#![feature(associated_type_defaults)] | |
// This used to cause an ICE because assoc. type defaults weren't properly | |
// type-checked. | |
trait Foo<T: Default + ToString> { | |
type Out: Default + ToString + ?Sized = dyn ToString; //~ error: not satisfied | |
} | |
impl Foo<u32> for () {} //~ error: not satisfied | |
impl Foo<u64> for () {} //~ error: not satisfied | |
fn main() { | |
assert_eq!(<() as Foo<u32>>::Out::default().to_string(), "false"); | |
} |