]>
git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/ieee754/flt-32/s_isinff.c
5 #if defined(LIBM_SCCS) && !defined(lint)
6 static char rcsid
[] = "$NetBSD: s_isinff.c,v 1.3 1995/05/11 23:20:21 jtc Exp $";
10 * isinff(x) returns 1 if x is inf, -1 if x is -inf, else 0;
15 #include <math_private.h>
25 return ~(t
>> 31) & (ix
>> 30);
28 weak_alias (__isinff
, isinff
)