| error[E0072]: recursive type `S` has infinite size | |
| --> $DIR/issue-3779.rs:1:1 | |
| | | |
| LL | struct S { | |
| | ^^^^^^^^ recursive type has infinite size | |
| LL | | |
| LL | element: Option<S> | |
| | ------------------ recursive without indirection | |
| | | |
| = help: insert indirection (e.g., a `Box`, `Rc`, or `&`) at some point to make `S` representable | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0072`. |