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x86: Tune Skylake, Cannonlake and Icelake as Haswell
[official-gcc.git]
/
gcc
/
testsuite
/
gcc.c-torture
/
execute
/
arith-1.c
blob
6168d77af670d113519f4a4fd7a1a35463aebf94
1
unsigned
2
sat_add
(
unsigned
i
)
3
{
4
unsigned
ret
=
i
+
1
;
5
if
(
ret
<
i
)
6
ret
=
i
;
7
return
ret
;
8
}
9
10
unsigned
11
sat_add2
(
unsigned
i
)
12
{
13
unsigned
ret
=
i
+
1
;
14
if
(
ret
>
i
)
15
return
ret
;
16
return
i
;
17
}
18
19
unsigned
20
sat_add3
(
unsigned
i
)
21
{
22
unsigned
ret
=
i
-
1
;
23
if
(
ret
>
i
)
24
ret
=
i
;
25
return
ret
;
26
}
27
28
unsigned
29
sat_add4
(
unsigned
i
)
30
{
31
unsigned
ret
=
i
-
1
;
32
if
(
ret
<
i
)
33
return
ret
;
34
return
i
;
35
}
36
main
()
37
{
38
if
(
sat_add
(~
0U
) != ~
0U
)
39
abort
();
40
if
(
sat_add2
(~
0U
) != ~
0U
)
41
abort
();
42
if
(
sat_add3
(
0U
) !=
0U
)
43
abort
();
44
if
(
sat_add4
(
0U
) !=
0U
)
45
abort
();
46
exit
(
0
);
47
}