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* intrinsics/access.c: Include <stdlib.h>.
[official-gcc.git]
/
gcc
/
testsuite
/
gcc.dg
/
pr43564.c
blob
39e0f3ac3ed749f22ed65cc08ca5c58a29669690
1
/* { dg-options "-O0" } */
2
/* { dg-do compile } */
3
4
static
inline
__attribute__
((
__always_inline__
))
5
unsigned
__clz
(
unsigned
input
)
6
{
7
unsigned
output
;
8
__asm__
__volatile__
(
"clz %0, %1"
:
"=r"
(
output
):
"r"
(
input
));
9
}
10
__attribute__
((
optimize
(
"O2"
)))
11
void
foo
()
12
{
13
unsigned
a
;
14
unsigned
b
;
15
a
=
__clz
(
b
);
16
}