|  | error[E0425]: cannot find function `bar` in module `a` | 
|  | --> $DIR/macro-outer-attributes.rs:18:8 | 
|  | | | 
|  | LL |     a::bar(); | 
|  | |        ^^^ not found in `a` | 
|  | | | 
|  | note: found an item that was configured out | 
|  | --> $DIR/macro-outer-attributes.rs:9:14 | 
|  | | | 
|  | LL |       #[cfg(false)], | 
|  | |             ----- the item is gated here | 
|  | LL |       pub fn bar() { }); | 
|  | |              ^^^ | 
|  | help: consider importing this function | 
|  | | | 
|  | LL + use b::bar; | 
|  | | | 
|  | help: if you import `bar`, refer to it directly | 
|  | | | 
|  | LL -     a::bar(); | 
|  | LL +     bar(); | 
|  | | | 
|  |  | 
|  | error: aborting due to 1 previous error | 
|  |  | 
|  | For more information about this error, try `rustc --explain E0425`. |