rust/src/test/compile-fail/coherence-impls-copy.rs
2017-01-26 12:09:31 +01:00

64 lines
2.3 KiB
Rust

// 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;
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
//~| NOTE type is not a structure or enumeration
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
//~| NOTE type is not a structure or enumeration
//~| ERROR only traits defined in the current crate can be implemented for arbitrary types
//~| NOTE impl doesn't use types inside crate
//~| NOTE the impl does not reference any types defined in this crate
//~| NOTE define and implement a trait or new type instead
impl Copy for &'static NotSync {}
//~^ ERROR the trait `Copy` may not be implemented for this type
//~| NOTE type is not a structure or enumeration
impl Copy for [MyType] {}
//~^ ERROR the trait `Copy` may not be implemented for this type
//~| NOTE type is not a structure or enumeration
//~| ERROR only traits defined in the current crate can be implemented for arbitrary types
//~| NOTE the impl does not reference any types defined in this crate
//~| NOTE define and implement a trait or new type instead
//~| NOTE impl doesn't use types inside crate
impl Copy for &'static [NotSync] {}
//~^ ERROR the trait `Copy` may not be implemented for this type
//~| NOTE type is not a structure or enumeration
//~| ERROR only traits defined in the current crate can be implemented for arbitrary types
//~| NOTE impl doesn't use types inside crate
//~| NOTE the impl does not reference any types defined in this crate
//~| NOTE define and implement a trait or new type instead
fn main() {
}