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

// { dg-do compile }

// Copyright (C) 2011 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/>.

#include <memory>

struct D;

struct B

{

 B& operator=(D&) = delete; // { dg-error "declared here" }

 template<class T>

   void operator()(T*) const {}

};

struct D : B { };

// libstdc++/48635

void f()

{

  B b;

  D d;

  std::unique_ptr<int, B&> ub(nullptr, b);

  std::unique_ptr<int, D&> ud(nullptr, d);

  ub = std::move(ud);

// { dg-error "use of deleted function" "" { target *-*-* } 189 }

  std::unique_ptr<int[], B&> uba(nullptr, b);

  std::unique_ptr<int[], D&> uda(nullptr, d);

  uba = std::move(uda);

// { dg-error "use of deleted function" "" { target *-*-* } 329 }

}