// compile-flags: -Ztrait-solver=next | |
// check-pass | |
trait Foo { | |
type Assoc; | |
} | |
trait Bar {} | |
impl<T> Foo for T { | |
type Assoc = i32; | |
} | |
impl<T> Bar for T where T: Foo<Assoc = i32> {} | |
fn require_bar<T: Bar>() {} | |
fn foo<T: Foo>() { | |
// Unlike the classic solver, `<T as Foo>::Assoc = _` will still project | |
// down to `i32` even though there's a param-env candidate here, since we | |
// don't assemble any param-env projection candidates for `T: Foo` alone. | |
require_bar::<T>(); | |
} | |
fn main() {} |