libstdc++
splay_tree_/debug_fn_imps.hpp
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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
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34 // warranty.
35 
36 /**
37  * @file splay_tree_/debug_fn_imps.hpp
38  * Contains an implementation class for splay_tree_.
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  const node_pointer p_head = base_type::m_p_head;
50  assert_special_imp(p_head, __file, __line);
51 }
52 
53 PB_DS_CLASS_T_DEC
54 void
55 PB_DS_CLASS_C_DEC::
56 assert_special_imp(const node_pointer p_nd,
57  const char* __file, int __line) const
58 {
59  if (p_nd == 0)
60  return;
61 
62  if (p_nd == base_type::m_p_head)
63  {
64  PB_DS_DEBUG_VERIFY(p_nd->m_special);
65  assert_special_imp(p_nd->m_p_parent, __file, __line);
66  return;
67  }
68 
69  PB_DS_DEBUG_VERIFY(!p_nd->m_special);
70  assert_special_imp(p_nd->m_p_left, __file, __line);
71  assert_special_imp(p_nd->m_p_right, __file, __line);
72 }
73 
74 #endif
75