libstdc++-v3/testsuite/25_algorithms/nth_element/58800.cc

// Copyright (C) 2013 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/>.

// 25.3.2 [lib.alg.nth.element]

// { dg-options "-std=gnu++11" }

#include <algorithm>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

using __gnu_test::test_container;
using __gnu_test::random_access_iterator_wrapper;

typedef test_container<int, random_access_iterator_wrapper> Container;

void test01()
{
  std::vector<int> v = {
    207089,
    202585,
    180067,
    157549,
    211592,
    216096,
    207089
  };

  Container con(v.data(), v.data() + 7);

  std::nth_element(con.begin(), con.begin() + 3, con.end());
}

int main()
{
  test01();
  return 0;
}