| error[E0072]: recursive type `U` has infinite size | |
| --> $DIR/union-nonrepresentable.rs:1:1 | |
| | | |
| LL | union U { | |
| | ^^^^^^^ | |
| LL | a: u8, | |
| LL | b: std::mem::ManuallyDrop<U>, | |
| | - recursive without indirection | |
| | | |
| help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle | |
| | | |
| LL | b: std::mem::ManuallyDrop<Box<U>>, | |
| | ++++ + | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0072`. |