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rust/src/test/ui/rfc-2632-const-trait-impl/super-traits.rs

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2022-01-29 01:49:15 +11:00
// check-pass
#![feature(const_trait_impl)]
trait Foo {
fn a(&self);
}
trait Bar: ~const Foo {}
struct S;
impl const Foo for S {
fn a(&self) {}
}
impl const Bar for S {}
const fn foo<T: ~const Bar>(t: &T) {
t.a();
}
const _: () = foo(&S);
fn main() {}