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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 20_util / is_nothrow_swappable_with / requirements / typedefs.cc

// { dg-do compile { target c++17 } }

// Copyright (C) 2016-2022 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 3, 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 COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

#include <type_traits>

#ifndef __cpp_lib_is_swappable
# error "Feature-test macro for is_nothrow_swappable_with missing"
#elif __cpp_lib_is_swappable != 201603
# error "Feature-test macro for is_nothrow_swappable_with has wrong value"
#endif

void test01()
{
  // Check for required typedefs
  typedef std::is_nothrow_swappable_with<int, int>   test_type;
  typedef test_type::value_type                      value_type;
  typedef test_type::type                            type;
  typedef test_type::type::value_type                type_value_type;
  typedef test_type::type::type                      type_type;
}