1 files changed, 21 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-41053.rs b/src/test/ui/issues/issue-41053.rs
new file mode 100644
index 000000000..967edfd44
--- /dev/null
+++ b/src/test/ui/issues/issue-41053.rs
@@ -0,0 +1,21 @@
+// run-pass
+// aux-build:issue-41053.rs
+
+pub trait Trait { fn foo(&self) {} }
+
+pub struct Foo;
+
+impl Iterator for Foo {
+    type Item = Box<dyn Trait>;
+    fn next(&mut self) -> Option<Box<dyn Trait>> {
+        extern crate issue_41053;
+        impl ::Trait for issue_41053::Test {
+            fn foo(&self) {}
+        }
+        Some(Box::new(issue_41053::Test))
+    }
+}
+
+fn main() {
+    Foo.next().unwrap().foo();
+}