Update copyright years.

[thirdparty/gcc.git] / libstdc++-v3 / include / c_compatibility / math.h

diff --git a/libstdc++-v3/include/c_compatibility/math.h b/libstdc++-v3/include/c_compatibility/math.h
index c6d59ba7dccf98e15fcb1a4f29fb5cf513d9a2fe..e4661150b574097e4e6a488d2cc235b0f615c0a2 100644 (file)
--- a/libstdc++-v3/include/c_compatibility/math.h
+++ b/libstdc++-v3/include/c_compatibility/math.h
@@ -1,6 +1,6 @@
 // -*- C++ -*- compatibility header.
 
-// Copyright (C) 2002-2014 Free Software Foundation, Inc.
+// Copyright (C) 2002-2022 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
@@ -26,12 +26,15 @@
  *  This is a Standard C++ Library header.
  */
 
-#include <cmath>
+#if !defined __cplusplus || defined _GLIBCXX_INCLUDE_NEXT_C_HEADERS
+# include_next <math.h>
+#else
 
 #ifndef _GLIBCXX_MATH_H
 #define _GLIBCXX_MATH_H 1
 
-#ifdef _GLIBCXX_NAMESPACE_C
+# include <cmath>
+
 using std::abs;
 using std::acos;
 using std::asin;
@@ -56,7 +59,7 @@ using std::fabs;
 using std::floor;
 using std::fmod;
 
-#if _GLIBCXX_USE_C99
+#if _GLIBCXX_USE_C99_MATH
 using std::fpclassify;
 using std::isfinite;
 using std::isinf;
@@ -71,6 +74,114 @@ using std::islessgreater;
 using std::isunordered;
 #endif
 
-#endif
+#if __cplusplus >= 201103L && defined(_GLIBCXX_USE_C99_MATH_TR1)
+using std::acosh;
+using std::asinh;
+using std::atanh;
+using std::cbrt;
+using std::copysign;
+using std::erf;
+using std::erfc;
+using std::exp2;
+using std::expm1;
+using std::fdim;
+using std::fma;
+using std::fmax;
+using std::fmin;
+using std::hypot;
+using std::ilogb;
+using std::lgamma;
+using std::llrint;
+using std::llround;
+using std::log1p;
+using std::log2;
+using std::logb;
+using std::lrint;
+using std::lround;
+using std::nearbyint;
+using std::nextafter;
+using std::nexttoward;
+using std::remainder;
+using std::remquo;
+using std::rint;
+using std::round;
+using std::scalbln;
+using std::scalbn;
+using std::tgamma;
+using std::trunc;
+#endif // C++11 && _GLIBCXX_USE_C99_MATH_TR1
 
-#endif
+// The mathematical special functions are only added to the global namespace
+// by IS 29124, but not by C++17.
+#if __cplusplus >= 201103L && __STDCPP_WANT_MATH_SPEC_FUNCS__ != 0
+using std::assoc_laguerref;
+using std::assoc_laguerrel;
+using std::assoc_laguerre;
+using std::assoc_legendref;
+using std::assoc_legendrel;
+using std::assoc_legendre;
+using std::betaf;
+using std::betal;
+using std::beta;
+using std::comp_ellint_1f;
+using std::comp_ellint_1l;
+using std::comp_ellint_1;
+using std::comp_ellint_2f;
+using std::comp_ellint_2l;
+using std::comp_ellint_2;
+using std::comp_ellint_3f;
+using std::comp_ellint_3l;
+using std::comp_ellint_3;
+using std::cyl_bessel_if;
+using std::cyl_bessel_il;
+using std::cyl_bessel_i;
+using std::cyl_bessel_jf;
+using std::cyl_bessel_jl;
+using std::cyl_bessel_j;
+using std::cyl_bessel_kf;
+using std::cyl_bessel_kl;
+using std::cyl_bessel_k;
+using std::cyl_neumannf;
+using std::cyl_neumannl;
+using std::cyl_neumann;
+using std::ellint_1f;
+using std::ellint_1l;
+using std::ellint_1;
+using std::ellint_2f;
+using std::ellint_2l;
+using std::ellint_2;
+using std::ellint_3f;
+using std::ellint_3l;
+using std::ellint_3;
+using std::expintf;
+using std::expintl;
+using std::expint;
+using std::hermitef;
+using std::hermitel;
+using std::hermite;
+using std::laguerref;
+using std::laguerrel;
+using std::laguerre;
+using std::legendref;
+using std::legendrel;
+using std::legendre;
+using std::riemann_zetaf;
+using std::riemann_zetal;
+using std::riemann_zeta;
+using std::sph_besself;
+using std::sph_bessell;
+using std::sph_bessel;
+using std::sph_legendref;
+using std::sph_legendrel;
+using std::sph_legendre;
+using std::sph_neumannf;
+using std::sph_neumannl;
+using std::sph_neumann;
+#endif // _GLIBCXX_USE_STD_SPEC_FUNCS
+
+#if __cplusplus > 201703L
+using std::lerp;
+#endif // C++20
+
+#endif // _GLIBCXX_MATH_H
+#endif // __cplusplus