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// Copyright (C) 2005-2022 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
// 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
// <>.
// median - SGI extension
#include <ext/algorithm>
#include <testsuite_hooks.h>
bool pred(const int& l, const int& r)
return l<r;
using __gnu_cxx::__median;
int main()
const int i=1;
const int j=2;
const int k=3;
VERIFY(__median(i, j, k) == j && __median(i, j, k, pred) == j);
VERIFY(__median(i, k, j) == j && __median(i, k, j, pred) == j);
VERIFY(__median(j, i, k) == j && __median(j, i, k, pred) == j);
VERIFY(__median(j, k, i) == j && __median(j, k, i, pred) == j);
VERIFY(__median(k, i, j) == j && __median(k, i, j, pred) == j);
VERIFY(__median(k, j, i) == j && __median(k, j, i, pred) == j);