diff --git a/src/test/run-pass/async-fn-size.rs b/src/test/run-pass/async-await/async-fn-size.rs similarity index 100% rename from src/test/run-pass/async-fn-size.rs rename to src/test/run-pass/async-await/async-fn-size.rs diff --git a/src/test/run-pass/async-await/issue-60709.rs b/src/test/run-pass/async-await/issue-60709.rs new file mode 100644 index 0000000000000..778d3ee0c7083 --- /dev/null +++ b/src/test/run-pass/async-await/issue-60709.rs @@ -0,0 +1,28 @@ +// This used to compile the future down to ud2, due to uninhabited types being +// handled incorrectly in generators. +// compile-flags: -Copt-level=z -Cdebuginfo=2 --edition=2018 + +#![feature(async_await, await_macro)] +#![allow(unused)] + +use std::future::Future; +use std::task::Poll; +use std::task::Context; +use std::pin::Pin; +use std::rc::Rc; + +struct Never(); +impl Future for Never { + type Output = (); + fn poll(self: Pin<&mut Self>, _cx: &mut Context<'_>) -> Poll { + Poll::Pending + } +} + +fn main() { + let fut = async { + let _rc = Rc::new(()); // Also crashes with Arc + await!(Never()); + }; + let _bla = fut; // Moving the future is required. +}