| // Copyright 2017 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. |
| |
| use std::fmt::Display; |
| |
| fn foo(f: impl Display + Clone) -> String { |
| wants_debug(f); |
| wants_display(f); |
| wants_clone(f); |
| } |
| |
| fn wants_debug(g: impl Debug) { } //~ ERROR cannot find |
| fn wants_display(g: impl Debug) { } //~ ERROR cannot find |
| fn wants_clone(g: impl Clone) { } |
| |
| fn main() { |
| } |
