1 warning: variant `Void` is never constructed
2 --> $DIR/derive-uninhabited-enum-38885.rs:13:5
5 | --- variant in this enum
10 = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
11 = note: `-W dead-code` implied by `-W unused`
13 warning: 1 warning emitted