1// { dg-options "-std=gnu++0x" }
2
3// 2007-10-12  Paolo Carlini  <pcarlini@suse.de>
4//
5// Copyright (C) 2007, 2009 Free Software Foundation, Inc.
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 3, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without Pred the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// You should have received a copy of the GNU General Public License along
19// with this library; see the file COPYING3.  If not see
20// <http://www.gnu.org/licenses/>.
21
22// 25.3.6 Heap operations [lib.alg.heap.operations]
23
24#include <algorithm>
25#include <functional>
26#include <testsuite_hooks.h>
27
28int A[] = {9, 8, 6, 7, 7, 5, 5, 3, 6, 4, 1, 2, 3, 4};
29int B[] = {1, 3, 2, 4, 4, 6, 3, 5, 5, 7, 7, 6, 8, 9};
30const int N = sizeof(A) / sizeof(int);
31
32void
33test01()
34{
35  bool test __attribute__((unused)) = true;
36
37  for (int i = 0; i <= N; ++i)
38    {
39      VERIFY( A + i == std::is_heap_until(A, A + i) );
40      VERIFY( A + i == std::is_heap_until(A, A + i, std::less<int>()) );
41      VERIFY( B + i == std::is_heap_until(B, B + i, std::greater<int>()) );
42      VERIFY( B + (i < 2 ? i : 1) == std::is_heap_until(B, B + i) );
43    }
44}
45
46int
47main()
48{
49  test01();
50  return 0;
51}
52