--echo #
--echo # Start of 5.5 tests
--echo #

--echo #
--echo # MDEV-9862 Illegal mix of collation, when comparing column with CASE expression
--echo #
SET NAMES cp850;
CREATE TABLE t1 (a CHAR(1) CHARACTER SET latin1);
SELECT a FROM t1 WHERE CASE a WHEN 'aaaa' THEN 'Y' WHEN 'aaaa' THEN 'Y' ELSE NULL END <> a;
DROP TABLE t1;


--echo #
--echo # End of 5.5 tests
--echo #