1// -*- C++ -*- 2 3// Copyright (C) 2005, 2006, 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 for rb_tree_. 39 */ 40 41#ifdef _GLIBCXX_DEBUG 42 43PB_DS_CLASS_T_DEC 44typename PB_DS_CLASS_C_DEC::size_type 45PB_DS_CLASS_C_DEC:: 46assert_node_consistent(const node_pointer p_nd) const 47{ 48 if (p_nd == NULL) 49 return 1; 50 51 const size_type l_height = assert_node_consistent(p_nd->m_p_left); 52 const size_type r_height = assert_node_consistent(p_nd->m_p_right); 53 if (p_nd->m_red) 54 { 55 _GLIBCXX_DEBUG_ASSERT(is_effectively_black(p_nd->m_p_left)); 56 _GLIBCXX_DEBUG_ASSERT(is_effectively_black(p_nd->m_p_right)); 57 } 58 _GLIBCXX_DEBUG_ASSERT(l_height == r_height); 59 return (p_nd->m_red ? 0 : 1) + l_height; 60} 61 62PB_DS_CLASS_T_DEC 63void 64PB_DS_CLASS_C_DEC:: 65assert_valid() const 66{ 67 base_type::assert_valid(); 68 const node_pointer p_head = base_type::m_p_head; 69 _GLIBCXX_DEBUG_ASSERT(p_head->m_red); 70 if (p_head->m_p_parent != NULL) 71 { 72 _GLIBCXX_DEBUG_ASSERT(!p_head->m_p_parent->m_red); 73 assert_node_consistent(p_head->m_p_parent); 74 } 75} 76 77#endif 78 79