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// { dg-do compile }

// { dg-options "-std=gnu++0x" }

// Copyright (C) 2011 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/>.

// NOTE: This makes use of the fact that we know how moveable

// is implemented on pair, and also vector. If the implementation

// changes this test may begin to fail.

#include <tuple>

bool test __attribute__((unused)) = true;

// make_tuple

void

test_make_tuple()

{

  {

    typedef std::tuple<int, float> tuple_type;

    constexpr tuple_type p1 __attribute__((unused))

      = std::make_tuple(22, 22.222);

  }

  {

    typedef std::tuple<int, float, int> tuple_type;

    constexpr tuple_type p1 __attribute__((unused))

      = std::make_tuple(22, 22.222, 77799);

  }

}

// get

void

test_get()

{

  {

    typedef std::tuple<int, float> tuple_type;

    constexpr tuple_type t1 { 55, 77.77 };

    constexpr auto var __attribute__((unused))

      = std::get<1>(t1);

  }

  {

    typedef std::tuple<int, float, int> tuple_type;

    constexpr tuple_type t1 { 55, 77.77, 99 };

    constexpr auto var __attribute__((unused))

      = std::get<2>(t1);

  }

}

// tuple_cat

void

test_tuple_cat()

{

  typedef std::tuple<int, float>        tuple_type1;

  typedef std::tuple<int, int, float> tuple_type2;

  constexpr tuple_type1 t1 { 55, 77.77 };

  constexpr tuple_type2 t2 { 55, 99, 77.77 };

  constexpr auto cat1 __attribute__((unused)) = std::tuple_cat(t1, t2);

}

int

main()

{

  test_make_tuple();

  test_get();

  test_tuple_cat();

  return 0;

}