mirror of
https://github.com/rust-lang/rust.git
synced 2025-05-01 04:27:38 +00:00
23 lines
431 B
Rust
23 lines
431 B
Rust
|
// This is a non-regression test for issue #126670 where RPITIT refinement checking encountered
|
||
|
|
// errors during resolution and ICEd.
|
||
|
|
|
||
|
|
//@ edition: 2018
|
||
|
|
|
||
|
|
pub trait Mirror {
|
||
|
|
type Assoc;
|
||
|
|
}
|
||
|
|
impl<T: ?Sized> Mirror for () {
|
||
|
|
//~^ ERROR the type parameter `T` is not constrained
|
||
|
|
type Assoc = T;
|
||
|
|
}
|
||
|
|
|
||
|
|
pub trait First {
|
||
|
|
async fn first() -> <() as Mirror>::Assoc;
|
||
|
|
}
|
||
|
|
|
||
|
|
impl First for () {
|
||
|
|
async fn first() {}
|
||
|
|
}
|
||
|
|
|
||
|
|
fn main() {}
|