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// Copyright (C) 2011-2022 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 compile }
#include <map>
struct Key
{
Key() { }
Key(const Key&) { }
template<typename T>
Key(const T&)
{ }
bool operator<(const Key&) const;
};
#if __cplusplus < 201103L
// libstdc++/47628
void f()
{
typedef std::map<Key, int> Map;
Map m;
m.insert(Map::value_type());
Map::iterator i = m.begin();
m.erase(i);
}
#endif