19 lines
664 B
Rust
19 lines
664 B
Rust
|
// Copyright 2014 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 <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.
|
||
|
|
||
|
use std::sync::Mutex;
|
||
|
|
||
|
enum Foo { X(Mutex<Option<Foo>>) }
|
||
|
//~^ ERROR illegal recursive enum type; wrap the inner value in a box to make it representable
|
||
|
|
||
|
impl Foo { fn bar(self) {} }
|
||
|
|
||
|
fn main() {}
|