//@ run-pass use std::sync::atomic::*; static FLAG: AtomicBool = AtomicBool::new(false); struct NoisyDrop(#[allow(dead_code)] &'static str); impl Drop for NoisyDrop { fn drop(&mut self) { FLAG.store(true, Ordering::SeqCst); } } fn main() { { let _val = &&(NoisyDrop("drop!"), 0).1; } assert!(FLAG.load(Ordering::SeqCst)); }