1 error[E0072]: recursive type `Expr` has infinite size
2 --> $DIR/issue-32326.rs:15:1
4 LL | enum Expr { //~ ERROR E0072
5 | ^^^^^^^^^ recursive type has infinite size
7 | ---- ---- recursive without indirection
9 | recursive without indirection
11 = help: insert indirection (e.g., a `Box`, `Rc`, or `&`) at some point to make `Expr` representable
13 error: aborting due to previous error
15 For more information about this error, try `rustc --explain E0072`.