1 // Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution.
4 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
5 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
7 // option. This file may not be copied, modified, or distributed
8 // except according to those terms.
10 pub fn dec_read_dec(i: &mut i32) -> i32 {
17 #[allow(clippy::trivially_copy_pass_by_ref)]
18 pub fn minus_1(i: &i32) -> i32 {
19 dec_read_dec(&mut i.clone())
24 assert_eq!(minus_1(&i), 9);
26 assert_eq!(dec_read_dec(&mut i), 9);