--  Copyright 2012-2014 Free Software Foundation, Inc.
--
--  This program is free software; you can redistribute it and/or modify
--  it under the terms of the GNU General Public License as published by
--  the Free Software Foundation; either version 3 of the License, or
--  (at your option) any later version.
--
--  This program is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--  GNU General Public License for more details.
--
--  You should have received a copy of the GNU General Public License
--  along with this program.  If not, see <http://www.gnu.org/licenses/>.

package body Pck is
   My_Hidden_Variable : Integer := 0;
   procedure Do_Something (I : in out Integer) is
   begin
      if My_Hidden_Variable > 10 then
         My_Hidden_Variable := 0;
      end if;
      I := I + My_Hidden_Variable;
      My_Hidden_Variable := My_Hidden_Variable + 1;
   end Do_Something;
end Pck;