// Copyright 2012 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 foo { i: int, } impl Drop for foo { fn drop(&self) {} } fn foo(i:int) -> foo { foo { i: i } } fn main() { let x = foo(10); let _y = copy x; //~^ ERROR copying a value of non-copyable type `foo` error!(x); }