rust/src/test/run-pass/unwind-resource.rs
Brian Anderson 044fa35bf8 rt: Fix a corner-case in unwinding that leads to stack overflow
In some scenarios upcall_rust_stack_limit fails to record the stack
limit, leaving it 0, and allowing subsequent Rust code to run into
the red zone.
2013-08-03 23:40:25 -07:00

49 lines
1.1 KiB
Rust

// 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.
// xfail-fast
extern mod extra;
use std::comm::*;
use std::task;
struct complainer {
c: SharedChan<bool>,
}
impl Drop for complainer {
fn drop(&self) {
error!("About to send!");
self.c.send(true);
error!("Sent!");
}
}
fn complainer(c: SharedChan<bool>) -> complainer {
error!("Hello!");
complainer {
c: c
}
}
fn f(c: SharedChan<bool>) {
let _c = complainer(c);
fail!();
}
pub fn main() {
let (p, c) = stream();
let c = SharedChan::new(c);
task::spawn_unlinked(|| f(c.clone()) );
error!("hiiiiiiiii");
assert!(p.recv());
}