error[E0659]: `bar` is ambiguous --> $DIR/out-of-order-shadowing.rs:5:1 | LL | bar!(); | ^^^ ambiguous name | = note: ambiguous because of a conflict between a macro-expanded name and a less macro-expanded name from outer scope during import or macro resolution note: `bar` could refer to the macro defined here --> $DIR/out-of-order-shadowing.rs:4:1 | LL | define_macro!(bar); | ^^^^^^^^^^^^^^^^^^ note: `bar` could also refer to the macro defined here --> $DIR/out-of-order-shadowing.rs:3:1 | LL | macro_rules! bar { () => {} } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ = note: this error originates in the macro `define_macro` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to previous error For more information about this error, try `rustc --explain E0659`.