// Check that projections don't count as constraining type parameters. | |
struct S<T>(T); | |
trait Tr { type Assoc; fn test(); } | |
impl<T: Tr> S<T::Assoc> { | |
//~^ ERROR the type parameter `T` is not constrained | |
fn foo(self, _: T) { | |
T::test(); | |
} | |
} | |
trait Trait1<T> { type Bar; } | |
trait Trait2<'x> { type Foo; } | |
impl<'a,T: Trait2<'a>> Trait1<<T as Trait2<'a>>::Foo> for T { | |
//~^ ERROR the lifetime parameter `'a` is not constrained | |
type Bar = &'a (); | |
} | |
fn main() {} |