mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
26 lines
498 B
Rust
26 lines
498 B
Rust
#![feature(negative_impls)]
|
|
|
|
use std::marker::Send;
|
|
|
|
struct TestType;
|
|
|
|
impl !TestType {}
|
|
//~^ ERROR inherent impls cannot be negative
|
|
|
|
trait TestTrait {}
|
|
|
|
unsafe impl !Send for TestType {}
|
|
//~^ ERROR negative impls cannot be unsafe
|
|
impl !TestTrait for TestType {}
|
|
|
|
struct TestType2<T>(T);
|
|
|
|
impl<T> !TestType2<T> {}
|
|
//~^ ERROR inherent impls cannot be negative
|
|
|
|
unsafe impl<T> !Send for TestType2<T> {}
|
|
//~^ ERROR negative impls cannot be unsafe
|
|
impl<T> !TestTrait for TestType2<T> {}
|
|
|
|
fn main() {}
|