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28 lines
642 B
Rust
28 lines
642 B
Rust
// run-pass
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// needs-unwind
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// ignore-emscripten no threads support
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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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fn main() {
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panic::set_hook(Box::new(|_| {
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A.fetch_add(1, Ordering::SeqCst);
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}));
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let result = thread::spawn(|| {
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let result = panic::catch_unwind(|| {
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panic!("hi there");
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});
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panic::resume_unwind(result.unwrap_err());
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}).join();
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let msg = *result.unwrap_err().downcast::<&'static str>().unwrap();
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assert_eq!("hi there", msg);
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assert_eq!(1, A.load(Ordering::SeqCst));
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}
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