left_child_next_sibling_heap_/debug_fn_imps.hpp
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// -*- C++ -*-
// Copyright (C) 2005-2021 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 3, 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.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
// 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 left_child_next_sibling_heap_/debug_fn_imps.hpp
* Contains an implementation class for left_child_next_sibling_heap_.
*/
#ifdef PB_DS_CLASS_C_DEC
#ifdef _GLIBCXX_DEBUG
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_valid(const char* __file, int __line) const
{
PB_DS_DEBUG_VERIFY(m_p_root == 0 || m_p_root->m_p_prev_or_parent == 0);
if (m_p_root != 0)
assert_node_consistent(m_p_root, Single_Link_Roots, __file, __line);
assert_size(__file, __line);
assert_iterators(__file, __line);
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_node_consistent(node_const_pointer p_nd, bool single_link,
const char* __file, int __line) const
{
if (p_nd == 0)
return;
assert_node_consistent(p_nd->m_p_l_child, false, __file, __line);
assert_node_consistent(p_nd->m_p_next_sibling, single_link, __file, __line);
if (single_link)
PB_DS_DEBUG_VERIFY(p_nd->m_p_prev_or_parent == 0);
else if (p_nd->m_p_next_sibling != 0)
PB_DS_DEBUG_VERIFY(p_nd->m_p_next_sibling->m_p_prev_or_parent == p_nd);
if (p_nd->m_p_l_child == 0)
return;
node_const_pointer p_child = p_nd->m_p_l_child;
while (p_child != 0)
{
node_const_pointer p_next_child = p_child->m_p_next_sibling;
PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(p_nd->m_value, p_child->m_value));
p_child = p_next_child;
}
PB_DS_DEBUG_VERIFY(p_nd->m_p_l_child->m_p_prev_or_parent == p_nd);
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_iterators(const char* __file, int __line) const
{
PB_DS_DEBUG_VERIFY(std::distance(begin(), end()) == size());
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_size(const char* __file, int __line) const
{
PB_DS_DEBUG_VERIFY(size_from_node(m_p_root) == m_size);
}
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::size_type
PB_DS_CLASS_C_DEC::
size_under_node(node_const_pointer p_nd)
{ return 1 + size_from_node(p_nd->m_p_l_child); }
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::size_type
PB_DS_CLASS_C_DEC::
size_from_node(node_const_pointer p_nd)
{
size_type ret = 0;
while (p_nd != 0)
{
ret += 1 + size_from_node(p_nd->m_p_l_child);
p_nd = p_nd->m_p_next_sibling;
}
return ret;
}
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::size_type
PB_DS_CLASS_C_DEC::
degree(node_const_pointer p_nd)
{
size_type ret = 0;
node_const_pointer p_child = p_nd->m_p_l_child;
while (p_child != 0)
{
++ret;
p_child = p_child->m_p_next_sibling;
}
return ret;
}
#endif
#endif
std::distance
constexpr iterator_traits< _InputIterator >::difference_type distance(_InputIterator __first, _InputIterator __last)
A generalization of pointer arithmetic.
Definition: stl_iterator_base_funcs.h:138
std::size
constexpr auto size(const _Container &__cont) noexcept(noexcept(__cont.size())) -> decltype(__cont.size())
Return the size of a container.
Definition: range_access.h:245
std::initializer_list::begin
constexpr const _Tp * begin(initializer_list< _Tp > __ils) noexcept
Return an iterator pointing to the first element of the initializer_list.
Definition: initializer_list:90
std::initializer_list::end
constexpr const _Tp * end(initializer_list< _Tp > __ils) noexcept
Return an iterator pointing to one past the last element of the initializer_list.
Definition: initializer_list:101