1/***********************************************************************
2*                                                                      *
3*               This software is part of the ast package               *
4*                     Copyright (c) 1994-2011 AT&T                     *
5*                      and is licensed under the                       *
6*                  Common Public License, Version 1.0                  *
7*                               by AT&T                                *
8*                                                                      *
9*                A copy of the License is available at                 *
10*            http://www.opensource.org/licenses/cpl1.0.txt             *
11*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*                                                                      *
13*              Information and Software Systems Research               *
14*                            AT&T Research                             *
15*                           Florham Park NJ                            *
16*                                                                      *
17*                 Glenn Fowler <gsf@research.att.com>                  *
18*                                                                      *
19***********************************************************************/
20/*
21 * -lm test #6
22 */
23
24#define _ISOC99_SOURCE	1
25
26#include <math.h>
27
28int
29main()
30{
31	double	value = -0.0;
32
33	return !signbit(value);
34}
35