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1 | /*-----------------------------------------------------------------------------+ |
2 | Copyright (c) 2008-2009: Joachim Faulhaber | |
3 | +------------------------------------------------------------------------------+ | |
4 | Distributed under the Boost Software License, Version 1.0. | |
5 | (See accompanying file LICENCE.txt or copy at | |
6 | http://www.boost.org/LICENSE_1_0.txt) | |
7 | +-----------------------------------------------------------------------------*/ | |
8 | #ifndef BOOST_ICL_TYPE_TRAITS_HAS_INVERSE_HPP_JOFA_090205 | |
9 | #define BOOST_ICL_TYPE_TRAITS_HAS_INVERSE_HPP_JOFA_090205 | |
10 | ||
11 | #include <boost/type_traits/is_signed.hpp> | |
12 | #include <boost/type_traits/is_floating_point.hpp> | |
13 | ||
14 | namespace boost{ namespace icl | |
15 | { | |
16 | ||
17 | template <class Type> struct has_inverse | |
18 | { | |
19 | typedef has_inverse<Type> type; | |
20 | BOOST_STATIC_CONSTANT(bool, | |
21 | value = ( boost::is_signed<Type>::value | |
22 | || is_floating_point<Type>::value ) ); | |
23 | }; | |
24 | ||
25 | }} // namespace boost icl | |
26 | ||
27 | #endif // BOOST_ICL_TYPE_TRAITS_HAS_INVERSE_HPP_JOFA_090205 | |
28 | ||
29 |