mariadb/mysql-test/main/alter_table_lock.test

--source include/not_msan.inc

--echo #
--echo # MDEV-23836: Assertion `! is_set() || m_can_overwrite_status' in
--echo # Diagnostics_area::set_error_status (interrupted ALTER TABLE under LOCK)
--echo #

SET @max_session_mem_used_save= @@max_session_mem_used;

CREATE TABLE t1 (a INT);
SELECT * FROM t1;

--error ER_NO_SUCH_TABLE
ALTER TABLE x MODIFY xx INT;

SET SESSION max_session_mem_used= 8192;
--error 0,ER_OPTION_PREVENTS_STATEMENT
LOCK TABLE t1 WRITE;

--disable_warnings
--error 0,ER_OPTION_PREVENTS_STATEMENT
ALTER TABLE t1 CHANGE COLUMN IF EXISTS b c INT;
--enable_warnings

SET SESSION max_session_mem_used = @max_session_mem_used_save;
UNLOCK TABLES;
DROP TABLE t1;

--echo # End of 10.5 tests