rust/src/test/run-fail/extern-fail.rs
2014-04-04 09:31:44 -07:00

52 lines
1.3 KiB
Rust

// Copyright 2012-2014 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.
// ignore-test linked failure
// 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 crate libc;
use std::task;
mod rustrt {
extern crate libc;
extern {
pub 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 {
unsafe {
task::deschedule();
rustrt::rust_dbg_call(cb, n)
}
}
fn main() {
for _ in range(0, 10u) {
task::spawn(proc() {
let result = count(5u);
println!("result = %?", result);
fail!();
});
}
}