(* 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 blockindirect ;

FROM SYSTEM IMPORT ADR ;

TYPE
   blk = RECORD
            a, b, c, d, e: CARDINAL ;
            f, g, h, i, j: CHAR ;
            k            : ARRAY [0..2] OF LONGREAL ;
         END ;


(*
   first - 
*)

PROCEDURE first (VAR b: blk) ;
VAR
   c: blk ;
   p: POINTER TO blk ;
BEGIN
   h := b ;
   b := g ;
   p := ADR(b) ;
   p^ := h
END first ;


VAR
   g: blk ;
   h: blk ;
BEGIN
   first(g)
END blockindirect.