File: hr-associated-type-bound-1.rs

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trait X<'a>
where
    for<'b> <Self as X<'b>>::U: Clone,
{
    type U: ?Sized;
    fn f(&self, x: &Self::U) {
        <Self::U>::clone(x);
    }
}

impl X<'_> for i32 {
    type U = str;
    //~^ ERROR the trait bound `str: Clone`
}

fn main() {
    1i32.f("abc");
}