mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-31 22:41:50 +00:00
33 lines
523 B
Rust
33 lines
523 B
Rust
// run-pass
|
|
// pretty-expanded FIXME #23616
|
|
|
|
trait Serializer {
|
|
}
|
|
|
|
trait Serializable {
|
|
fn serialize<S:Serializer>(&self, s: S);
|
|
}
|
|
|
|
impl Serializable for isize {
|
|
fn serialize<S:Serializer>(&self, _s: S) { }
|
|
}
|
|
|
|
struct F<A> { a: A }
|
|
|
|
impl<A:Serializable> Serializable for F<A> {
|
|
fn serialize<S:Serializer>(&self, s: S) {
|
|
self.a.serialize(s);
|
|
}
|
|
}
|
|
|
|
impl Serializer for isize {
|
|
}
|
|
|
|
pub fn main() {
|
|
let foo = F { a: 1 };
|
|
foo.serialize(1);
|
|
|
|
let bar = F { a: F {a: 1 } };
|
|
bar.serialize(2);
|
|
}
|