diff options
author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-12-22 15:58:54 +0000 |
---|---|---|
committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-12-22 15:58:54 +0000 |
commit | 38b7304e932d52c8a4b250f35a1c8bcf6805d8ca (patch) | |
tree | db12341ab2303620d70b9de8a5d52093a7262f3a /libm/s_atan.c | |
parent | ef9bd8dd3a1a6922839db782157e3f40f3411f32 (diff) |
libm/*: mass removal of:
1. static char rcsid[] = "$NetBSD: ..."
2. /* @(#)s_scalbn.c 5.1 93/09/24 */
3. #ifdef __STDC__
No code changes (verified with objdump)
Diffstat (limited to 'libm/s_atan.c')
-rw-r--r-- | libm/s_atan.c | 31 |
1 files changed, 2 insertions, 29 deletions
diff --git a/libm/s_atan.c b/libm/s_atan.c index 7546ae9a0..08cfb08e8 100644 --- a/libm/s_atan.c +++ b/libm/s_atan.c @@ -1,4 +1,3 @@ -/* @(#)s_atan.c 5.1 93/09/24 */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. @@ -10,10 +9,6 @@ * ==================================================== */ -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: s_atan.c,v 1.8 1995/05/10 20:46:45 jtc Exp $"; -#endif - /* atan(x) * Method * 1. Reduce x to positive by atan(x) = -atan(-x). @@ -37,34 +32,21 @@ static char rcsid[] = "$NetBSD: s_atan.c,v 1.8 1995/05/10 20:46:45 jtc Exp $"; #include "math.h" #include "math_private.h" - -#ifdef __STDC__ static const double atanhi[] = { -#else -static double atanhi[] = { -#endif 4.63647609000806093515e-01, /* atan(0.5)hi 0x3FDDAC67, 0x0561BB4F */ 7.85398163397448278999e-01, /* atan(1.0)hi 0x3FE921FB, 0x54442D18 */ 9.82793723247329054082e-01, /* atan(1.5)hi 0x3FEF730B, 0xD281F69B */ 1.57079632679489655800e+00, /* atan(inf)hi 0x3FF921FB, 0x54442D18 */ }; -#ifdef __STDC__ static const double atanlo[] = { -#else -static double atanlo[] = { -#endif 2.26987774529616870924e-17, /* atan(0.5)lo 0x3C7A2B7F, 0x222F65E2 */ 3.06161699786838301793e-17, /* atan(1.0)lo 0x3C81A626, 0x33145C07 */ 1.39033110312309984516e-17, /* atan(1.5)lo 0x3C700788, 0x7AF0CBBD */ 6.12323399573676603587e-17, /* atan(inf)lo 0x3C91A626, 0x33145C07 */ }; -#ifdef __STDC__ static const double aT[] = { -#else -static double aT[] = { -#endif 3.33333333333329318027e-01, /* 0x3FD55555, 0x5555550D */ -1.99999999998764832476e-01, /* 0xBFC99999, 0x9998EBC4 */ 1.42857142725034663711e-01, /* 0x3FC24924, 0x920083FF */ @@ -78,20 +60,11 @@ static double aT[] = { 1.62858201153657823623e-02, /* 0x3F90AD3A, 0xE322DA11 */ }; -#ifdef __STDC__ - static const double -#else - static double -#endif +static const double one = 1.0, huge = 1.0e300; -#ifdef __STDC__ - double atan(double x) -#else - double atan(x) - double x; -#endif +double atan(double x) { double w,s1,s2,z; int32_t ix,hx,id; |