Handle invalid buffer pointers when count is zero.
[glibc/history.git] / math / s_significandf.c
blob69de1e6b0effb9171ee7c6009d2fcc6a7817774c
1 /* s_significandf.c -- float version of s_significand.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3 */
5 /*
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
9 * Developed at SunPro, a Sun Microsystems, Inc. business.
10 * Permission to use, copy, modify, and distribute this
11 * software is freely granted, provided that this notice
12 * is preserved.
13 * ====================================================
16 #if defined(LIBM_SCCS) && !defined(lint)
17 static char rcsid[] = "$NetBSD: s_significandf.c,v 1.3 1995/05/10 20:48:13 jtc Exp $";
18 #endif
20 #include <math.h>
21 #include "math_private.h"
23 #ifdef __STDC__
24 float __significandf(float x)
25 #else
26 float __significandf(x)
27 float x;
28 #endif
30 return __ieee754_scalbf(x,(float) -__ilogbf(x));
32 weak_alias (__significandf, significandf)