rust/src/test/run-fail/extern-fail.rs
2012-08-23 11:14:14 -07:00

32 lines
718 B
Rust

// 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 {
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;
};
}
}