diff options
Diffstat (limited to 'math')
| -rw-r--r-- | math/bits/mathcalls.h | 4 | ||||
| -rw-r--r-- | math/math.h | 7 |
2 files changed, 6 insertions, 5 deletions
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h index e2cf49f..e1c0521 100644 --- a/math/bits/mathcalls.h +++ b/math/bits/mathcalls.h @@ -294,7 +294,7 @@ __MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); __MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)); # endif -#ifdef __USE_GNU +#if __GLIBC_USE (IEC_60559_BFP_EXT) /* Return X - epsilon. */ __MATHCALL (nextdown,, (_Mdouble_ __x)); /* Return X + epsilon. */ @@ -377,7 +377,7 @@ __MATHCALL (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)); __END_NAMESPACE_C99 #endif -#ifdef __USE_GNU +#if __GLIBC_USE (IEC_60559_BFP_EXT) /* Test for signaling NaN. */ __MATHDECL_1 (int, __issignaling,, (_Mdouble_ __value)) __attribute__ ((__const__)); diff --git a/math/math.h b/math/math.h index 4724b10..ff9d70a 100644 --- a/math/math.h +++ b/math/math.h @@ -23,7 +23,8 @@ #ifndef _MATH_H #define _MATH_H 1 -#include <features.h> +#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION +#include <bits/libc-header-start.h> __BEGIN_DECLS @@ -328,7 +329,7 @@ enum #endif /* Use ISO C99. */ -#ifdef __USE_GNU +#if __GLIBC_USE (IEC_60559_BFP_EXT) /* Return nonzero value if X is a signaling NaN. */ # ifdef __NO_LONG_DOUBLE_MATH # define issignaling(x) \ @@ -340,7 +341,7 @@ enum : sizeof (x) == sizeof (double) \ ? __issignaling (x) : __issignalingl (x)) # endif -#endif /* Use GNU. */ +#endif /* Use IEC_60559_BFP_EXT. */ #ifdef __USE_MISC /* Support for various different standard error handling behaviors. */ |