|  | error[E0364]: `legacy_macro` is only public within the crate, and cannot be re-exported outside | 
|  | --> $DIR/macro-rules.rs:11:13 | 
|  | | | 
|  | LL |     pub use legacy_macro as _; | 
|  | |             ^^^^^^^^^^^^^^^^^ | 
|  | | | 
|  | help: consider adding a `#[macro_export]` to the macro in the imported module | 
|  | --> $DIR/macro-rules.rs:7:5 | 
|  | | | 
|  | LL |     macro_rules! legacy_macro { () => () } | 
|  | |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  | help: in case you want to use the macro within this crate only, reduce the visibility to `pub(crate)` | 
|  | | | 
|  | LL |     pub(crate) use legacy_macro as _; | 
|  | |        +++++++ | 
|  |  | 
|  | error: aborting due to 1 previous error | 
|  |  | 
|  | For more information about this error, try `rustc --explain E0364`. |