20 lines
404 B
Rust
20 lines
404 B
Rust
// run-pass
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#![allow(unused_variables)]
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#![feature(negative_impls)]
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pub struct WaitToken;
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impl !Send for WaitToken {}
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pub struct Test<T>(#[allow(dead_code)] T);
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unsafe impl<T: 'static> Send for Test<T> {}
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pub fn spawn<F>(_: F) -> () where F: FnOnce(), F: Send + 'static {}
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fn main() {
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let wt = Test(WaitToken);
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spawn(move || {
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let x = wt;
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println!("Hello, World!");
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});
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}
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