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--source innodb_default_row_format.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
CREATE TABLE t0 (pk INT PRIMARY KEY) ENGINE=InnoDB;
CREATE TABLE t1 (pk INT PRIMARY KEY, b INT) ENGINE=InnoDB;
# MDEV-515 takes X-lock on the table for the first insert.
# So concurrent insert won't happen on the table
INSERT INTO t0 VALUES(100);
--connect (con1,localhost,root,,test)
BEGIN;
INSERT INTO t0 SET pk=1;
--connect (con2,localhost,root,,test)
BEGIN;
INSERT INTO t0 SET pk=2;
--connection default
SET DEBUG_SYNC='alter_table_inplace_after_lock_downgrade SIGNAL prepared WAIT_FOR logged';
send ALTER TABLE t1 FORCE;
--connection con1
SET DEBUG_SYNC='now WAIT_FOR prepared';
INSERT INTO t1 SET pk=1;
COMMIT;
--disconnect con1
--connection con2
UPDATE t1 SET b=1;
DELETE FROM t1;
ROLLBACK;
SET DEBUG_SYNC='now SIGNAL logged';
--disconnect con2
--connection default
reap;
SET DEBUG_SYNC='RESET';
DROP TABLE t0,t1;
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