libstdc++: debug_fn_imps.hpp Source File

libstdc++

thin_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 thin_heap_/debug_fn_imps.hpp
38 * Contains an implementation for thin_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(__file, __line);
51 assert_node_consistent(base_type::m_p_root, true, __file, __line);
52 assert_max(__file, __line);
53 assert_aux_null(__file, __line);
54}
55
56PB_DS_CLASS_T_DEC
57void
58PB_DS_CLASS_C_DEC::
59assert_aux_null(const char* __file, int __line) const
60{
61 for (size_type i = 0; i < max_rank; ++i)
62 PB_DS_DEBUG_VERIFY(m_a_aux[i] == 0);
63}
64
65PB_DS_CLASS_T_DEC
66void
67PB_DS_CLASS_C_DEC::
68assert_max(const char* __file, int __line) const
69{
70 if (m_p_max == 0)
71 {
72 PB_DS_DEBUG_VERIFY(base_type::empty());
73 return;
74 }
75
76 PB_DS_DEBUG_VERIFY(!base_type::empty());
77 PB_DS_DEBUG_VERIFY(base_type::parent(m_p_max) == 0);
78 PB_DS_DEBUG_VERIFY(m_p_max->m_p_prev_or_parent == 0);
79 for (const_iterator it = base_type::begin(); it != base_type::end(); ++it)
80 PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(m_p_max->m_value, it.m_p_nd->m_value));
81}
82
83PB_DS_CLASS_T_DEC
84void
85PB_DS_CLASS_C_DEC::
86assert_node_consistent(node_const_pointer p_nd, bool root,
87 const char* __file, int __line) const
88{
89 base_type::assert_node_consistent(p_nd, root, __file, __line);
90 if (p_nd == 0)
91 return;
92
93 assert_node_consistent(p_nd->m_p_next_sibling, root, __file, __line);
94 assert_node_consistent(p_nd->m_p_l_child, false, __file, __line);
95 if (!root)
96 {
97 if (p_nd->m_metadata == 0)
98 PB_DS_DEBUG_VERIFY(p_nd->m_p_next_sibling == 0);
99 else
100 PB_DS_DEBUG_VERIFY(p_nd->m_metadata == p_nd->m_p_next_sibling->m_metadata + 1);
101 }
102
103 if (p_nd->m_p_l_child != 0)
104 PB_DS_DEBUG_VERIFY(p_nd->m_p_l_child->m_metadata + 1 == base_type::degree(p_nd));
105
106 const bool unmarked_valid =
107 (p_nd->m_p_l_child == 0 && p_nd->m_metadata == 0)
108 || (p_nd->m_p_l_child != 0
109 && p_nd->m_metadata == p_nd->m_p_l_child->m_metadata + 1);
110
111 const bool marked_valid =
112 (p_nd->m_p_l_child == 0 && p_nd->m_metadata == 1)
113 || (p_nd->m_p_l_child != 0
114 && p_nd->m_metadata == p_nd->m_p_l_child->m_metadata + 2);
115
116 PB_DS_DEBUG_VERIFY(unmarked_valid || marked_valid);
117 if (root)
118 PB_DS_DEBUG_VERIFY(unmarked_valid);
119}
120
121#endif
122#endif