1*4d6fc14bSjoerg// -*- C++ -*- 2*4d6fc14bSjoerg//===---------------------------- numbers ---------------------------------===// 3*4d6fc14bSjoerg// 4*4d6fc14bSjoerg// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5*4d6fc14bSjoerg// See https://llvm.org/LICENSE.txt for license information. 6*4d6fc14bSjoerg// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7*4d6fc14bSjoerg// 8*4d6fc14bSjoerg//===----------------------------------------------------------------------===// 9*4d6fc14bSjoerg 10*4d6fc14bSjoerg#ifndef _LIBCPP_NUMBERS 11*4d6fc14bSjoerg#define _LIBCPP_NUMBERS 12*4d6fc14bSjoerg 13*4d6fc14bSjoerg/* 14*4d6fc14bSjoerg numbers synopsis 15*4d6fc14bSjoerg 16*4d6fc14bSjoergnamespace std::numbers { 17*4d6fc14bSjoerg template<class T> inline constexpr T e_v = unspecified; 18*4d6fc14bSjoerg template<class T> inline constexpr T log2e_v = unspecified; 19*4d6fc14bSjoerg template<class T> inline constexpr T log10e_v = unspecified; 20*4d6fc14bSjoerg template<class T> inline constexpr T pi_v = unspecified; 21*4d6fc14bSjoerg template<class T> inline constexpr T inv_pi_v = unspecified; 22*4d6fc14bSjoerg template<class T> inline constexpr T inv_sqrtpi_v = unspecified; 23*4d6fc14bSjoerg template<class T> inline constexpr T ln2_v = unspecified; 24*4d6fc14bSjoerg template<class T> inline constexpr T ln10_v = unspecified; 25*4d6fc14bSjoerg template<class T> inline constexpr T sqrt2_v = unspecified; 26*4d6fc14bSjoerg template<class T> inline constexpr T sqrt3_v = unspecified; 27*4d6fc14bSjoerg template<class T> inline constexpr T inv_sqrt3_v = unspecified; 28*4d6fc14bSjoerg template<class T> inline constexpr T egamma_v = unspecified; 29*4d6fc14bSjoerg template<class T> inline constexpr T phi_v = unspecified; 30*4d6fc14bSjoerg 31*4d6fc14bSjoerg template<floating_point T> inline constexpr T e_v<T> = see below; 32*4d6fc14bSjoerg template<floating_point T> inline constexpr T log2e_v<T> = see below; 33*4d6fc14bSjoerg template<floating_point T> inline constexpr T log10e_v<T> = see below; 34*4d6fc14bSjoerg template<floating_point T> inline constexpr T pi_v<T> = see below; 35*4d6fc14bSjoerg template<floating_point T> inline constexpr T inv_pi_v<T> = see below; 36*4d6fc14bSjoerg template<floating_point T> inline constexpr T inv_sqrtpi_v<T> = see below; 37*4d6fc14bSjoerg template<floating_point T> inline constexpr T ln2_v<T> = see below; 38*4d6fc14bSjoerg template<floating_point T> inline constexpr T ln10_v<T> = see below; 39*4d6fc14bSjoerg template<floating_point T> inline constexpr T sqrt2_v<T> = see below; 40*4d6fc14bSjoerg template<floating_point T> inline constexpr T sqrt3_v<T> = see below; 41*4d6fc14bSjoerg template<floating_point T> inline constexpr T inv_sqrt3_v<T> = see below; 42*4d6fc14bSjoerg template<floating_point T> inline constexpr T egamma_v<T> = see below; 43*4d6fc14bSjoerg template<floating_point T> inline constexpr T phi_v<T> = see below; 44*4d6fc14bSjoerg 45*4d6fc14bSjoerg inline constexpr double e = e_v<double>; 46*4d6fc14bSjoerg inline constexpr double log2e = log2e_v<double>; 47*4d6fc14bSjoerg inline constexpr double log10e = log10e_v<double>; 48*4d6fc14bSjoerg inline constexpr double pi = pi_v<double>; 49*4d6fc14bSjoerg inline constexpr double inv_pi = inv_pi_v<double>; 50*4d6fc14bSjoerg inline constexpr double inv_sqrtpi = inv_sqrtpi_v<double>; 51*4d6fc14bSjoerg inline constexpr double ln2 = ln2_v<double>; 52*4d6fc14bSjoerg inline constexpr double ln10 = ln10_v<double>; 53*4d6fc14bSjoerg inline constexpr double sqrt2 = sqrt2_v<double>; 54*4d6fc14bSjoerg inline constexpr double sqrt3 = sqrt3_v<double>; 55*4d6fc14bSjoerg inline constexpr double inv_sqrt3 = inv_sqrt3_v<double>; 56*4d6fc14bSjoerg inline constexpr double egamma = egamma_v<double>; 57*4d6fc14bSjoerg inline constexpr double phi = phi_v<double>; 58*4d6fc14bSjoerg} 59*4d6fc14bSjoerg*/ 60*4d6fc14bSjoerg 61*4d6fc14bSjoerg#include <__config> 62*4d6fc14bSjoerg 63*4d6fc14bSjoerg#if _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_CONCEPTS) 64*4d6fc14bSjoerg 65*4d6fc14bSjoerg#include <concepts> 66*4d6fc14bSjoerg#include <type_traits> 67*4d6fc14bSjoerg#include <version> 68*4d6fc14bSjoerg 69*4d6fc14bSjoerg#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 70*4d6fc14bSjoerg#pragma GCC system_header 71*4d6fc14bSjoerg#endif 72*4d6fc14bSjoerg 73*4d6fc14bSjoerg_LIBCPP_PUSH_MACROS 