blob: d2e6f2ab40a2544f4147ad8cb3f8570d6b644dac (
plain)
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
|
#include <ccan/typesafe_cb/typesafe_cb.h>
void _set_some_value(void *val);
void _set_some_value(void *val)
{
}
#define set_some_value(expr) \
_set_some_value(typesafe_cb_cast(void *, unsigned long, (expr)))
int main(int argc, char *argv[])
{
#ifdef FAIL
int x = 0;
set_some_value(x);
#if !HAVE_TYPEOF||!HAVE_BUILTIN_CHOOSE_EXPR||!HAVE_BUILTIN_TYPES_COMPATIBLE_P
#error "Unfortunately we don't fail if typesafe_cb_cast is a noop."
#endif
#else
void *p = 0;
set_some_value(p);
#endif
return 0;
}
|