| // Copyright 2015 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. |
| |
| #![feature(optin_builtin_traits)] |
| |
| struct MySendable { |
| t: *mut u8 |
| } |
| |
| unsafe impl Send for MySendable {} |
| |
| struct MyNotSendable { |
| t: *mut u8 |
| } |
| |
| impl !Send for MyNotSendable {} |
| |
| fn is_send<T: Send>() {} |
| |
| fn main() { |
| is_send::<MySendable>(); |
| is_send::<MyNotSendable>(); |
| //~^ ERROR `MyNotSendable` cannot be sent between threads safely |
| } |
