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

// Copyright (C) 2005, 2006, 2007, 2009, 2012 Free Software Foundation

//

// 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/>.

// 20.6.6.2 Template class shared_ptr [util.smartptr.shared]

#include <memory>

#include <testsuite_hooks.h>

struct A { };

// 20.6.6.2.1 shared_ptr constructors [util.smartptr.shared.const]

// Construction from expired weak_ptr

int

test01()

{

  bool test = false;

  std::shared_ptr<A> a1(new A);

  std::weak_ptr<A> wa(a1);

  a1.reset();

  VERIFY( wa.expired() );

  try

  {

    std::shared_ptr<A> a2(wa);

  }

  catch (const std::bad_weak_ptr&)

  {

    // Expected.

    test = true;

  }

  VERIFY( test );

  return 0;

}

int

main()

{

  test01();

  return 0;

}