summary refs log tree commit diff
path: root/src/test/run-fail/extern-fail.rs
blob: ad84a19257a730ea587d9f3ad14249b52c196e08 (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
36
37
38
39
40
41
42
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// error-pattern:explicit failure
// Testing that runtime failure doesn't cause callbacks to abort abnormally.
// Instead the failure will be delivered after the callbacks return.

extern mod rustrt {
    #[legacy_exports];
    fn rust_dbg_call(cb: *u8,
                     data: libc::uintptr_t) -> libc::uintptr_t;
}

extern fn cb(data: libc::uintptr_t) -> libc::uintptr_t {
    if data == 1u {
        data
    } else {
        count(data - 1u) + count(data - 1u)
    }
}

fn count(n: uint) -> uint {
    task::yield();
    rustrt::rust_dbg_call(cb, n)
}

fn main() {
    for iter::repeat(10u) {
        do task::spawn {
            let result = count(5u);
            debug!("result = %?", result);
            fail;
        };
    }
}