29 lines
816 B
Rust
29 lines
816 B
Rust
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//@only-target-windows: Uses win32 api functions
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// We are making scheduler assumptions here.
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//@compile-flags: -Zmiri-preemption-rate=0
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// On windows, joining main is not UB, but it will block a thread forever.
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use std::thread;
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extern "system" {
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fn WaitForSingleObject(handle: usize, timeout: u32) -> u32;
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}
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const INFINITE: u32 = u32::MAX;
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// This is how miri represents the handle for thread 0.
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// This value can be "legitimately" obtained by using `GetCurrentThread` with `DuplicateHandle`
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// but miri does not implement `DuplicateHandle` yet.
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const MAIN_THREAD: usize = 1 << 30;
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fn main() {
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thread::spawn(|| {
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unsafe {
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assert_eq!(WaitForSingleObject(MAIN_THREAD, INFINITE), 0); //~ ERROR: deadlock: the evaluated program deadlocked
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}
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})
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.join()
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.unwrap();
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}
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