ceph/src/boost/libs/multiprecision/test/test_arithmetic_cpp_int_br.cpp

   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
   5
   6 #define BOOST_MP_NOT_TESTING_NUMBER
   7
   8 #include <boost/multiprecision/cpp_int.hpp>
   9 #include <boost/rational.hpp>
  10
  11 #include "test_arithmetic.hpp"
  12
  13 template <std::size_t MinBits, std::size_t MaxBits, boost::multiprecision::cpp_integer_type SignType, class Allocator, boost::multiprecision::expression_template_option ExpressionTemplates>
  14 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>
  15 {};
  16
  17 template <>
  18 struct related_type<boost::multiprecision::cpp_int>
  19 {
  20    typedef boost::multiprecision::int256_t type;
  21 };
  22 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>
  23 struct related_type<boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits, MaxBits, SignType, Checked, Allocator>, ET> >
  24 {
  25    typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits / 2, MaxBits / 2, SignType, Checked, Allocator>, ET> type;
  26 };
  27
  28 int main()
  29 {
  30    test<boost::rational<boost::multiprecision::cpp_int> >();
  31    return boost::report_errors();
  32 }