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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/generic-associated-types/issue-89352.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/generic-associated-types/issue-89352.rs')
-rw-r--r-- | tests/ui/generic-associated-types/issue-89352.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/ui/generic-associated-types/issue-89352.rs b/tests/ui/generic-associated-types/issue-89352.rs new file mode 100644 index 000000000..1896d0c87 --- /dev/null +++ b/tests/ui/generic-associated-types/issue-89352.rs @@ -0,0 +1,30 @@ +// check-pass + +use std::marker::PhantomData; + +pub trait GenAssoc<T> { + type Iter<'at>; + fn iter(&self) -> Self::Iter<'_>; + fn reborrow<'longt: 'shortt, 'shortt>(iter: Self::Iter<'longt>) -> Self::Iter<'shortt>; +} + +pub struct Wrapper<'a, T: 'a, A: GenAssoc<T>> { + a: A::Iter<'a>, + _p: PhantomData<T>, +} + +impl<'ai, T: 'ai, A: GenAssoc<T>> GenAssoc<T> for Wrapper<'ai, T, A> +where + A::Iter<'ai>: Clone, +{ + type Iter<'b> = (); + fn iter<'s>(&'s self) -> Self::Iter<'s> { + let a = A::reborrow::<'ai, 's>(self.a.clone()); + } + + fn reborrow<'long: 'short, 'short>(iter: Self::Iter<'long>) -> Self::Iter<'short> { + () + } +} + +fn main() {} |