mariadb-dump doesn't always quote identifiers

create table t1 (a int);

create trigger `tr 1` before insert on t1 for each row set new.a=new.a+1;

exec $MYSQL_DUMP --compact --add-drop-trigger test;

drop table t1;

insert into mysql.func values('foo bar', 0, 'udf''example.so', 'function');

exec $MYSQL_DUMP --compact --system=udfs test;

delete from mysql.func;

change master to master_host='master''host', master_port=3306,

                 master_log_file='b''n.000001', master_log_pos=4;

exec $MYSQL_DUMP --compact --dump-slave --include-master-host-port test;