10 use std::sync::atomic::{AtomicUsize, Ordering};
14 pub static GLOBAL: A = A(AtomicUsize::new(0));
16 let n = GLOBAL.0.load(Ordering::SeqCst);
18 helper::work_with(&s);
19 assert_eq!(GLOBAL.0.load(Ordering::SeqCst), n + 1);
21 assert_eq!(GLOBAL.0.load(Ordering::SeqCst), n + 2);