--- /dev/null
+// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// run-pass
+// Check that the object bound dyn A + 'a: A is preferred over the
+// where clause bound dyn A + 'static: A.
+
+#![allow(unused)]
+
+trait A {
+ fn test(&self);
+}
+
+fn foo(x: &dyn A)
+where
+ dyn A + 'static: A, // Using this bound would lead to a lifetime error.
+{
+ x.test();
+}
+
+fn main () {}