diff options
Diffstat (limited to 'src/test/ui/coherence-impls-copy.rs')
| -rw-r--r-- | src/test/ui/coherence-impls-copy.rs | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/test/ui/coherence-impls-copy.rs b/src/test/ui/coherence-impls-copy.rs new file mode 100644 index 00000000000..fe121a3bc48 --- /dev/null +++ b/src/test/ui/coherence-impls-copy.rs @@ -0,0 +1,63 @@ +// 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() { +} |
