src/test/ui/specialization/specialization-supertraits.rs


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// run-pass

#![feature(specialization)] //~ WARN the feature `specialization` is incomplete

// Test that you can specialize via an explicit trait hierarchy

// FIXME: this doesn't work yet...

trait Parent {}
trait Child: Parent {}

trait Foo {}

impl<T: Parent> Foo for T {}
impl<T: Child> Foo for T {}

fn main() {}