diff options
Diffstat (limited to 'boost/type_traits/is_floating_point.hpp')
-rw-r--r--[-rwxr-xr-x] | boost/type_traits/is_floating_point.hpp | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/boost/type_traits/is_floating_point.hpp b/boost/type_traits/is_floating_point.hpp index 2224453054..196c900cf9 100755..100644 --- a/boost/type_traits/is_floating_point.hpp +++ b/boost/type_traits/is_floating_point.hpp @@ -1,4 +1,3 @@ - // (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 @@ -9,19 +8,23 @@ #ifndef BOOST_TYPE_TRAITS_IS_FLOATING_HPP_INCLUDED #define BOOST_TYPE_TRAITS_IS_FLOATING_HPP_INCLUDED -// should be the last #include -#include <boost/type_traits/detail/bool_trait_def.hpp> +#include <boost/type_traits/integral_constant.hpp> namespace boost { //* is a type T a floating-point type described in the standard (3.9.1p8) -BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_floating_point,T,false) -BOOST_TT_AUX_BOOL_TRAIT_CV_SPEC1(is_floating_point,float,true) -BOOST_TT_AUX_BOOL_TRAIT_CV_SPEC1(is_floating_point,double,true) -BOOST_TT_AUX_BOOL_TRAIT_CV_SPEC1(is_floating_point,long double,true) + 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 -#include <boost/type_traits/detail/bool_trait_undef.hpp> - #endif // BOOST_TYPE_TRAITS_IS_FLOAT_HPP_INCLUDED |