libstdc++
binomial_heap_base_/debug_fn_imps.hpp
Go to the documentation of this file.
1 // -*- C++ -*-
2 
3 // Copyright (C) 2005-2018 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 3, or (at your option) any later
9 // version.
10 
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
15 
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24 
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
26 
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
29 // notice appears in all copies, and that both that copyright notice
30 // and this permission notice appear in supporting documentation. None
31 // of the above authors, nor IBM Haifa Research Laboratories, make any
32 // representation about the suitability of this software for any
33 // purpose. It is provided "as is" without express or implied
34 // warranty.
35 
36 /**
37  * @file binomial_heap_base_/debug_fn_imps.hpp
38  * Contains an implementation class for a base of binomial heaps.
39  */
40 
41 #ifdef _GLIBCXX_DEBUG
42 
43 PB_DS_CLASS_T_DEC
44 void
45 PB_DS_CLASS_C_DEC::
46 assert_valid(bool strictly_binomial, const char* __file, int __line) const
47 {
48  base_type::assert_valid(__file, __line);
49  assert_node_consistent(base_type::m_p_root, strictly_binomial, true,
50  __file, __line);
51  assert_max(__file, __line);
52 }
53 
54 PB_DS_CLASS_T_DEC
55 void
56 PB_DS_CLASS_C_DEC::
57 assert_max(const char* __file, int __line) const
58 {
59  if (m_p_max == 0)
60  return;
61  PB_DS_DEBUG_VERIFY(base_type::parent(m_p_max) == 0);
62  for (const_iterator it = base_type::begin(); it != base_type::end(); ++it)
63  PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(m_p_max->m_value,
64  it.m_p_nd->m_value));
65 }
66 
67 PB_DS_CLASS_T_DEC
68 void
69 PB_DS_CLASS_C_DEC::
70 assert_node_consistent(node_const_pointer p_nd, bool strictly_binomial,
71  bool increasing, const char* __file, int __line) const
72 {
73  PB_DS_DEBUG_VERIFY(increasing || strictly_binomial);
74  base_type::assert_node_consistent(p_nd, false, __file, __line);
75  if (p_nd == 0)
76  return;
77  PB_DS_DEBUG_VERIFY(p_nd->m_metadata == base_type::degree(p_nd));
78  PB_DS_DEBUG_VERIFY(base_type::size_under_node(p_nd) ==
79  static_cast<size_type>(1 << p_nd->m_metadata));
80  assert_node_consistent(p_nd->m_p_next_sibling, strictly_binomial, increasing,
81  __file, __line);
82  assert_node_consistent(p_nd->m_p_l_child, true, false, __file, __line);
83  if (p_nd->m_p_next_sibling != 0)
84  {
85  if (increasing)
86  {
87  if (strictly_binomial)
88  PB_DS_DEBUG_VERIFY(p_nd->m_metadata
89  < p_nd->m_p_next_sibling->m_metadata);
90  else
91  PB_DS_DEBUG_VERIFY(p_nd->m_metadata
92  <= p_nd->m_p_next_sibling->m_metadata);
93  }
94  else
95  PB_DS_DEBUG_VERIFY(p_nd->m_metadata
96  > p_nd->m_p_next_sibling->m_metadata);
97  }
98 }
99 
100 #endif
constexpr const _Tp * end(initializer_list< _Tp > __ils) noexcept
Return an iterator pointing to one past the last element of the initializer_list.
constexpr const _Tp * begin(initializer_list< _Tp > __ils) noexcept
Return an iterator pointing to the first element of the initializer_list.