| // 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)] |
| |
| use std::marker::Copy; |
| |
| impl Copy for i32 {} |
| //~^ ERROR conflicting implementations of trait `std::marker::Copy` for type `i32`: |
| //~| ERROR only traits defined in the current crate can be implemented for arbitrary types |
| |
| enum TestE { |
| A |
| } |
| |
| struct MyType; |
| |
| struct NotSync; |
| impl !Sync for NotSync {} |
| |
| impl Copy for TestE {} |
| impl Clone for TestE { fn clone(&self) -> Self { *self } } |
| |
| impl Copy for MyType {} |
| |
| impl Copy for &'static mut MyType {} |
| //~^ ERROR the trait `Copy` may not be implemented for this type |
| impl Clone for MyType { fn clone(&self) -> Self { *self } } |
| |
| impl Copy for (MyType, MyType) {} |
| //~^ ERROR the trait `Copy` may not be implemented for this type |
| //~| ERROR only traits defined in the current crate can be implemented for arbitrary types |
| |
| impl Copy for &'static NotSync {} |
| //~^ ERROR conflicting implementations of trait `std::marker::Copy` for type `&NotSync`: |
| |
| impl Copy for [MyType] {} |
| //~^ ERROR the trait `Copy` may not be implemented for this type |
| //~| ERROR only traits defined in the current crate can be implemented for arbitrary types |
| |
| impl Copy for &'static [NotSync] {} |
| //~^ ERROR conflicting implementations of trait `std::marker::Copy` for type `&[NotSync]`: |
| //~| ERROR only traits defined in the current crate can be implemented for arbitrary types |
| |
| fn main() { |
| } |