mapping_level_neg.cc

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// { dg-do compile }
// -*- C++ -*-

// Copyright (C) 2005 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library 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.

// This library 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 library; see the file COPYING.  If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.

// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.

// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.

// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice and
// this permission notice appear in supporting documentation. None of
// the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied warranty.

/**
 * @file bad_mapping_level_example.cpp
 * An example how not to use mapping levels.
 */

// For cout, endl.
#include <iostream>
// For various associative containers.
#include <ext/pb_assoc/assoc_cntnr.hpp>
// For compound_data_type.
#include <ext/pb_assoc/data_type.hpp>

int
main()
{
  typedef
    pb_assoc::tree_assoc_cntnr<
    int,
    pb_assoc::compound_data_type<
    pb_assoc::tree_assoc_cntnr<
    char,
    pb_assoc::null_data_type> > >
    t_0;

  typedef t_0::rebind<1>::other t_0_rebound;

  typedef
    pb_assoc::tree_assoc_cntnr<
    int,
    pb_assoc::tree_assoc_cntnr<
    char,
    pb_assoc::null_data_type> >
    t_1;

  /*
   * Following line will not compile.
   * t1 is a "map" type, and cannot be rebound.
   **/

  typedef t_1::rebind<1>::other t_1_rebound; // { dg-error "expected" }
}