set @subselect_extra_no_sj_tmp=@@optimizer_switch;

set  @optimizer_switch_for_subselect_extra_test='semijoin=off,firstmatch=off,loosescan=off,semijoin_with_cache=off';

--source t/subselect_extra.test

set optimizer_switch= @subselect_extra_no_sj_tmp;

set @optimizer_switch_for_subselect_extra_test=null;