| // 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 <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. |
| |
| trait TraitWithSend: Send {} |
| trait IndirectTraitWithSend: TraitWithSend {} |
| |
| // Check struct instantiation (Box<TraitWithSend> will only have Send if TraitWithSend has Send) |
| #[allow(dead_code)] |
| struct Blah { x: Box<TraitWithSend> } |
| impl TraitWithSend for Blah {} |
| |
| // Struct instantiation 2-levels deep |
| #[allow(dead_code)] |
| struct IndirectBlah { x: Box<IndirectTraitWithSend> } |
| impl TraitWithSend for IndirectBlah {} |
| impl IndirectTraitWithSend for IndirectBlah {} |
| |
| fn test_trait<T: Send + ?Sized>() { println!("got here!") } |
| |
| fn main() { |
| test_trait::<TraitWithSend>(); |
| test_trait::<IndirectTraitWithSend>(); |
| } |
