--source include/have_innodb.inc
#
# Bug#44571 InnoDB Plugin crashes on ADD INDEX
# http://bugs.mysql.com/44571
# Please also refer to related fix in
# http://bugs.mysql.com/47621
#

CREATE TABLE bug44571 (foo INT) ENGINE=InnoDB;
ALTER TABLE bug44571 CHANGE foo bar INT;
# Create index with the old column name will fail,
# because the CHANGE foo bar is successful. And
# the column name change would communicate to
# InnoDB with the fix from bug #47621
-- error ER_KEY_COLUMN_DOES_NOT_EXIST
ALTER TABLE bug44571 ADD INDEX bug44571b (foo);
# The following create indexes should succeed,
# indirectly confirm the CHANGE foo bar is successful.
ALTER TABLE bug44571 ADD INDEX bug44571c (bar);
DROP INDEX bug44571c ON bug44571;
CREATE INDEX bug44571c ON bug44571 (bar);
DROP TABLE bug44571;