(* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. *)
(* This file is part of GNU Modula-2.

GNU Modula-2 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 2, or (at your option) any later
version.

GNU Modula-2 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 gm2; see the file COPYING.  If not, write to the Free Software
Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *)
MODULE nestedproc2 ;

FROM NumberIO IMPORT WriteCard ;
FROM StrIO IMPORT WriteLn ;

VAR
   j: CARDINAL ;

PROCEDURE ReadIt (VAR c: CARDINAL) ;
BEGIN
   c := 222
END ReadIt ;


PROCEDURE middle ;
VAR
   j: CARDINAL ;

   PROCEDURE displayit ;
   BEGIN
      INC(j) ;
      WriteCard(j, 0) ; WriteLn
   END displayit ;

   PROCEDURE inner ;
   BEGIN
      ReadIt(j)
   END inner ;

BEGIN
   j := 999 ;
   inner ;
   displayit
END middle ;



BEGIN
   j := 111 ;
   middle
   (* should yield   223 *)
END nestedproc2.