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Contents
/*
* 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)
*
* Copyright (c) 2018 Andrey Semashev
*/
/*!
* \file atomic/detail/type_traits/is_iec559.hpp
*
* This header defines \c is_iec559 type trait
*/
#ifndef BOOST_ATOMIC_DETAIL_TYPE_TRAITS_IS_IEC559_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_TYPE_TRAITS_IS_IEC559_HPP_INCLUDED_
#include <limits>
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< typename T >
struct is_iec559
{
static BOOST_CONSTEXPR_OR_CONST bool value = !!std::numeric_limits< T >::is_iec559;
};
#if defined(BOOST_HAS_FLOAT128)
// libstdc++ does not specialize numeric_limits for __float128
template< >
struct is_iec559< boost::float128_type >
{
static BOOST_CONSTEXPR_OR_CONST bool value = true;
};
#endif // defined(BOOST_HAS_FLOAT128)
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_TYPE_TRAITS_IS_IEC559_HPP_INCLUDED_
Version data entries
27 entries across 27 versions & 1 rubygems