1 // -*- C++ -*- 2 3 // Copyright (C) 2005, 2006, 2007, 2008, 2009 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 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 47 { 48 base_type::assert_valid(); 49 assert_node_consistent(base_type::m_p_root, strictly_binomial, true); 50 assert_max(); 51 } 52 53 PB_DS_CLASS_T_DEC 54 void 55 PB_DS_CLASS_C_DEC:: 56 assert_max() const 57 { 58 if (m_p_max == NULL) 59 return; 60 _GLIBCXX_DEBUG_ASSERT(base_type::parent(m_p_max) == NULL); 61 for (const_iterator it = base_type::begin(); it != base_type::end(); ++it) 62 _GLIBCXX_DEBUG_ASSERT(!Cmp_Fn::operator()(m_p_max->m_value, 63 it.m_p_nd->m_value)); 64 } 65 66 PB_DS_CLASS_T_DEC 67 void 68 PB_DS_CLASS_C_DEC:: 69 assert_node_consistent(const_node_pointer p_nd, bool strictly_binomial, 70 bool increasing) const 71 { 72 _GLIBCXX_DEBUG_ASSERT(increasing || strictly_binomial); 73 base_type::assert_node_consistent(p_nd, false); 74 if (p_nd == NULL) 75 return; 76 _GLIBCXX_DEBUG_ASSERT(p_nd->m_metadata == base_type::degree(p_nd)); 77 _GLIBCXX_DEBUG_ASSERT(base_type::size_under_node(p_nd) == 78 static_cast<size_type>(1 << p_nd->m_metadata)); 79 assert_node_consistent(p_nd->m_p_next_sibling, strictly_binomial, increasing); 80 assert_node_consistent(p_nd->m_p_l_child, true, false); 81 if (p_nd->m_p_next_sibling != NULL) 82 { 83 if (increasing) 84 { 85 if (strictly_binomial) 86 _GLIBCXX_DEBUG_ASSERT(p_nd->m_metadata 87 < p_nd->m_p_next_sibling->m_metadata); 88 else 89 _GLIBCXX_DEBUG_ASSERT(p_nd->m_metadata 90 <= p_nd->m_p_next_sibling->m_metadata); 91 } 92 else 93 _GLIBCXX_DEBUG_ASSERT(p_nd->m_metadata 94 > p_nd->m_p_next_sibling->m_metadata); 95 } 96 } 97 98 #endif 99