datastream/http/vendor/once_cell/examples/reentrant_init_deadlocks.rs
2026-09-02 21:48:27 +08:00

14 lines
351 B
Rust

fn main() {
let cell = once_cell::sync::OnceCell::<u32>::new();
cell.get_or_init(|| {
cell.get_or_init(|| 1);
2
});
}
/// Dummy test to make it seem hang when compiled as `--test`
/// See https://github.com/matklad/once_cell/issues/79
#[test]
fn dummy_test() {
std::thread::sleep(std::time::Duration::from_secs(4));
}