// { dg-do run { target c++14 } }

// Copyright (C) 2015-2023 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/>.

// 8.2.1 Class template shared_ptr [memory.smartptr.shared]

#include <experimental/memory>
#include <testsuite_hooks.h>

struct A
{
  A() : i() {}
  int i;
};

// 8.2.1.2 shared_ptr observers [memory.smartptr.shared.obs]

// get
void
test01()
{
  A * const a = new A[5];
  const std::experimental::shared_ptr<A[5]> p(a);
  VERIFY( p.get() == a );
}

// operator []
int
test02()
{
  A * p = new A[5];
  std::experimental::shared_ptr<A[5]> a(p);

  for(int j = 0; j < 5; j++)
  { a[j].i = j; }

  VERIFY(a.get() == p);
  VERIFY(a.use_count() == 1);

  for(int j = 0; j < 5; j++)
  { VERIFY(a[j].i == j); }

  return 0;
}

// operator*
void
test03()
{
  A * const a = new A[5];
  const std::experimental::shared_ptr<A[5]> p(a);
  VERIFY( p.get() == a );
}

// operator->
void
test04()
{
  A * const a = new A[5];
  const std::experimental::shared_ptr<A[5]> p(a);
  VERIFY( &p[0].i == &a[0].i );
}

int
main()
{
  test01();
  test02();
  test03();
  test04();
  return 0;
}