(* Copyright (C) 2009 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 nestedproc6 ;

FROM libc IMPORT exit ;

TYPE
   set = SET OF [0..1023] ;

PROCEDURE a (p: set) : CARDINAL ;
   PROCEDURE b () : CARDINAL ;
      PROCEDURE c () : CARDINAL ;
      BEGIN
         IF 0 IN p
         THEN
            RETURN 0
         ELSE
            RETURN 1
         END
      END c ;
   BEGIN
      RETURN c()
   END b ;
BEGIN
   RETURN b()
END a ;

BEGIN
   exit(a(set{0}))
END nestedproc6.