libstdc++

binomial_heap_base_/debug_fn_imps.hpp
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1 // -*- C++ -*-
2
3 // Copyright (C) 2005-2013 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