rust/tests/ui/nll/user-annotations/normalization-default.rs
2023-01-11 09:32:08 +00:00

23 lines
527 B
Rust

// check-fail
trait Trait { type Assoc; }
impl<'a> Trait for &'a () { type Assoc = &'a (); }
struct MyTuple<T, U = <&'static () as Trait>::Assoc>(T, U);
fn test_tuple(x: &(), y: &()) {
MyTuple::<_>((), x);
//~^ ERROR
let _: MyTuple::<_> = MyTuple((), y);
//~^ ERROR
}
struct MyStruct<T, U = <&'static () as Trait>::Assoc> { val: (T, U), }
fn test_struct(x: &(), y: &()) {
MyStruct::<_> { val: ((), x) };
//~^ ERROR
let _: MyStruct::<_> = MyStruct { val: ((), y) };
//~^ ERROR
}
fn main() {}