matz	2007-07-17 01:58:58 +0900 (Tue, 17 Jul 2007)

  New Revision: 12809

  Modified files:
    trunk/ChangeLog
    trunk/sprintf.c

  Log:
    * sprintf.c (rb_str_format): make %u behave like %d for negative
      values, since decimal format does not work with preceding dots.
      [ruby-core:11575]

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=12809&r2=12808
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/sprintf.c?r1=12809&r2=12808