1 ///////////////////////////////////////////////////////////////
2 // Copyright 2015 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
7 #ifdef _MSC_VER
8 #define _SCL_SECURE_NO_WARNINGS
9 #endif
10
11 #include <boost/detail/lightweight_test.hpp>
12 #include <boost/array.hpp>
13 #include "test.hpp"
14
15 #include <boost/multiprecision/cpp_bin_float.hpp>
16 #include <boost/math/constants/constants.hpp>
17
main()18 int main()
19 {
20 using namespace boost::multiprecision;
21
22 BOOST_STATIC_ASSERT((boost::is_convertible<float, cpp_bin_float_single>::value));
23 BOOST_STATIC_ASSERT(!(boost::is_convertible<double, cpp_bin_float_single>::value));
24 BOOST_STATIC_ASSERT(!(boost::is_convertible<long double, cpp_bin_float_single>::value));
25
26 cpp_bin_float_single s = boost::math::constants::pi<cpp_bin_float_single>();
27 std::cout << s << std::endl;
28
29 typedef number<backends::cpp_bin_float<11, backends::digit_base_2, void, boost::int8_t, -14, 15>, et_off> cpp_bin_float_half;
30
31 BOOST_STATIC_ASSERT(!(boost::is_convertible<float, cpp_bin_float_half>::value));
32 BOOST_STATIC_ASSERT(!(boost::is_convertible<double, cpp_bin_float_half>::value));
33 BOOST_STATIC_ASSERT(!(boost::is_convertible<long double, cpp_bin_float_half>::value));
34 #ifdef BOOST_HAS_FLOAT128
35 BOOST_STATIC_ASSERT(!(boost::is_convertible<__float128, cpp_bin_float_half>::value));
36 #endif
37
38 cpp_bin_float_half hs = boost::math::constants::pi<cpp_bin_float_half>();
39 std::cout << hs << std::endl;
40
41 return boost::report_errors();
42 }
43