1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/generic-associated-types/gat-in-trait-path.rs b/src/test/ui/generic-associated-types/gat-in-trait-path.rs
new file mode 100644
index 000000000..c82450ccf
--- /dev/null
+++ b/src/test/ui/generic-associated-types/gat-in-trait-path.rs
@@ -0,0 +1,34 @@
+// revisions: base extended
+//[base] check-fail
+//[extended] check-pass
+
+#![feature(generic_associated_types)]
+#![feature(associated_type_defaults)]
+#![cfg_attr(extended, feature(generic_associated_types_extended))]
+#![cfg_attr(extended, allow(incomplete_features))]
+
+trait Foo {
+    type A<'a> where Self: 'a;
+}
+
+struct Fooy;
+
+impl Foo for Fooy {
+    type A<'a> = &'a ();
+}
+
+#[derive(Clone)]
+struct Fooer<T>(T);
+
+impl<T> Foo for Fooer<T> {
+    type A<'x> = &'x () where T: 'x;
+}
+
+fn f(_arg : Box<dyn for<'a> Foo<A<'a> = &'a ()>>) {}
+//[base]~^ the trait `Foo` cannot be made into an object
+
+
+fn main() {
+  let foo = Fooer(5);
+  f(Box::new(foo));
+}