diff options
Diffstat (limited to 'libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp')
| -rw-r--r-- | libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp b/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp new file mode 100644 index 00000000000..f50524d9c2c --- /dev/null +++ b/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp @@ -0,0 +1,108 @@ +// -*- C++ -*- + +// Copyright (C) 2005, 2006 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License as published by the Free Software +// Foundation; either version 2, or (at your option) any later +// version. + +// This library is distributed in the hope that it will be useful, but +// WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. + +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 59 Temple Place - Suite 330, Boston, +// MA 02111-1307, USA. + +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. This exception does not however invalidate any other +// reasons why the executable file might be covered by the GNU General +// Public License. + +// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. + +// Permission to use, copy, modify, sell, and distribute this software +// is hereby granted without fee, provided that the above copyright +// notice appears in all copies, and that both that copyright notice +// and this permission notice appear in supporting documentation. None +// of the above authors, nor IBM Haifa Research Laboratories, make any +// representation about the suitability of this software for any +// purpose. It is provided "as is" without express or implied +// warranty. + +/** + * @file debug_fn_imps.hpp + * Contains an implementation class for a base of binomial heaps. + */ + +#ifdef PB_DS_BINOMIAL_HEAP_BASE_DEBUG_ + +PB_DS_CLASS_T_DEC +void +PB_DS_CLASS_C_DEC:: +assert_valid(bool strictly_binomial) const +{ + base_type::assert_valid(); + + assert_node_consistent(base_type::m_p_root, strictly_binomial, true); + + assert_max(); +} + +PB_DS_CLASS_T_DEC +void +PB_DS_CLASS_C_DEC:: +assert_max() const +{ + if (m_p_max == NULL) + return; + + PB_DS_DBG_ASSERT(base_type::parent(m_p_max) == NULL); + + for (const_iterator it = base_type::begin(); it != base_type::end(); ++it) + PB_DS_DBG_ASSERT(!Cmp_Fn::operator()(m_p_max->m_value, it.m_p_nd->m_value)); +} + +PB_DS_CLASS_T_DEC +void +PB_DS_CLASS_C_DEC:: +assert_node_consistent(const_node_pointer p_nd, bool strictly_binomial, bool increasing) const +{ + PB_DS_DBG_ASSERT(increasing || strictly_binomial); + + base_type::assert_node_consistent(p_nd, false); + + if (p_nd == NULL) + return; + + PB_DS_DBG_ASSERT(p_nd->m_metadata == base_type::degree(p_nd)); + + PB_DS_DBG_ASSERT(base_type::size_under_node(p_nd) == + static_cast<size_type>(1 << p_nd->m_metadata)); + + assert_node_consistent(p_nd->m_p_next_sibling, strictly_binomial, increasing); + + assert_node_consistent(p_nd->m_p_l_child, true, false); + + if (p_nd->m_p_next_sibling != NULL) + if (increasing) + { + if (strictly_binomial) + PB_DS_DBG_ASSERT(p_nd->m_metadata < p_nd->m_p_next_sibling->m_metadata); + else + PB_DS_DBG_ASSERT(p_nd->m_metadata <= p_nd->m_p_next_sibling->m_metadata); + } + else + PB_DS_DBG_ASSERT(p_nd->m_metadata > p_nd->m_p_next_sibling->m_metadata); +} + +#endif // #ifdef PB_DS_BINOMIAL_HEAP_BASE_DEBUG_ |