mirror of https://github.com/rust-lang/rust
37 lines
878 B
Rust
37 lines
878 B
Rust
//@ run-pass
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//@ needs-unwind
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#![allow(stable_features)]
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//@ ignore-emscripten no threads support
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#![feature(std_panic)]
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#![feature(panic_update_hook)]
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use std::sync::atomic::{AtomicUsize, Ordering};
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use std::panic;
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use std::thread;
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static A: AtomicUsize = AtomicUsize::new(0);
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static B: AtomicUsize = AtomicUsize::new(0);
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static C: AtomicUsize = AtomicUsize::new(0);
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fn main() {
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panic::set_hook(Box::new(|_| { A.fetch_add(1, Ordering::SeqCst); }));
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panic::update_hook(|prev, info| {
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B.fetch_add(1, Ordering::SeqCst);
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prev(info);
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});
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panic::update_hook(|prev, info| {
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C.fetch_add(1, Ordering::SeqCst);
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prev(info);
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});
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let _ = thread::spawn(|| {
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panic!();
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}).join();
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assert_eq!(1, A.load(Ordering::SeqCst));
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assert_eq!(1, B.load(Ordering::SeqCst));
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assert_eq!(1, C.load(Ordering::SeqCst));
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}
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