(* 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 unbounded2 ;

FROM libc IMPORT exit, printf ;
FROM SYSTEM IMPORT ADR ;

PROCEDURE Assert (b: BOOLEAN; f: ARRAY OF CHAR; l: CARDINAL) ;
BEGIN
   IF NOT b
   THEN
      printf("%s:%d:failure\n", ADR(f), l) ;
      exit(1)
   END
END Assert ;


PROCEDURE test (VAR a: ARRAY OF ARRAY OF CHAR) ;
BEGIN
   printf('HIGH(a) = %d\n', HIGH(a)) ;
   printf('HIGH(a[0]) = %d\n', HIGH(a[0])) ;
   a[0, 1] := 'a' ;
   a[1, 0] := 'c'
END test ;


VAR
   b: ARRAY [0..4], [0..5] OF CHAR ;
   c: ARRAY BOOLEAN OF ARRAY BOOLEAN OF CHAR ;
BEGIN
   test(b) ;
   Assert(b[0, 1]='a', __FILE__, __LINE__) ;
   Assert(b[1, 0]='c', __FILE__, __LINE__) ;
   test(c)
END unbounded2.