1 files changed, 14 insertions, 0 deletions
diff --git a/tests/ui/async-await/async-fn/dyn-pos.rs b/tests/ui/async-await/async-fn/dyn-pos.rs
new file mode 100644
index 00000000000..3201fb8dbf3
--- /dev/null
+++ b/tests/ui/async-await/async-fn/dyn-pos.rs
@@ -0,0 +1,14 @@
+// edition:2018
+
+#![feature(async_closure)]
+
+fn foo(x: &dyn async Fn()) {}
+//~^ ERROR the trait `AsyncFn` cannot be made into an object
+//~| ERROR the trait `AsyncFn` cannot be made into an object
+//~| ERROR the trait `AsyncFn` cannot be made into an object
+//~| ERROR the trait `AsyncFn` cannot be made into an object
+//~| ERROR the trait `AsyncFnMut` cannot be made into an object
+//~| ERROR the trait `AsyncFnMut` cannot be made into an object
+//~| ERROR the trait `AsyncFnMut` cannot be made into an object
+
+fn main() {}