Has_Assign_Or_Swap.hh

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/* Has_Assign_Or_Swap classes declarations.
   Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
   Copyright (C) 2010-2016 BUGSENG srl (http://bugseng.com)

This file is part of the Parma Polyhedra Library (PPL).

The PPL 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 3 of the License, or (at your
option) any later version.

The PPL 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 program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.

For the most up-to-date information see the Parma Polyhedra Library
site: http://bugseng.com/products/ppl/ . */

#ifndef PPL_Has_Assign_Or_Swap_hh
#define PPL_Has_Assign_Or_Swap_hh 1

#include "meta_programming.hh"

namespace Parma_Polyhedra_Library {

#ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS

#endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS)
template <typename T, typename Enable = void>
struct Has_Assign_Or_Swap : public False {
};

#ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS

#endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS)
template <typename T>
struct Has_Assign_Or_Swap<T,
                          typename Enable_If_Is<void (T::*)(T& x),
                                                &T::assign_or_swap>::type>
  : public True {
};

} // namespace Parma_Polyhedra_Library

#endif // !defined(PPL_Has_Assign_Or_Swap_hh)