rust/tests/ui/unnecessary_ref.rs

// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// 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.

#![feature(tool_attributes)]
#![feature(stmt_expr_attributes)]

struct Outer {
    inner: u32,
}

#[deny(clippy::ref_in_deref)]
fn main() {
    let outer = Outer { inner: 0 };
    let inner = (&outer).inner;
}