named_ref *lhs_named_ref);
void grammar_current_rule_end (location loc);
void grammar_midrule_action (void);
+/* Apply %empty to the current rule. */
+void grammar_current_rule_empty_set (location loc);
void grammar_current_rule_prec_set (symbol *precsym, location loc);
void grammar_current_rule_dprec_set (int dprec, location loc);
void grammar_current_rule_merge_set (uniqstr name, location loc);