matz	2007-12-24 11:40:55 +0900 (Mon, 24 Dec 2007)

  New Revision: 14568

  Modified files:
    trunk/ChangeLog
    trunk/string.c
    trunk/test/ruby/test_io.rb

  Log:
    * string.c (rb_str_comparable): fixed to keep transitivity.
      [ruby-dev:32693]

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/test/ruby/test_io.rb?r1=14568&r2=14567
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/string.c?r1=14568&r2=14567
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=14568&r2=14567