This source file includes following definitions.
- main
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20 #include <config.h>
21
22 #include <math.h>
23
24 #include "signature.h"
25 SIGNATURE_CHECK (round, double, (double));
26
27 #include "isnand-nolibm.h"
28 #include "minus-zero.h"
29 #include "infinity.h"
30 #include "nan.h"
31 #include "macros.h"
32
33 int
34 main ()
35 {
36
37 ASSERT (round (0.0) == 0.0);
38 ASSERT (round (minus_zerod) == 0.0);
39
40 ASSERT (round (0.3) == 0.0);
41 ASSERT (round (0.5) == 1.0);
42 ASSERT (round (0.7) == 1.0);
43 ASSERT (round (1.0) == 1.0);
44 ASSERT (round (1.5) == 2.0);
45 ASSERT (round (2.5) == 3.0);
46 ASSERT (round (1.999) == 2.0);
47 ASSERT (round (2.0) == 2.0);
48 ASSERT (round (65535.999) == 65536.0);
49 ASSERT (round (65536.0) == 65536.0);
50 ASSERT (round (65536.001) == 65536.0);
51 ASSERT (round (2.341e31) == 2.341e31);
52
53 ASSERT (round (-0.3) == 0.0);
54 ASSERT (round (-0.5) == -1.0);
55 ASSERT (round (-0.7) == -1.0);
56 ASSERT (round (-1.0) == -1.0);
57 ASSERT (round (-1.5) == -2.0);
58 ASSERT (round (-2.5) == -3.0);
59 ASSERT (round (-1.999) == -2.0);
60 ASSERT (round (-2.0) == -2.0);
61 ASSERT (round (-65535.999) == -65536.0);
62 ASSERT (round (-65536.0) == -65536.0);
63 ASSERT (round (-65536.001) == -65536.0);
64 ASSERT (round (-2.341e31) == -2.341e31);
65
66 ASSERT (round (Infinityd ()) == Infinityd ());
67 ASSERT (round (- Infinityd ()) == - Infinityd ());
68
69 ASSERT (isnand (round (NaNd ())));
70
71 return 0;
72 }