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// { dg-options "-std=gnu++0x" }
// { dg-do compile }
 
// Copyright (C) 2009 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>
 
struct X
{ 
  explicit X(int, int) { }
 
private:
  X(const X&) = delete;
};
 
struct move_only
{
  move_only() { }
  move_only(move_only&&) { }
 
private:
  move_only(const move_only&) = delete;
};
 
// libstdc++/40925
void test01()
{
  int *ip = 0;
  int X::*mp = 0;
 
  std::pair<int*, int*> p1(0, 0);
  std::pair<int*, int*> p2(ip, 0);
  std::pair<int*, int*> p3(0, ip);
  std::pair<int*, int*> p4(ip, ip);
 
  std::pair<int X::*, int*> p5(0, 0);
  std::pair<int X::*, int X::*> p6(mp, 0);
  std::pair<int X::*, int X::*> p7(0, mp);
  std::pair<int X::*, int X::*> p8(mp, mp);
 
  std::pair<int*, move_only> p9(0, move_only());
  std::pair<int X::*, move_only> p10(0, move_only());
  std::pair<move_only, int*> p11(move_only(), 0);
  std::pair<move_only, int X::*> p12(move_only(), 0);
 
  std::pair<int*, move_only> p13(ip, move_only());
  std::pair<int X::*, move_only> p14(mp, move_only());
  std::pair<move_only, int*> p15(move_only(), ip);
  std::pair<move_only, int X::*> p16(move_only(), mp);
 
  std::pair<move_only, move_only> p17(move_only(), move_only());
}