error[E0507]: cannot move out of borrowed content --> $DIR/by-move-pattern-binding.rs:16:9 | LL | &E::Bar(identifier) => f(identifier.clone()) //~ ERROR cannot move | ^^^^^^^^----------^ | | | | | hint: to prevent move, use `ref identifier` or `ref mut identifier` | cannot move out of borrowed content error: aborting due to previous error For more information about this error, try `rustc --explain E0507`.