blob: 21e90f75d0debcddc8e61c885324ad8b0d1c855b (
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
26
27
28
29
30
31
32
33
34
35
|
// -*- rust -*-
use core::sys;
enum t { make_t(@int), clam, }
fn foo(s: @int) {
let count = sys::refcount(s);
let x: t = make_t(s); // ref up
match x {
make_t(y) => {
log(debug, y); // ref up then down
}
_ => { debug!("?"); fail; }
}
log(debug, sys::refcount(s));
assert (sys::refcount(s) == count + 1u);
let _ = sys::refcount(s); // don't get bitten by last-use.
}
fn main() {
let s: @int = @0; // ref up
let count = sys::refcount(s);
foo(s); // ref up then down
log(debug, sys::refcount(s));
let count2 = sys::refcount(s);
let _ = sys::refcount(s); // don't get bitten by last-use.
assert count == count2;
}
|
