// 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. use std::mem; trait Misc {} fn size_of_copy() -> usize { mem::size_of::() } fn main() { size_of_copy::(); //~^ ERROR `Misc + Copy: std::marker::Copy` is not satisfied }