1 // Copyright 2013 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
12 // pretty-expanded FIXME #23616
14 #![allow(unknown_features)]
15 #![feature(box_syntax, libc)]
19 use std::mem::transmute;
22 struct NonCopyable(*const c_void);
24 impl Drop for NonCopyable {
26 let NonCopyable(p) = *self;
27 let _v = unsafe { transmute::<*const c_void, Box<isize>>(p) };
33 let p = unsafe { transmute::<Box<isize>, *const c_void>(t) };
34 let _z = NonCopyable(p);