From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:03 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../projection-where-clause-env-wrong-lifetime.rs  | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 tests/ui/nll/ty-outlives/projection-where-clause-env-wrong-lifetime.rs

(limited to 'tests/ui/nll/ty-outlives/projection-where-clause-env-wrong-lifetime.rs')

diff --git a/tests/ui/nll/ty-outlives/projection-where-clause-env-wrong-lifetime.rs b/tests/ui/nll/ty-outlives/projection-where-clause-env-wrong-lifetime.rs
new file mode 100644
index 000000000..987148dce
--- /dev/null
+++ b/tests/ui/nll/ty-outlives/projection-where-clause-env-wrong-lifetime.rs
@@ -0,0 +1,25 @@
+// Test that if we need to prove that `<T as MyTrait<'a>>::Output:
+// 'a`, but we only know that `<T as MyTrait<'b>>::Output: 'a`, that
+// doesn't suffice.
+
+trait MyTrait<'a> {
+    type Output;
+}
+
+fn foo1<'a, 'b, T>() -> &'a ()
+where
+    for<'x> T: MyTrait<'x>,
+    <T as MyTrait<'b>>::Output: 'a,
+{
+    bar::<<T as MyTrait<'a>>::Output>()
+    //~^ ERROR the associated type `<T as MyTrait<'_>>::Output` may not live long enough
+}
+
+fn bar<'a, T>() -> &'a ()
+where
+    T: 'a,
+{
+    &()
+}
+
+fn main() {}
-- 
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