//@ run-pass #![allow(dead_code)] trait Trait { fn dummy(&self) { } } #[derive(Debug)] struct Foo { foo: T, } #[derive(Debug)] struct Bar where T: Trait { bar: T, } impl Trait for isize {} fn main() { let a = Foo { foo: 12 }; let b = Bar { bar: 12 }; println!("{:?} {:?}", a, b); }