34 lines
2.0 KiB
C++
34 lines
2.0 KiB
C++
///////////////////////////////////////////////////////////////
|
|
// Copyright 2012 John Maddock. 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 <boost/multiprecision/cpp_int.hpp>
|
|
|
|
#include "test_arithmetic.hpp"
|
|
|
|
template <std::size_t MinBits, std::size_t MaxBits, boost::multiprecision::cpp_integer_type SignType, class Allocator, boost::multiprecision::expression_template_option ET>
|
|
struct is_checked_cpp_int<boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits, MaxBits, SignType, boost::multiprecision::checked, Allocator>, ET> > : public std::integral_constant<bool, true>
|
|
{};
|
|
|
|
template <std::size_t MinBits, std::size_t MaxBits, boost::multiprecision::cpp_integer_type SignType, class Allocator, boost::multiprecision::expression_template_option ExpressionTemplates>
|
|
struct is_twos_complement_integer<boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits, MaxBits, SignType, boost::multiprecision::checked, Allocator>, ExpressionTemplates> > : public std::integral_constant<bool, false>
|
|
{};
|
|
|
|
template <>
|
|
struct related_type<boost::multiprecision::cpp_int>
|
|
{
|
|
typedef boost::multiprecision::int256_t type;
|
|
};
|
|
template <std::size_t MinBits, std::size_t MaxBits, boost::multiprecision::cpp_integer_type SignType, boost::multiprecision::cpp_int_check_type Checked, class Allocator, boost::multiprecision::expression_template_option ET>
|
|
struct related_type<boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits, MaxBits, SignType, Checked, Allocator>, ET> >
|
|
{
|
|
typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits / 2, MaxBits / 2, SignType, Checked, Allocator>, ET> type;
|
|
};
|
|
|
|
int main()
|
|
{
|
|
test<boost::multiprecision::number<boost::multiprecision::cpp_int_backend<0, 0, boost::multiprecision::signed_magnitude, boost::multiprecision::checked>, boost::multiprecision::et_off> >();
|
|
return boost::report_errors();
|
|
}
|