libstdc++: debug_fn_imps.hpp Source File

libstdc++

rc_binomial_heap_/debug_fn_imps.hpp
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1// -*- C++ -*-
2
3// Copyright (C) 2005-2026 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 rc_binomial_heap_/debug_fn_imps.hpp
38 * Contains an implementation for rc_binomial_heap_.
39 */
40
41#ifdef PB_DS_CLASS_C_DEC
42
43#ifdef _GLIBCXX_DEBUG
44
45PB_DS_CLASS_T_DEC
46void
47PB_DS_CLASS_C_DEC::
48assert_valid(const char* __file, int __line) const
49{
50 base_type::assert_valid(false, __file, __line);
51 if (!base_type::empty())
52 {
53 PB_DS_DEBUG_VERIFY(base_type::m_p_max != 0);
54 base_type::assert_max(__file, __line);
55 }
56
57 m_rc.assert_valid(__file, __line);
58
59 if (m_rc.empty())
60 {
61 base_type::assert_valid(true, __file, __line);
62 PB_DS_DEBUG_VERIFY(next_2_pointer(base_type::m_p_root) == 0);
63 return;
64 }
65
66 node_const_pointer p_nd = next_2_pointer(base_type::m_p_root);
67 typename rc_t::const_iterator it = m_rc.end();
68 --it;
69
70 while (p_nd != 0)
71 {
72 PB_DS_DEBUG_VERIFY(*it == p_nd);
73 node_const_pointer p_next = p_nd->m_p_next_sibling;
74 PB_DS_DEBUG_VERIFY(p_next != 0);
75 PB_DS_DEBUG_VERIFY(p_nd->m_metadata == p_next->m_metadata);
76 PB_DS_DEBUG_VERIFY(p_next->m_p_next_sibling == 0 ||
77 p_next->m_metadata < p_next->m_p_next_sibling->m_metadata);
78
79 --it;
80 p_nd = next_2_pointer(next_after_0_pointer(p_nd));
81 }
82 PB_DS_DEBUG_VERIFY(it + 1 == m_rc.begin());
83}
84
85PB_DS_CLASS_T_DEC
86typename PB_DS_CLASS_C_DEC::node_const_pointer
87PB_DS_CLASS_C_DEC::
88next_2_pointer(node_const_pointer p_nd)
89{
90 if (p_nd == 0)
91 return 0;
92
93 node_pointer p_next = p_nd->m_p_next_sibling;
94
95 if (p_next == 0)
96 return 0;
97
98 if (p_nd->m_metadata == p_next->m_metadata)
99 return p_nd;
100
101 return next_2_pointer(p_next);
102}
103
104PB_DS_CLASS_T_DEC
105typename PB_DS_CLASS_C_DEC::node_const_pointer
106PB_DS_CLASS_C_DEC::
107next_after_0_pointer(node_const_pointer p_nd)
108{
109 if (p_nd == 0)
110 return 0;
111
112 node_pointer p_next = p_nd->m_p_next_sibling;
113
114 if (p_next == 0)
115 return 0;
116
117 if (p_nd->m_metadata < p_next->m_metadata)
118 return p_next;
119
120 return next_after_0_pointer(p_next);
121}
122
123#endif
124#endif