src/test/ui/generic-associated-types/impl_bounds.rs

#![allow(incomplete_features)]
#![feature(generic_associated_types)]
#![feature(associated_type_defaults)]

trait Foo {
    type A<'a> where Self: 'a;
    type B<'a, 'b> where 'a: 'b;
    type C where Self: Clone;
}

#[derive(Copy, Clone)]
struct Fooy<T>(T);

impl<T> Foo for Fooy<T> {
    type A<'a> where Self: 'static = (&'a ());
    //~^ ERROR the parameter type `T` may not live long enough
    type B<'a, 'b> where 'b: 'a = (&'a(), &'b ());
    //~^ ERROR lifetime bound not satisfied
    type C where Self: Copy = String;
    //~^ ERROR the trait bound `T: std::marker::Copy` is not satisfied
}

fn main() {}