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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 u32 //~ ERROR overflow evaluating the requirement `for<'b> u32: X<'b>`
where
for<'b> <Self as X<'b>>::U: Clone,
{
type U = str;
}
fn main() {
1u32.f("abc");
}
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