blob: cd069e449cfac480fe7b4b38e9fad0b1d096ef6e [file] [log] [blame]
// Copyright (C) 2017-2022 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/>.
// { dg-do compile }
#include <algorithm>
void
test01(int* first, int* last)
{
extern bool cmp(int, int);
// PR libstdc++/80064
// This is undefined, because [alg.sorting] requires the template argument
// Compare to be a function object type, and bool(int, int) is not an
// object type. We previously accepted it by accident, so keep doing so.
std::make_heap<int*, bool(int, int)>(first, last, cmp);
}