| // Copyright 2016 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 |
| |
| #![warn(unused)] |
| |
| // Parser test for #37765 |
| |
| fn with_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `with_parens` |
| return (<T as ToString>::to_string(&arg)); //~WARN unnecessary parentheses around `return` value |
| } |
| |
| fn no_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `no_parens` |
| return <T as ToString>::to_string(&arg); |
| } |
| |
| fn main() { |
| |
| } |