74*4d6fc14bSjoerg#include <__undef_macros> 75*4d6fc14bSjoerg 76*4d6fc14bSjoerg_LIBCPP_BEGIN_NAMESPACE_STD 77*4d6fc14bSjoerg 78*4d6fc14bSjoergnamespace numbers { 79*4d6fc14bSjoerg 80*4d6fc14bSjoergtemplate <class T> 81*4d6fc14bSjoerginline constexpr bool __false = false; 82*4d6fc14bSjoerg 83*4d6fc14bSjoergtemplate <class T> 84*4d6fc14bSjoergstruct __illformed 85*4d6fc14bSjoerg{ 86*4d6fc14bSjoerg static_assert(__false<T>, "A program that instantiates a primary template of a mathematical constant variable template is ill-formed."); 87*4d6fc14bSjoerg}; 88*4d6fc14bSjoerg 89*4d6fc14bSjoergtemplate <class T> inline constexpr T e_v = __illformed<T>{}; 90*4d6fc14bSjoergtemplate <class T> inline constexpr T log2e_v = __illformed<T>{}; 91*4d6fc14bSjoergtemplate <class T> inline constexpr T log10e_v = __illformed<T>{}; 92*4d6fc14bSjoergtemplate <class T> inline constexpr T pi_v = __illformed<T>{}; 93*4d6fc14bSjoergtemplate <class T> inline constexpr T inv_pi_v = __illformed<T>{}; 94*4d6fc14bSjoergtemplate <class T> inline constexpr T inv_sqrtpi_v = __illformed<T>{}; 95*4d6fc14bSjoergtemplate <class T> inline constexpr T ln2_v = __illformed<T>{}; 96*4d6fc14bSjoergtemplate <class T> inline constexpr T ln10_v = __illformed<T>{}; 97*4d6fc14bSjoergtemplate <class T> inline constexpr T sqrt2_v = __illformed<T>{}; 98*4d6fc14bSjoergtemplate <class T> inline constexpr T sqrt3_v = __illformed<T>{}; 99*4d6fc14bSjoergtemplate <class T> inline constexpr T inv_sqrt3_v = __illformed<T>{}; 100*4d6fc14bSjoergtemplate <class T> inline constexpr T egamma_v = __illformed<T>{}; 101*4d6fc14bSjoergtemplate <class T> inline constexpr T phi_v = __illformed<T>{}; 102*4d6fc14bSjoerg 103*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T e_v<T> = 2.718281828459045235360287471352662; 104*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T log2e_v<T> = 1.442695040888963407359924681001892; 105*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T log10e_v<T> = 0.434294481903251827651128918916605; 106*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T pi_v<T> = 3.141592653589793238462643383279502; 107*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T inv_pi_v<T> = 0.318309886183790671537767526745028; 108*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T inv_sqrtpi_v<T> = 0.564189583547756286948079451560772; 109*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T ln2_v<T> = 0.693147180559945309417232121458176; 110*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T ln10_v<T> = 2.302585092994045684017991454684364; 111*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T sqrt2_v<T> = 1.414213562373095048801688724209698; 112*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T sqrt3_v<T> = 1.732050807568877293527446341505872; 113*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T inv_sqrt3_v<T> = 0.577350269189625764509148780501957; 114*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T egamma_v<T> = 0.577215664901532860606512090082402; 115*4d6fc14bSjoergtemplate <floating_point T> inline constexpr T phi_v<T> = 1.618033988749894848204586834365638; 116*4d6fc14bSjoerg 117*4d6fc14bSjoerginline constexpr double e = e_v<double>; 118*4d6fc14bSjoerginline constexpr double log2e = log2e_v<double>; 119*4d6fc14bSjoerginline constexpr double log10e = log10e_v<double>; 120*4d6fc14bSjoerginline constexpr double pi = pi_v<double>; 121*4d6fc14bSjoerginline constexpr double inv_pi = inv_pi_v<double>; 122*4d6fc14bSjoerginline constexpr double inv_sqrtpi = inv_sqrtpi_v<double>; 123*4d6fc14bSjoerginline constexpr double ln2 = ln2_v<double>; 124*4d6fc14bSjoerginline constexpr double ln10 = ln10_v<double>; 125*4d6fc14bSjoerginline constexpr double sqrt2 = sqrt2_v<double>; 126*4d6fc14bSjoerginline constexpr double sqrt3 = sqrt3_v<double>; 127*4d6fc14bSjoerginline constexpr double inv_sqrt3 = inv_sqrt3_v<double>; 128*4d6fc14bSjoerginline constexpr double egamma = egamma_v<double>; 129*4d6fc14bSjoerginline constexpr double phi = phi_v<double>; 130*4d6fc14bSjoerg 131*4d6fc14bSjoerg} // namespace numbers 132*4d6fc14bSjoerg 133*4d6fc14bSjoerg_LIBCPP_END_NAMESPACE_STD 134*4d6fc14bSjoerg 135*4d6fc14bSjoerg_LIBCPP_POP_MACROS 136*4d6fc14bSjoerg 137*4d6fc14bSjoerg#endif //_LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_CONCEPTS) 138*4d6fc14bSjoerg 139*4d6fc14bSjoerg#endif // _LIBCPP_NUMBERS 140