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HEAD
PR middle-end/77357 - strlen of constant strings not folded
[official-gcc.git]
/
gcc
/
testsuite
/
gcc.c-torture
/
execute
/
20120105-1.c
blob
115ba1509d4948096f5312093138bb4e75ef1693
1
struct
__attribute__
((
packed
))
S
2
{
3
int
a
,
b
,
c
;
4
};
5
6
static int
__attribute__
((
noinline
,
noclone
))
7
extract
(
const char
*
p
)
8
{
9
struct
S s
;
10
__builtin_memcpy
(&
s
,
p
,
sizeof
(
struct
S
));
11
return
s
.
a
;
12
}
13
14
volatile
int
i
;
15
16
int
main
(
void
)
17
{
18
char
p
[
sizeof
(
struct
S
) +
1
];
19
20
__builtin_memset
(
p
,
0
,
sizeof
(
struct
S
) +
1
);
21
i
=
extract
(
p
+
1
);
22
23
return
0
;
24
}