diff options
Diffstat (limited to 'sysdeps/libm-ieee754/w_atan2f.c')
| -rw-r--r-- | sysdeps/libm-ieee754/w_atan2f.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sysdeps/libm-ieee754/w_atan2f.c b/sysdeps/libm-ieee754/w_atan2f.c index 00b2ce7633..09caa06f00 100644 --- a/sysdeps/libm-ieee754/w_atan2f.c +++ b/sysdeps/libm-ieee754/w_atan2f.c @@ -37,7 +37,9 @@ static char rcsid[] = "$NetBSD: w_atan2f.c,v 1.3 1995/05/10 20:48:42 jtc Exp $"; #else float z; z = __ieee754_atan2f(y,x); - if(_LIB_VERSION == _IEEE_||__isnanf(x)||__isnanf(y)) return z; + if(_LIB_VERSION != _SVID_||__isnanf(x)||__isnanf(y)) return z; + if(x==0.0&&y==0.0) + return __kernel_standard(y,x,103); /* atan2(+-0,+-0) */ return z; #endif } |