1 // Copyright 2016 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // ignore-tidy-linelength
16 fn send<T: Send>(_: T) {}
21 // Cycles should work as the deferred obligations are
22 // independently resolved and only require the concrete
23 // return type, which can't depend on the obligation.
24 fn cycle1() -> impl Clone {
25 //~^ ERROR cycle detected
26 send(cycle2().clone());
31 fn cycle2() -> impl Clone {
32 send(cycle1().clone());
34 Rc::new(String::from("foo"))