trait Trait {}
struct Foo<T:Trait> {
x: T,
}
enum Bar<T:Trait> {
ABar(isize),
BBar(T),
CBar(usize),
trait PolyTrait<T>
{
fn whatever(&self, t: T) {}
struct Struct;
impl PolyTrait<Foo<u16>> for Struct {
//~^ ERROR E0277
fn main() {