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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/borrowck/async-reference-generality.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/borrowck/async-reference-generality.rs')
-rw-r--r-- | tests/ui/borrowck/async-reference-generality.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/ui/borrowck/async-reference-generality.rs b/tests/ui/borrowck/async-reference-generality.rs new file mode 100644 index 000000000..487d1ac81 --- /dev/null +++ b/tests/ui/borrowck/async-reference-generality.rs @@ -0,0 +1,35 @@ +// check-fail +// known-bug: #99492 +// edition: 2021 + +use std::marker::PhantomData; + +pub struct Struct<I, T>(PhantomData<fn() -> <Self as It>::Item>) +where + Self: It; + +impl<I> It for Struct<I, I::Item> +where + I: It, +{ + type Item = (); +} + +pub trait It { + type Item; +} + +fn f() -> impl Send { + async { + let _x = Struct::<Empty<&'static ()>, _>(PhantomData); + async {}.await; + } +} + +pub struct Empty<T>(PhantomData<fn() -> T>); + +impl<T> It for Empty<T> { + type Item = T; +} + +fn main() {} |