hash_load_check_resize_trigger_size_base.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
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// version.
// This library is distributed in the hope that it will be useful, but
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// General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
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// 3.1, as published by the Free Software Foundation.
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// a copy of the GCC Runtime Library Exception along with this program;
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// 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
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/**
* @file hash_load_check_resize_trigger_size_base.hpp
* Contains an base holding size for some resize policies.
*/
#ifndef PB_DS_HASH_LOAD_CHECK_RESIZE_TRIGGER_SIZE_BASE_HPP
#define PB_DS_HASH_LOAD_CHECK_RESIZE_TRIGGER_SIZE_BASE_HPP
namespace __gnu_pbds
{
namespace detail
{
/// Primary template.
template<typename Size_Type, bool Hold_Size>
class hash_load_check_resize_trigger_size_base;
/// Specializations.
template<typename Size_Type>
class hash_load_check_resize_trigger_size_base<Size_Type, true>
{
protected:
typedef Size_Type size_type;
hash_load_check_resize_trigger_size_base(): m_size(0)
{ }
inline void
swap(hash_load_check_resize_trigger_size_base& other)
{ std::swap(m_size, other.m_size); }
inline void
set_size(size_type size)
{ m_size = size; }
inline size_type
get_size() const
{ return m_size; }
private:
size_type m_size;
};
template<typename Size_Type>
class hash_load_check_resize_trigger_size_base<Size_Type, false>
{
protected:
typedef Size_Type size_type;
protected:
inline void
swap(hash_load_check_resize_trigger_size_base& other) { }
inline void
set_size(size_type size) { }
};
} // namespace detail
} // namespace __gnu_pbds
#endif
std::swap
void swap(any &__x, any &__y) noexcept
Exchange the states of two any objects.
Definition: any:428
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
__gnu_pbds
GNU extensions for policy-based data structures for public use.
Definition: assoc_container.hpp:52
__gnu_pbds::detail::hash_load_check_resize_trigger_size_base
Primary template.
Definition: hash_load_check_resize_trigger_size_base.hpp:50