merges r25001 from trunk into ruby_1_9_1.

--
* marshal.c (r_object0): entry regexp object before its encoding
  name.  [ruby-core:25625]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@25942 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb
index 172bfbb3f7..a697706632 100644
--- a/test/ruby/test_marshal.rb
+++ b/test/ruby/test_marshal.rb
@@ -204,4 +204,12 @@ class TestMarshal < Test::Unit::TestCase
     a = ClassUTF8.new
     assert_instance_of(ClassUTF8, Marshal.load(Marshal.dump(a)), '[ruby-core:24790]')
   end
+
+  def test_regexp
+    bug2109 = '[ruby-core:25625]'
+    a = "\x82\xa0".force_encoding(Encoding::Windows_31J)
+    b = "\x82\xa2".force_encoding(Encoding::Windows_31J)
+    c = [/#{a}/, /#{b}/]
+    assert_equal(c, Marshal.load(Marshal.dump(c)))
+  end
 end