55 lines
1.3 KiB
C++
55 lines
1.3 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
|
|
|
|
//
|
|
// Compare arithmetic results using fixed_int to GMP results.
|
|
//
|
|
|
|
#ifdef _MSC_VER
|
|
#define _SCL_SECURE_NO_WARNINGS
|
|
#endif
|
|
|
|
#ifdef TEST_GMP
|
|
#include <boost/multiprecision/gmp.hpp>
|
|
#endif
|
|
#ifdef TEST_MPFR
|
|
#include <boost/multiprecision/mpfr.hpp>
|
|
#endif
|
|
#include <boost/multiprecision/cpp_dec_float.hpp>
|
|
#include "test.hpp"
|
|
|
|
template <class Number, class BigNumber>
|
|
void test()
|
|
{
|
|
using namespace boost::multiprecision;
|
|
typedef Number test_type;
|
|
|
|
test_type a = 1;
|
|
a /= 3;
|
|
test_type b = -a;
|
|
|
|
BigNumber r;
|
|
BOOST_CHECK_EQUAL(add(r, a, a), BigNumber(a) + BigNumber(a));
|
|
BOOST_CHECK_EQUAL(subtract(r, a, b), BigNumber(a) - BigNumber(b));
|
|
BOOST_CHECK_EQUAL(subtract(r, b, a), BigNumber(b) - BigNumber(a));
|
|
BOOST_CHECK_EQUAL(multiply(r, a, a), BigNumber(a) * BigNumber(a));
|
|
}
|
|
|
|
int main()
|
|
{
|
|
using namespace boost::multiprecision;
|
|
|
|
test<cpp_dec_float_50, cpp_dec_float_100>();
|
|
|
|
#ifdef TEST_GMP
|
|
test<mpf_float_50, mpf_float_100>();
|
|
#endif
|
|
#ifdef TEST_MPFR
|
|
test<mpfr_float_50, mpfr_float_100>();
|
|
#endif
|
|
|
|
return boost::report_errors();
|
|
}
|