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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/nll/ty-outlives/projection-where-clause-trait.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-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/nll/ty-outlives/projection-where-clause-trait.rs')
-rw-r--r--tests/ui/nll/ty-outlives/projection-where-clause-trait.rs25
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diff --git a/tests/ui/nll/ty-outlives/projection-where-clause-trait.rs b/tests/ui/nll/ty-outlives/projection-where-clause-trait.rs
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index 000000000..1a40d3b4c
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+++ b/tests/ui/nll/ty-outlives/projection-where-clause-trait.rs
@@ -0,0 +1,25 @@
+// Test that we are able to establish that `<T as
+// MyTrait<'a>>::Output: 'a` outlives `'a` (because the trait says
+// so).
+//
+// check-pass
+
+trait MyTrait<'a> {
+ type Output: 'a;
+}
+
+fn foo<'a, T>() -> &'a ()
+where
+ T: MyTrait<'a>,
+{
+ bar::<T::Output>()
+}
+
+fn bar<'a, T>() -> &'a ()
+where
+ T: 'a,
+{
+ &()
+}
+
+fn main() {}