/usr/include/boost/asio/detail
Edit: /usr/include/boost/asio/detail/type_traits.hpp (5070B)
//
// detail/type_traits.hpp
// ~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// 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_ASIO_DETAIL_TYPE_TRAITS_HPP
#define BOOST_ASIO_DETAIL_TYPE_TRAITS_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include
#if defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
# include
#else // defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
# include
# include
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#endif // defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
namespace boost {
namespace asio {
#if defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
using std::add_const;
using std::add_lvalue_reference;
using std::aligned_storage;
using std::alignment_of;
using std::conditional;
using std::decay;
using std::declval;
using std::enable_if;
using std::false_type;
using std::integral_constant;
using std::is_base_of;
using std::is_class;
using std::is_const;
using std::is_constructible;
using std::is_convertible;
using std::is_copy_constructible;
using std::is_destructible;
using std::is_function;
using std::is_move_constructible;
using std::is_nothrow_copy_constructible;
using std::is_nothrow_destructible;
using std::is_object;
using std::is_reference;
using std::is_same;
using std::is_scalar;
using std::remove_cv;
template
struct remove_cvref : remove_cv::type> {};
using std::remove_pointer;
using std::remove_reference;
#if defined(BOOST_ASIO_HAS_STD_INVOKE_RESULT)
template struct result_of;
template
struct result_of : std::invoke_result {};
#else // defined(BOOST_ASIO_HAS_STD_INVOKE_RESULT)
using std::result_of;
#endif // defined(BOOST_ASIO_HAS_STD_INVOKE_RESULT)
using std::true_type;
#else // defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
using boost::add_const;
using boost::add_lvalue_reference;
using boost::aligned_storage;
using boost::alignment_of;
template
struct enable_if : boost::enable_if_c {};
using boost::conditional;
using boost::decay;
using boost::declval;
using boost::false_type;
using boost::integral_constant;
using boost::is_base_of;
using boost::is_class;
using boost::is_const;
using boost::is_constructible;
using boost::is_convertible;
using boost::is_copy_constructible;
using boost::is_destructible;
using boost::is_function;
#if defined(BOOST_ASIO_HAS_MOVE)
template
struct is_move_constructible : false_type {};
#else // defined(BOOST_ASIO_HAS_MOVE)
template
struct is_move_constructible : is_copy_constructible {};
#endif // defined(BOOST_ASIO_HAS_MOVE)
template
struct is_nothrow_copy_constructible : boost::has_nothrow_copy {};
template
struct is_nothrow_destructible : boost::has_nothrow_destructor {};
using boost::is_object;
using boost::is_reference;
using boost::is_same;
using boost::is_scalar;
using boost::remove_cv;
template
struct remove_cvref : remove_cv::type> {};
using boost::remove_pointer;
using boost::remove_reference;
using boost::result_of;
using boost::true_type;
#endif // defined(BOOST_ASIO_HAS_STD_TYPE_TRAITS)
template struct void_type { typedef void type; };
#if defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
template struct conjunction : true_type {};
template struct conjunction : T {};
template struct conjunction :
conditional, Head>::type {};
#endif // defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
} // namespace asio
} // namespace boost
#endif // BOOST_ASIO_DETAIL_TYPE_TRAITS_HPP