// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. struct FancyNum { num: u8, } fn main() { let mut fancy = FancyNum{ num: 5 }; let fancy_ref = &(&mut fancy); fancy_ref.num = 6; //~ ERROR E0389 println!("{}", fancy_ref.num); }