{"ast_node_type":"variable","tokens":[{"end":87,"kind":"keyword","start":0,"text":"let"}]}
                let pointee_size = i64::try_from(pointee_layout.size.bytes()).unwrap();
                // The size always fits in `i64` as it can be at most `isize::MAX`.
                // This uses the same type as `right`, which can be `isize` or `usize`.