| // (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000-2005. |
| // Use, modification and distribution are subject to 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). |
| // |
| // See http://www.boost.org/libs/type_traits for most recent version including documentation. |
| |
| #ifndef BOOST_TYPE_TRAITS_IS_FLOATING_HPP_INCLUDED |
| #define BOOST_TYPE_TRAITS_IS_FLOATING_HPP_INCLUDED |
| |
| #include <boost/type_traits/integral_constant.hpp> |
| |
| namespace boost { |
| |
| //* is a type T a floating-point type described in the standard (3.9.1p8) |
| template <class T> struct is_floating_point : public false_type{}; |
| template <class T> struct is_floating_point<const T> : public is_floating_point<T>{}; |
| template <class T> struct is_floating_point<volatile const T> : public is_floating_point<T>{}; |
| template <class T> struct is_floating_point<volatile T> : public is_floating_point<T>{}; |
| template<> struct is_floating_point<float> : public true_type{}; |
| template<> struct is_floating_point<double> : public true_type{}; |
| template<> struct is_floating_point<long double> : public true_type{}; |
| |
| #if defined(BOOST_HAS_FLOAT128) |
| template<> struct is_floating_point<__float128> : public true_type{}; |
| #endif |
| |
| } // namespace boost |
| |
| #endif // BOOST_TYPE_TRAITS_IS_FLOAT_HPP_INCLUDED |