blob: 367a2560155588aa7ab644e28cd91e445a997b3b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
// 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() {
}
|
