matz	2008-06-26 17:44:59 +0900 (Thu, 26 Jun 2008)

  New Revision: 17577

  Modified files:
    trunk/ChangeLog
    trunk/variable.c

  Log:
    * variable.c (rb_f_trace_var): should not be allowed at safe level 4.  
      a patch from Keita Yamaguchi <keita.yamaguchi gmail.com>.

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/variable.c?r1=17577&r2=17576&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=17577&r2=17576&diff_format=u