unsound.rs

fn scoped_task_unsound() {
    let le = LocalExecutor::default();
    le.run(async {
        {
            let msg = &mut "hello";
            let scoped = ScopedTask::local(async {
                eprintln!("write to invalid address");
                *msg = "oh no";
            });
            std::mem::forget(scoped); // drop() doesn't run, so the task survives.
        }
        eprintln!("\noff stack");
    });
    eprintln!("segfault before this");
}