multiprecision/test/standalone_test_arithmetic_cpp_bin_float.cpp

///////////////////////////////////////////////////////////////
//  Copyright 2012 - 2021 John Maddock. 
//  Copyright 2021 Matt Borland. Distributed under the Boost
//  Software License, Version 1.0. (See accompanying file
//  LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt

#include "test_arithmetic.hpp"

#define BOOST_MP_STANDALONE

#include <boost/multiprecision/cpp_bin_float.hpp>

template <unsigned Digits, boost::multiprecision::backends::digit_base_type DigitBase, class Allocator, class Exponent, Exponent MinExponent, Exponent MaxExponent, boost::multiprecision::expression_template_option ET>
struct related_type<boost::multiprecision::number<boost::multiprecision::cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinExponent, MaxExponent>, ET> >
{
   using number_type = boost::multiprecision::number<boost::multiprecision::cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinExponent, MaxExponent>, ET>;
   using type = boost::multiprecision::number<boost::multiprecision::cpp_bin_float<((std::numeric_limits<number_type>::digits / 2) > std::numeric_limits<long double>::digits ? Digits / 2 : Digits), DigitBase, Allocator, Exponent, MinExponent, MaxExponent>, ET>;
};

int main()
{
   test<boost::multiprecision::cpp_bin_float_50>();
   //test<boost::multiprecision::number<boost::multiprecision::cpp_bin_float<21>>>();
   //test<boost::multiprecision::number<boost::multiprecision::cpp_bin_float<1000, boost::multiprecision::digit_base_10, std::allocator<char>>>>();
   //test<boost::multiprecision::cpp_bin_float_quad>();
   return boost::report_errors();
}