// Copyright (C) 2018-2021 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/>.

// { dg-do run { target c++11 } }

// PR libstdc++/86734

#include <iterator>
#include <testsuite_hooks.h>

void
test01()
{
  // LWG DR 2188
  // Reverse iterator does not fully support targets that overload operator&
  struct X {
    int val;
    int* operator&() { return &val; }
    const int* operator&() const { return &val; }
  };

  X x[2] = { {1}, {2} };
  std::reverse_iterator<X*> rev(x+2);
  VERIFY( rev->val == 2 );
  ++rev;
  VERIFY( rev->val == 1 );
}

int
main()
{
  test01();
}
