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Beman
82 lines
3.4 KiB
C++
82 lines
3.4 KiB
C++
// float_test.cpp --------------------------------------------------------------------//
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// Copyright Beman Dawes 2015
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// Distributed under the Boost Software License, Version 1.0.
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// See http://www.boost.org/LICENSE_1_0.txt
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// See library home page at http://www.boost.org/libs/endian
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//--------------------------------------------------------------------------------------//
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#include <boost/endian/detail/disable_warnings.hpp>
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//#define BOOST_ENDIAN_LOG
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#include <boost/endian/buffers.hpp>
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#include <boost/detail/lightweight_main.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <iostream>
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#include <sstream>
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using namespace boost::endian;
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using std::cout;
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using std::endl;
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using std::numeric_limits;
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namespace
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{
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template <class T>
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void report_limits(const char* type)
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{
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cout << "\nHeader <limits> values for std::numeric_limits<" << type << ">\n\n";
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cout << " is_specialized " << numeric_limits<T>::is_specialized << "\n";
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cout << " is_signed " << numeric_limits<T>::is_signed << "\n";
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cout << " is_integer " << numeric_limits<T>::is_integer << "\n";
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cout << " is_exact " << numeric_limits<T>::is_exact << "\n";
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cout << " is_iec559 " << numeric_limits<T>::is_iec559 << "\n";
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cout << " is_bounded " << numeric_limits<T>::is_bounded << "\n";
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cout << " is_modulo " << numeric_limits<T>::is_modulo << "\n";
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cout << " traps " << numeric_limits<T>::traps << "\n";
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cout << " tinyness_before " << numeric_limits<T>::tinyness_before << "\n";
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cout << " round_style " << numeric_limits<T>::round_style << "\n";
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cout << " has_infinity " << numeric_limits<T>::has_infinity << "\n";
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cout << " has_quiet_NaN " << numeric_limits<T>::has_quiet_NaN << "\n";
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cout << " has_signaling_NaN " << numeric_limits<T>::has_signaling_NaN << "\n";
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cout << " has_denorm " << numeric_limits<T>::has_denorm << "\n";
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cout << " min() " << numeric_limits<T>::min() << "\n";
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cout << " max() " << numeric_limits<T>::max() << "\n";
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cout << " lowest() " << numeric_limits<T>::lowest() << "\n";
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cout << " digits " << numeric_limits<T>::digits << "\n";
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cout << " digits10 " << numeric_limits<T>::digits10 << "\n";
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cout << " max_digits10 " << numeric_limits<T>::max_digits10 << "\n";
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cout << " radix " << numeric_limits<T>::radix << "\n";
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cout << " epsilon() " << numeric_limits<T>::epsilon() << "\n";
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cout << " round_error() " << numeric_limits<T>::round_error() << "\n";
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cout << " min_exponent " << numeric_limits<T>::min_exponent << "\n";
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cout << " min_exponent10 " << numeric_limits<T>::min_exponent10 << "\n";
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cout << " max_exponent " << numeric_limits<T>::max_exponent << "\n";
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cout << " max_exponent10 " << numeric_limits<T>::max_exponent10 << "\n";
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cout << " infinity() " << numeric_limits<T>::infinity() << "\n";
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cout << " quiet_NaN() " << numeric_limits<T>::quiet_NaN() << "\n";
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cout << " signaling_NaN() " << numeric_limits<T>::signaling_NaN() << "\n";
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cout << " denorm_min() " << numeric_limits<T>::denorm_min() << "\n";
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}
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} // unnamed namespace
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//--------------------------------------------------------------------------------------//
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int cpp_main(int, char *[])
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{
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cout << "byte swap intrinsics: " BOOST_ENDIAN_INTRINSIC_MSG << endl;
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report_limits<float>("float");
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report_limits<double>("double");
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cout << "\n done" << endl;
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return ::boost::report_errors();
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}
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#include <boost/endian/detail/disable_warnings_pop.hpp>
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