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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/higher-rank-trait-bounds/issue-88446.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/higher-rank-trait-bounds/issue-88446.rs')
-rw-r--r-- | tests/ui/higher-rank-trait-bounds/issue-88446.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/ui/higher-rank-trait-bounds/issue-88446.rs b/tests/ui/higher-rank-trait-bounds/issue-88446.rs new file mode 100644 index 000000000..571b85317 --- /dev/null +++ b/tests/ui/higher-rank-trait-bounds/issue-88446.rs @@ -0,0 +1,35 @@ +// check-pass + +trait Yokeable<'a> { + type Output: 'a; +} +impl<'a> Yokeable<'a> for () { + type Output = (); +} + +trait DataMarker<'data> { + type Yokeable: for<'a> Yokeable<'a>; +} +impl<'data> DataMarker<'data> for () { + type Yokeable = (); +} + +struct DataPayload<'data, M>(&'data M); + +impl DataPayload<'static, ()> { + pub fn map_project_with_capture<M2, T>( + _: for<'a> fn( + capture: T, + std::marker::PhantomData<&'a ()>, + ) -> <M2::Yokeable as Yokeable<'a>>::Output, + ) -> DataPayload<'static, M2> + where + M2: DataMarker<'static>, + { + todo!() + } +} + +fn main() { + let _: DataPayload<()> = DataPayload::<()>::map_project_with_capture::<_, &()>(|_, _| todo!()); +} |