1 files changed, 21 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-61894.rs b/tests/ui/issues/issue-61894.rs
new file mode 100644
index 00000000000..776fdbb7466
--- /dev/null
+++ b/tests/ui/issues/issue-61894.rs
@@ -0,0 +1,21 @@
+// run-pass
+
+#![feature(core_intrinsics)]
+
+use std::any::type_name;
+
+struct Bar<M>(#[allow(unused_tuple_struct_fields)] M);
+
+impl<M> Bar<M> {
+    fn foo(&self) -> &'static str {
+        fn f() {}
+        fn type_name_of<T>(_: T) -> &'static str {
+            type_name::<T>()
+        }
+        type_name_of(f)
+    }
+}
+
+fn main() {
+    assert_eq!(Bar(()).foo(), "issue_61894::Bar<_>::foo::f");
+}