diff options
Diffstat (limited to 'lib/math.in.h')
-rw-r--r-- | lib/math.in.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/lib/math.in.h b/lib/math.in.h index 6a055fbf5..a74a95da3 100644 --- a/lib/math.in.h +++ b/lib/math.in.h @@ -1,6 +1,6 @@ /* A GNU-like <math.h>. - Copyright (C) 2002-2003, 2007-2021 Free Software Foundation, Inc. + Copyright (C) 2002-2003, 2007-2022 Free Software Foundation, Inc. This file is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as @@ -56,6 +56,16 @@ _GL_INLINE_HEADER_BEGIN # define _GL_MATH_INLINE _GL_INLINE #endif +/* The __attribute__ feature is available in gcc versions 2.5 and later. + The attribute __const__ was added in gcc 2.95. */ +#ifndef _GL_ATTRIBUTE_CONST +# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95) || defined __clang__ +# define _GL_ATTRIBUTE_CONST __attribute__ ((__const__)) +# else +# define _GL_ATTRIBUTE_CONST /* empty */ +# endif +#endif + /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ /* The definition of _GL_ARG_NONNULL is copied here. */ @@ -2423,6 +2433,7 @@ _GL_MATH_CXX_REAL_FLOATING_DECL_1 (isfinite) functions. */ _GL_MATH_CXX_REAL_FLOATING_DECL_2 (isfinite, rpl_isfinite, bool) # define isfinite rpl_isfinite +# define GNULIB_NAMESPACE_LACKS_ISFINITE 1 # else _GL_MATH_CXX_REAL_FLOATING_DECL_2 (isfinite, isfinite, bool) # endif @@ -2457,6 +2468,7 @@ _GL_MATH_CXX_REAL_FLOATING_DECL_1 (isinf) functions. */ _GL_MATH_CXX_REAL_FLOATING_DECL_2 (isinf, rpl_isinf, bool) # define isinf rpl_isinf +# define GNULIB_NAMESPACE_LACKS_ISINF 1 # else _GL_MATH_CXX_REAL_FLOATING_DECL_2 (isinf, isinf, bool) # endif @@ -2584,6 +2596,7 @@ _GL_MATH_CXX_REAL_FLOATING_DECL_1 (isnan) functions. */ _GL_MATH_CXX_REAL_FLOATING_DECL_2 (isnan, rpl_isnan, bool) # define isnan rpl_isnan +# define GNULIB_NAMESPACE_LACKS_ISNAN 1 # else _GL_MATH_CXX_REAL_FLOATING_DECL_2 (isnan, isnan, bool) # endif @@ -2667,6 +2680,7 @@ _GL_MATH_CXX_REAL_FLOATING_DECL_1 (signbit) functions. */ _GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit, rpl_signbit, bool) # define signbit rpl_signbit +# define GNULIB_NAMESPACE_LACKS_SIGNBIT 1 # else _GL_MATH_CXX_REAL_FLOATING_DECL_2 (signbit, signbit, bool) # endif |