diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/e_atanhl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/e_atanhl.c | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_atanhl.c b/sysdeps/ieee754/ldbl-128/e_atanhl.c index dd681c847c..334c4bd701 100644 --- a/sysdeps/ieee754/ldbl-128/e_atanhl.c +++ b/sysdeps/ieee754/ldbl-128/e_atanhl.c @@ -14,10 +14,6 @@ * ==================================================== */ -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: $"; -#endif - /* __ieee754_atanhl(x) * Method : * 1.Reduced x to positive by atanh(-x) = -atanh(x) @@ -26,7 +22,7 @@ static char rcsid[] = "$NetBSD: $"; * atanhl(x) = --- * log(1 + -------) = 0.5 * log1p(2 * --------) * 2 1 - x 1 - x * - * For x<0.5 + * For x<0.5 * atanhl(x) = 0.5*log1pl(2x+2x*x/(1-x)) * * Special cases: @@ -39,24 +35,12 @@ static char rcsid[] = "$NetBSD: $"; #include "math.h" #include "math_private.h" -#ifdef __STDC__ static const long double one = 1.0L, huge = 1e4900L; -#else -static long double one = 1.0L, huge = 1e4900L; -#endif -#ifdef __STDC__ static const long double zero = 0.0L; -#else -static double long zero = 0.0L; -#endif -#ifdef __STDC__ - long double __ieee754_atanhl(long double x) -#else - long double __ieee754_atanhl(x) - long double x; -#endif +long double +__ieee754_atanhl(long double x) { long double t; u_int32_t jx, ix; @@ -82,3 +66,4 @@ static double long zero = 0.0L; t = 0.5*__log1pl((u.value+u.value)/(one-u.value)); if(jx & 0x80000000) return -t; else return t; } +strong_alias (__ieee754_atanhl, __atanhl_finite) |