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// { dg-do run { target c++11 } }
// 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/>.
#include <algorithm>
#include <vector>
#include <sstream>
#include <iterator>
#include <testsuite_hooks.h>
// libstdc++/50119
void test01()
{
using namespace std;
vector<int> v;
istringstream s("1 2 3 4 5");
copy_n(istream_iterator<int>(s), 2, back_inserter(v));
VERIFY( v.size() == 2 );
VERIFY( v[0] == 1 );
VERIFY( v[1] == 2 );
copy_n(istream_iterator<int>(s), 2, back_inserter(v));
VERIFY( v.size() == 4 );
VERIFY( v[0] == 1 );
VERIFY( v[1] == 2 );
VERIFY( v[2] == 3 );
VERIFY( v[3] == 4 );
}
int main()
{
test01();
return 0;
}
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