30 lines
827 B
Rust
30 lines
827 B
Rust
// edition:2018
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// revisions: no_drop_tracking drop_tracking drop_tracking_mir
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// [drop_tracking] compile-flags: -Zdrop-tracking
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// [drop_tracking_mir] compile-flags: -Zdrop-tracking-mir
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// #70935: Check if we do not emit snippet
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// with newlines which lead complex diagnostics.
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use std::future::Future;
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async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
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}
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fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
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//[no_drop_tracking]~^ ERROR future cannot be sent between threads safely
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//[drop_tracking,drop_tracking_mir]~^^ ERROR `Sender<i32>` cannot be shared between threads
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async move {
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baz(|| async{
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foo(tx.clone());
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}).await;
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}
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}
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fn bar(_s: impl Future + Send) {
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}
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fn main() {
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let (tx, _rx) = std::sync::mpsc::channel();
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bar(foo(tx));
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}
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