rust/tests/ui/specialization/specialization-on-projectio...

25 lines
387 B
Rust

//@ run-pass
#![allow(dead_code)]
#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
// Ensure that specialization works for impls defined directly on a projection
trait Foo<T> {}
trait Assoc {
type Item;
}
impl<T: Assoc> Foo<T::Item> for T {}
struct Struct;
impl Assoc for Struct {
type Item = u8;
}
impl Foo<u8> for Struct {}
fn main() {}