100 lines
4.2 KiB
C++
100 lines
4.2 KiB
C++
// Copyright (C) 2019-2020 Free Software Foundation, Inc.
|
|
//
|
|
// This file is part of the GNU ISO C++ Library. This library is free
|
|
// software; you can redistribute it and/or modify it under the
|
|
// terms of the GNU General Public License as published by the
|
|
// Free Software Foundation; either version 3, or (at your option)
|
|
// any later version.
|
|
|
|
// This library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU General Public License along
|
|
// with this library; see the file COPYING3. If not see
|
|
// <http://www.gnu.org/licenses/>.
|
|
|
|
// { dg-options "-std=gnu++2a" }
|
|
// { dg-do compile { target c++2a } }
|
|
|
|
#include <numbers>
|
|
|
|
#ifndef __cpp_lib_math_constants
|
|
# error "Feature-test macro for math constants missing in <numbers>"
|
|
#elif __cpp_lib_math_constants != 201907L
|
|
# error "Feature-test macro for math constants has wrong value in <numbers>"
|
|
#endif
|
|
|
|
void
|
|
test01()
|
|
{
|
|
const double* d1 = &std::numbers::e_v<double>;
|
|
const double* d2 = &std::numbers::log2e_v<double>;
|
|
const double* d3 = &std::numbers::log10e_v<double>;
|
|
const double* d4 = &std::numbers::pi_v<double>;
|
|
const double* d5 = &std::numbers::inv_pi_v<double>;
|
|
const double* d6 = &std::numbers::inv_sqrtpi_v<double>;
|
|
const double* d7 = &std::numbers::ln2_v<double>;
|
|
const double* d8 = &std::numbers::ln10_v<double>;
|
|
const double* d9 = &std::numbers::sqrt2_v<double>;
|
|
const double* d10 = &std::numbers::sqrt3_v<double>;
|
|
const double* d11 = &std::numbers::inv_sqrt3_v<double>;
|
|
const double* d12 = &std::numbers::egamma_v<double>;
|
|
const double* d13 = &std::numbers::phi_v<double>;
|
|
}
|
|
|
|
void
|
|
test02()
|
|
{
|
|
const float* d1 = &std::numbers::e_v<float>;
|
|
const float* d2 = &std::numbers::log2e_v<float>;
|
|
const float* d3 = &std::numbers::log10e_v<float>;
|
|
const float* d4 = &std::numbers::pi_v<float>;
|
|
const float* d5 = &std::numbers::inv_pi_v<float>;
|
|
const float* d6 = &std::numbers::inv_sqrtpi_v<float>;
|
|
const float* d7 = &std::numbers::ln2_v<float>;
|
|
const float* d8 = &std::numbers::ln10_v<float>;
|
|
const float* d9 = &std::numbers::sqrt2_v<float>;
|
|
const float* d10 = &std::numbers::sqrt3_v<float>;
|
|
const float* d11 = &std::numbers::inv_sqrt3_v<float>;
|
|
const float* d12 = &std::numbers::egamma_v<float>;
|
|
const float* d13 = &std::numbers::phi_v<float>;
|
|
}
|
|
|
|
void
|
|
test03()
|
|
{
|
|
const long double* d1 = &std::numbers::e_v<long double>;
|
|
const long double* d2 = &std::numbers::log2e_v<long double>;
|
|
const long double* d3 = &std::numbers::log10e_v<long double>;
|
|
const long double* d4 = &std::numbers::pi_v<long double>;
|
|
const long double* d5 = &std::numbers::inv_pi_v<long double>;
|
|
const long double* d6 = &std::numbers::inv_sqrtpi_v<long double>;
|
|
const long double* d7 = &std::numbers::ln2_v<long double>;
|
|
const long double* d8 = &std::numbers::ln10_v<long double>;
|
|
const long double* d9 = &std::numbers::sqrt2_v<long double>;
|
|
const long double* d10 = &std::numbers::sqrt3_v<long double>;
|
|
const long double* d11 = &std::numbers::inv_sqrt3_v<long double>;
|
|
const long double* d12 = &std::numbers::egamma_v<long double>;
|
|
const long double* d13 = &std::numbers::phi_v<long double>;
|
|
}
|
|
|
|
void
|
|
test04()
|
|
{
|
|
static_assert(std::numbers::e == std::numbers::e_v<double>);
|
|
static_assert(std::numbers::log2e == std::numbers::log2e_v<double>);
|
|
static_assert(std::numbers::log10e == std::numbers::log10e_v<double>);
|
|
static_assert(std::numbers::pi == std::numbers::pi_v<double>);
|
|
static_assert(std::numbers::inv_pi == std::numbers::inv_pi_v<double>);
|
|
static_assert(std::numbers::inv_sqrtpi == std::numbers::inv_sqrtpi_v<double>);
|
|
static_assert(std::numbers::ln2 == std::numbers::ln2_v<double>);
|
|
static_assert(std::numbers::ln10 == std::numbers::ln10_v<double>);
|
|
static_assert(std::numbers::sqrt2 == std::numbers::sqrt2_v<double>);
|
|
static_assert(std::numbers::sqrt3 == std::numbers::sqrt3_v<double>);
|
|
static_assert(std::numbers::inv_sqrt3 == std::numbers::inv_sqrt3_v<double>);
|
|
static_assert(std::numbers::egamma == std::numbers::egamma_v<double>);
|
|
static_assert(std::numbers::phi == std::numbers::phi_v<double>);
|
|
}
|