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
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
/* Copyright (C) 2004 Free Software Foundation.
PR other/18665
Verify that -ftrapv doesn't produce bogus results
on 64-bit platforms.
Written by Eric Botcazou */
/* { dg-do run } */
/* { dg-options "-ftrapv" } */
extern void abort(void);
extern long labs(long);
int __attribute__((noinline))
iabsv(int a)
{
return abs(a);
}
int __attribute__((noinline))
iaddv(int a, int b)
{
return a + b;
}
int __attribute__((noinline))
isubv(int a, int b)
{
return a - b;
}
int __attribute__((noinline))
imulv(int a, int b)
{
return a * b;
}
int __attribute__((noinline))
inegv(int a)
{
return -a;
}
long __attribute__((noinline))
labsv(long a)
{
return labs(a);
}
long __attribute__((noinline))
laddv(long a, long b)
{
return a + b;
}
long __attribute__((noinline))
lsubv(long a, long b)
{
return a - b;
}
long __attribute__((noinline))
lmulv(long a, long b)
{
return a * b;
}
long __attribute__((noinline))
lnegv(long a)
{
return -a;
}
int main(void)
{
if (iabsv (-1) != 1)
abort ();
if (iaddv (2,-3) != -1)
abort ();
if (isubv (2,3) != -1)
abort ();
if (imulv (-2,3) != -6)
abort ();
if (inegv (-1) != 1)
abort ();
if (labsv (-1L) != 1L)
abort ();
if (laddv (2L,-3L) != -1L)
abort ();
if (lsubv (2L,3L) != -1L)
abort ();
if (lmulv (-2L,3L) != -6L)
abort ();
if (lnegv (-1L) != 1L)
abort ();
return 0;
}
|
