libstdc++: Ensure c++NN effective target present in all C++17 tests

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

// { dg-options "-std=gnu++17" }
// { dg-do compile { target c++17 } }

// Copyright (C) 2015-2020 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/>.

// NB: This file is for testing type_traits with NO OTHER INCLUDES.

#include <type_traits>

namespace std
{
  template struct conjunction<true_type, true_type>;
  template struct disjunction<false_type, true_type>;
  template struct negation<false_type>;
}