nobu	2008-07-09 01:38:40 +0900 (Wed, 09 Jul 2008)

  New Revision: 17963

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=17963

  Log:
    * string.c (rb_str_succ): alphabets or numerics mutually enclosing
      non-alphanumeric characters can carry up.  e.g., "1.999".succ should
      be "2.000".

  Modified files:
    branches/ruby_1_8/ChangeLog
    branches/ruby_1_8/string.c
    branches/ruby_1_8/test/ruby/test_string.rb
    trunk/ChangeLog
    trunk/string.c
    trunk/test/ruby/test_string.rb