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Added thirdparty: boost library

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Viacheslav Demydiuk
2024-01-06 19:55:56 +02:00
parent bf49f439e1
commit bccd1e7051
15683 changed files with 3239840 additions and 0 deletions
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thirdparty/include/boost/hof/detail/forward.hpp
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+37
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/*=============================================================================
Copyright (c) 2014 Paul Fultz II
forward.h
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
==============================================================================*/
#ifndef BOOST_HOF_GUARD_FORWARD_H
#define BOOST_HOF_GUARD_FORWARD_H
#include <utility>
namespace boost { namespace hof {
// contexpr-friendly forwarding
template<typename T>
constexpr T&& forward(typename std::remove_reference<T>::type& t) noexcept
{ return static_cast<T&&>(t); }
template<typename T>
constexpr T&& forward(typename std::remove_reference<T>::type&& t) noexcept
{
static_assert(!std::is_lvalue_reference<T>::value, "T must not be an lvalue reference type");
return static_cast<T&&>(t);
}
#if (defined(__GNUC__) && !defined (__clang__) && __GNUC__ == 4 && __GNUC_MINOR__ < 7) || defined(_MSC_VER)
#define BOOST_HOF_FORWARD(...) boost::hof::forward<__VA_ARGS__>
#else
#define BOOST_HOF_FORWARD(...) static_cast<__VA_ARGS__ &&>
#endif
}} // namespace boost::hof
#endif