include/rpl_init.inc [topology=1->3]
*** MDEV-4485. Master did not allow slave to connect from the very start (empty GTID pos) if GTIDs from other multi_source master was present ***
connection server_1;
create table t1 (i int);
connection server_2;
create table t2 (i int);
connection server_3;
set default_master_connection = 'm2';
change master to master_host='127.0.0.1', master_port=SERVER_MYPORT_2, master_user='root', master_use_gtid=slave_pos;
include/start_slave.inc
connection server_2;
insert into t2 values (1);
connection server_3;
connection server_1;
drop table t1;
connection server_2;
drop table t2;
connection server_3;
set default_master_connection = 'm2';
include/stop_slave.inc
RESET SLAVE ALL;
set default_master_connection = '';
connection server_1;
include/rpl_end.inc