From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/chalkify/projection.rs | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 tests/ui/chalkify/projection.rs

(limited to 'tests/ui/chalkify/projection.rs')

diff --git a/tests/ui/chalkify/projection.rs b/tests/ui/chalkify/projection.rs
new file mode 100644
index 000000000..19bb2ae14
--- /dev/null
+++ b/tests/ui/chalkify/projection.rs
@@ -0,0 +1,25 @@
+// run-pass
+// compile-flags: -Z trait-solver=chalk
+
+trait Foo { }
+
+trait Bar {
+    type Item: Foo;
+}
+
+impl Foo for i32 { }
+impl Bar for i32 {
+    type Item = i32;
+}
+
+fn only_foo<T: Foo>() { }
+
+fn only_bar<T: Bar>() {
+    // `T` implements `Bar` hence `<T as Bar>::Item` must also implement `Bar`
+    only_foo::<T::Item>()
+}
+
+fn main() {
+    only_bar::<i32>();
+    only_foo::<<i32 as Bar>::Item>();
+}
-- 
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