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//@ aux-build:foreign-async-fn.rs
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//@ edition:2021
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extern crate foreign_async_fn;
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use foreign_async_fn::Foo;
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fn bar<T: Foo>() {
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fn needs_send(_: impl Send) {}
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needs_send(T::test());
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//~^ ERROR `impl Future<Output = ()>` cannot be sent between threads safely
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}
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fn main() {}
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