warning: opaque type `impl Trait<Assoc = impl Send>` does not satisfy its associated type bounds | |
--> $DIR/nested-return-type2.rs:28:24 | |
| | |
LL | type Assoc: Duh; | |
| --- this associated type bound is unsatisfied for `impl Send` | |
... | |
LL | fn foo() -> impl Trait<Assoc = impl Send> { | |
| ^^^^^^^^^^^^^^^^^ | |
| | |
= note: `#[warn(opaque_hidden_inferred_bound)]` on by default | |
help: add this bound | |
| | |
LL | fn foo() -> impl Trait<Assoc = impl Send + Duh> { | |
| +++++ | |
warning: 1 warning emitted | |