libstdc++

thin_heap_/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 thin_heap_/debug_fn_imps.hpp
38 * Contains an implementation for thin_heap_.
39 */
40
41 #ifdef _GLIBCXX_DEBUG
42
43 PB_DS_CLASS_T_DEC
44 void
45 PB_DS_CLASS_C_DEC::
46 assert_valid(const char* __file, int __line) const
47 {
48 base_type::assert_valid(__file, __line);
49 assert_node_consistent(base_type::m_p_root, true, __file, __line);
50 assert_max(__file, __line);
51 assert_aux_null(__file, __line);
52 }
53
54 PB_DS_CLASS_T_DEC
55 void
56 PB_DS_CLASS_C_DEC::
57 assert_aux_null(const char* __file, int __line) const
58 {
59 for (size_type i = 0; i < max_rank; ++i)
60 PB_DS_DEBUG_VERIFY(m_a_aux[i] == 0);
61 }
62
63 PB_DS_CLASS_T_DEC
64 void
65 PB_DS_CLASS_C_DEC::
66 assert_max(const char* __file, int __line) const
67 {
68 if (m_p_max == 0)
69 {
70 PB_DS_DEBUG_VERIFY(base_type::empty());
71 return;
72 }
73
74 PB_DS_DEBUG_VERIFY(!base_type::empty());
75 PB_DS_DEBUG_VERIFY(base_type::parent(m_p_max) == 0);
76 PB_DS_DEBUG_VERIFY(m_p_max->m_p_prev_or_parent == 0);
77 for (const_iterator it = base_type::begin(); it != base_type::end(); ++it)
78 PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(m_p_max->m_value, it.m_p_nd->m_value));
79 }
80
81 PB_DS_CLASS_T_DEC
82 void
83 PB_DS_CLASS_C_DEC::
84 assert_node_consistent(node_const_pointer p_nd, bool root,
85 const char* __file, int __line) const
86 {
87 base_type::assert_node_consistent(p_nd, root, __file, __line);
88 if (p_nd == 0)
89 return;
90
91 assert_node_consistent(p_nd->m_p_next_sibling, root, __file, __line);
92 assert_node_consistent(p_nd->m_p_l_child, false, __file, __line);
93 if (!root)
94 {
95 if (p_nd->m_metadata == 0)
96 PB_DS_DEBUG_VERIFY(p_nd->m_p_next_sibling == 0);
97 else
98 PB_DS_DEBUG_VERIFY(p_nd->m_metadata == p_nd->m_p_next_sibling->m_metadata + 1);
99 }
100
101 if (p_nd->m_p_l_child != 0)
102 PB_DS_DEBUG_VERIFY(p_nd->m_p_l_child->m_metadata + 1 == base_type::degree(p_nd));
103
104 const bool unmarked_valid =
105 (p_nd->m_p_l_child == 0 && p_nd->m_metadata == 0)
106 || (p_nd->m_p_l_child != 0
107 && p_nd->m_metadata == p_nd->m_p_l_child->m_metadata + 1);
108
109 const bool marked_valid =
110 (p_nd->m_p_l_child == 0 && p_nd->m_metadata == 1)
111 || (p_nd->m_p_l_child != 0
112 && p_nd->m_metadata == p_nd->m_p_l_child->m_metadata + 2);
113
114 PB_DS_DEBUG_VERIFY(unmarked_valid || marked_valid);
115 if (root)
116 PB_DS_DEBUG_VERIFY(unmarked_valid);
117 }
118
119 #endif