{"ast_node_type":"other","tokens":[{"end":107,"kind":"keyword","start":0,"text":"///"}]}
/// - `normalize_impl_ty_args` would be `[A, B, ^0.0]` (`^0.0` here is the bound var with db 0 and index 0)
/// - `impl_trait_ref` would be `<(A, B) as Foo<u32>>`
/// - `normalize_impl_ty` would be `Wrapper<A, B, ^0.0>`