blob: 8d41d65ca7bc9c78f46f1ac2051262a870c3c31e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/* Test of rounding towards positive infinity.
Copyright (C) 2007-2019 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
#include <config.h>
#include <math.h>
#include "signature.h"
SIGNATURE_CHECK (ceill, long double, (long double));
#include <float.h>
#include "fpucw.h"
#include "isnanl-nolibm.h"
#include "minus-zero.h"
#include "infinity.h"
#include "nan.h"
#include "macros.h"
int
main ()
{
DECL_LONG_DOUBLE_ROUNDING
BEGIN_LONG_DOUBLE_ROUNDING ();
/* Zero. */
ASSERT (ceill (0.0L) == 0.0L);
ASSERT (ceill (minus_zerol) == 0.0L);
/* Positive numbers. */
ASSERT (ceill (0.3L) == 1.0L);
ASSERT (ceill (0.7L) == 1.0L);
ASSERT (ceill (1.0L) == 1.0L);
ASSERT (ceill (1.001L) == 2.0L);
ASSERT (ceill (1.5L) == 2.0L);
ASSERT (ceill (1.999L) == 2.0L);
ASSERT (ceill (2.0L) == 2.0L);
ASSERT (ceill (65535.999L) == 65536.0L);
ASSERT (ceill (65536.0L) == 65536.0L);
ASSERT (ceill (2.341e31L) == 2.341e31L);
/* Negative numbers. */
ASSERT (ceill (-0.3L) == 0.0L);
ASSERT (ceill (-0.7L) == 0.0L);
ASSERT (ceill (-1.0L) == -1.0L);
ASSERT (ceill (-1.5L) == -1.0L);
ASSERT (ceill (-1.999L) == -1.0L);
ASSERT (ceill (-2.0L) == -2.0L);
ASSERT (ceill (-65535.999L) == -65535.0L);
ASSERT (ceill (-65536.0L) == -65536.0L);
ASSERT (ceill (-2.341e31L) == -2.341e31L);
/* Infinite numbers. */
ASSERT (ceill (Infinityl ()) == Infinityl ());
ASSERT (ceill (- Infinityl ()) == - Infinityl ());
/* NaNs. */
ASSERT (isnanl (ceill (NaNl ())));
return 0;
}
|
