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// Copyright (C) 2004, 2005, 2009 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 <set>

#include <testsuite_hooks.h>

struct T { int i; };

// T must be LessThanComparable to pass concept-checks

bool operator<(T l, T r) { return l.i < r.i; }

int swap_calls;

namespace std

{

  template<>

    void

    set<T>::swap(set<T>&)

    { ++swap_calls; }

}

// Should use set specialization for swap.

void test01()

{

  bool test __attribute__((unused)) = true;

  std::set<T> A;

  std::set<T> B;

  swap_calls = 0;

  std::swap(A, B);

  VERIFY(1 == swap_calls);

}

// Should use set specialization for swap.

void test02()

{

  bool test __attribute__((unused)) = true;

  using namespace std;

  set<T> A;

  set<T> B;

  swap_calls = 0;

  swap(A, B);

  VERIFY(1 == swap_calls);

}

// See c++/13658 for background info.

int main()

{

  test01();

  test02();

  return 0;

}