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// Copyright (C) 2008-2022 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/>.
// NB: This issue affected only debug-mode.
// { dg-do compile }
// libstdc++/34730
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
typedef pair<int, string> intstring;
struct intstrcmp
{
bool
operator()(const string& x, const intstring& y) const
{ return x < y.second; }
bool
operator()(const intstring& x, const string& y) const
{ return x.second < y; }
};
void test01()
{
vector<string> vec1;
vector<intstring> vec2;
vector<intstring> vec3;
set_intersection(vec2.begin(), vec2.end(),
vec1.begin(), vec1.end(),
back_inserter(vec3), intstrcmp());
}
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