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// Copyright (C) 2004-2016 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 <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;
}
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