at [ruby-dev:44460].  [Bug #5274]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33292 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/test/ruby/test_class.rb b/test/ruby/test_class.rb
index 55940a8891..12f78ddabc 100644
--- a/test/ruby/test_class.rb
+++ b/test/ruby/test_class.rb
@@ -258,4 +258,12 @@ class TestClass < Test::Unit::TestCase
     END
     assert_equal(42, PrivateClass.new.foo)
   end
+
+  StrClone = String.clone
+  Class.new(StrClone)
+
+  def test_cloned_class
+    bug5274 = StrClone.new("[ruby-dev:44460]")
+    assert_equal(bug5274, Marshal.load(Marshal.dump(bug5274)))
+  end
 end