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// Copyright (C) 2020-2023 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-options "-std=gnu++2a" }
// { dg-do run { target c++2a } }
#include <algorithm>
#include <vector>
#include <testsuite_hooks.h>
namespace ranges = std::ranges;
template<typename It>
struct sentinel
{
It it;
friend bool
operator==(It x, sentinel y)
{ return x == y.it; }
};
void
test01()
{
std::vector<int> v = {1,2,3,4,5}, w = {0,0,0,0,0};
ranges::subrange sr = {v.begin(), sentinel{v.end()}};
ranges::move(sr, w.begin());
VERIFY( ranges::equal(w, (int[]){1,2,3,4,5}) );
}
void
test02()
{
using std::reverse_iterator;
std::vector<int> v = {1,2,3,4,5}, w = {0,0,0,0,0};
ranges::subrange sr
= {reverse_iterator{v.end()}, sentinel{reverse_iterator{v.begin()}}};
ranges::move(sr, reverse_iterator{w.end()});
VERIFY( ranges::equal(w, (int[]){1,2,3,4,5}) );
}
int
main()
{
test01();
test02();
}