1 ///////////////////////////////////////////////////////////////
2 // Copyright 2012 John Maddock. Distributed under the Boost
3 // Software License, Version 1.0. (See accompanying file
4 // LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
6 #ifndef BOOST_MATH_EXTRACT_EXPONENT_HPP
7 #define BOOST_MATH_EXTRACT_EXPONENT_HPP
9 #include <boost/multiprecision/number.hpp>
12 namespace multiprecision {
15 template <class Backend, int cat>
16 struct extract_exponent_type
20 template <class Backend>
21 struct extract_exponent_type<Backend, number_kind_floating_point>
23 typedef typename Backend::exponent_type type;
26 }}} // namespace boost::multiprecision::backends