Change one more () into &'static str
@@ -2,7 +2,7 @@ use std::str::FromStr;
use ast::{Expr, Opcode};
use lalrpop_util::ErrorRecovery;
-grammar<'err>(errors: &'err mut Vec<ErrorRecovery<usize, (usize, &'input str), ()>>);
+grammar<'err>(errors: &'err mut Vec<ErrorRecovery<usize, (usize, &'input str), &'static str>>);
pub Exprs = Comma<Expr>;
