p_s: crash in simplify_joins with delete using subselect from view

mysqld.exe!simplify_joins()[sql_select.cc:12827]

mysqld.exe!JOIN::optimize()[sql_select.cc:1054]

mysqld.exe!st_select_lex::optimize_unflattened_subqueries()[sql_lex.cc:3476]

mysqld.exe!mysql_delete()[sql_delete.cc:123]

mysqld.exe!mysql_execute_command()[sql_parse.cc:3067]

mysqld.exe!Prepared_statement::execute()[sql_prepare.cc:3905]

mysqld.exe!Prepared_statement::execute_loop()[sql_prepare.cc:3564]

mysqld.exe!mysql_sql_stmt_execute()[sql_prepare.cc:2732]

mysqld.exe!mysql_execute_command()[sql_parse.cc:2207]

mysqld.exe!mysql_parse()[sql_parse.cc:5765]

mysqld.exe!dispatch_command()[sql_parse.cc:1071]

mysqld.exe!do_command()[sql_parse.cc:794]

mysqld.exe!threadpool_process_request()[threadpool_common.cc:224]

mysqld.exe!io_completion_callback()[threadpool_win.cc:568]

drop table if exists `t1`,`t2`,`v1`;

create table `t1`(`a` int)engine=innodb;

create table `t2`(`a` int)engine=innodb;

create or replace view `v1` as select `a` from `t1`;

prepare s from "delete  from `t2` order by (select 1 from `v1`)";

execute s;