27 lines
949 B
Rust
27 lines
949 B
Rust
// 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 <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.
|
|
|
|
// Most traits cannot be derived for unions.
|
|
|
|
#[derive(
|
|
PartialEq, //~ ERROR this trait cannot be derived for unions
|
|
PartialOrd, //~ ERROR this trait cannot be derived for unions
|
|
Ord, //~ ERROR this trait cannot be derived for unions
|
|
Hash, //~ ERROR this trait cannot be derived for unions
|
|
Default, //~ ERROR this trait cannot be derived for unions
|
|
Debug, //~ ERROR this trait cannot be derived for unions
|
|
)]
|
|
union U {
|
|
a: u8,
|
|
b: u16,
|
|
}
|
|
|
|
fn main() {}
|