684
681
virtual bool register_field_in_read_map(unsigned char *arg);
685
682
virtual bool subst_argument_checker(unsigned char **arg);
687
687
virtual Item *equal_fields_propagator(unsigned char * arg);
688
688
virtual bool set_no_const_sub(unsigned char *arg);
689
689
virtual Item *replace_equal_field(unsigned char * arg);