error: missing fragment specifier --> $DIR/macro-match-nonterminal.rs:2:8 | LL | ($a, $b) => { | ^ error: missing fragment specifier --> $DIR/macro-match-nonterminal.rs:2:8 | LL | ($a, $b) => { | ^ | = note: `#[deny(missing_fragment_specifier)]` on by default = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #40107 error: missing fragment specifier --> $DIR/macro-match-nonterminal.rs:2:10 | LL | ($a, $b) => { | ^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #40107 error: aborting due to 3 previous errors