rust/tests/ui/impl-unused-tps-inherent.rs

26 lines
382 B
Rust

struct MyType;
struct MyType1<T>(T);
trait Bar {
type Out;
}
impl<T> MyType {
//~^ ERROR the type parameter `T` is not constrained
}
impl<T> MyType1<T> {
// OK, T is used in `Foo<T>`.
}
impl<T,U> MyType1<T> {
//~^ ERROR the type parameter `U` is not constrained
}
impl<T,U> MyType1<T> where T: Bar<Out=U> {
// OK, T is used in `Foo<T>`.
}
fn main() { }