mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 09:14:20 +00:00
20 lines
352 B
Rust
20 lines
352 B
Rust
// check-pass
|
|
|
|
#![feature(trait_alias)]
|
|
|
|
trait SomeTrait {
|
|
fn map(&self) {}
|
|
}
|
|
|
|
impl<T> SomeTrait for Option<T> {}
|
|
|
|
trait SomeAlias = SomeTrait;
|
|
|
|
fn main() {
|
|
let x = Some(123);
|
|
// This should resolve to the trait impl for Option
|
|
Option::map(x, |z| z);
|
|
// This should resolve to the trait impl for SomeTrait
|
|
SomeTrait::map(&x);
|
|
}
|