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

// 2011-04-27  Paolo Carlini  <paolo.carlini@oracle.com>

//

// 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/>.

#include <utility>

#include <testsuite_hooks.h>

struct noexcept_move_copy

{

  noexcept_move_copy()

  : status(true)

  { };

  noexcept_move_copy(noexcept_move_copy&& r) noexcept

  { r.status = false; };

  noexcept_move_copy(const noexcept_move_copy&) = default;

  operator bool() { return status; }

private:

  bool status;

};

struct noexcept_move_no_copy

{

  noexcept_move_no_copy()

  : status(true)

  { };

  noexcept_move_no_copy(noexcept_move_no_copy&& r) noexcept

  { r.status = false; };

  noexcept_move_no_copy(const noexcept_move_no_copy&) = delete;

  operator bool() { return status; }

private:

  bool status;

};

struct except_move_copy

{

  except_move_copy()

  : status(true)

  { };

  except_move_copy(except_move_copy&& r) noexcept(false)

  { r.status = false; };

  except_move_copy(const except_move_copy&) = default;

  operator bool() { return status; }

private:

  bool status;

};

struct except_move_no_copy

{

  except_move_no_copy()

  : status(true)

  { };

  except_move_no_copy(except_move_no_copy&& r) noexcept(false)

  { r.status = false; };

  except_move_no_copy(const except_move_no_copy&) = delete;

  operator bool() { return status; }

private:

  bool status;

};

void

test01()

{

  bool test __attribute__((unused)) = true;

  noexcept_move_copy nemc1;

  auto nemc2 __attribute__((unused)) = std::move_if_noexcept(nemc1);

  VERIFY( nemc1 == false );

  noexcept_move_no_copy nemnc1;

  auto nemnc2 __attribute__((unused)) = std::move_if_noexcept(nemnc1);

  VERIFY( nemnc1 == false );

  except_move_copy emc1;

  auto emc2 __attribute__((unused)) = std::move_if_noexcept(emc1);

  VERIFY( emc1 == true );

  except_move_no_copy emnc1;

  auto emnc2 __attribute__((unused)) = std::move_if_noexcept(emnc1);

  VERIFY( emnc1 == false );

}

int main()

{

  test01();

  return 0;

}