error: duplicate matcher binding --> $DIR/macro-multiple-matcher-bindings.rs:7:16 | LL | ($a:ident, $a:ident) => {}; | -------- ^^^^^^^^ duplicate binding | | | previous binding error: duplicate matcher binding --> $DIR/macro-multiple-matcher-bindings.rs:8:16 | LL | ($a:ident, $a:path) => {}; | -------- ^^^^^^^ duplicate binding | | | previous binding error: duplicate matcher binding --> $DIR/macro-multiple-matcher-bindings.rs:17:18 | LL | ($a:ident, $($a:ident),*) => {}; | -------- ^^^^^^^^ duplicate binding | | | previous binding error: duplicate matcher binding --> $DIR/macro-multiple-matcher-bindings.rs:18:25 | LL | ($($a:ident)+ # $($($a:path),+);*) => {}; | -------- ^^^^^^^ duplicate binding | | | previous binding error: aborting due to 4 previous errors