rust/tests/ui/traits/next-solver/alias-relate/alias_eq_simple.rs

23 lines
343 B
Rust

//@ check-pass
//@ compile-flags: -Znext-solver
// test that the new solver can handle `alias-eq(<i32 as TraitB>::Assoc, u32)`
trait TraitA {}
trait TraitB {
type Assoc;
}
impl<T: TraitB> TraitA for (T, T::Assoc) {}
impl TraitB for i32 {
type Assoc = u32;
}
fn needs_a<T: TraitA>() {}
fn main() {
needs_a::<(i32, u32)>();
}