Bug #21302: Result not properly sorted when using an ORDER BY

            on a second table in a join
- undeterministic output of the test case removed.

mysql-test/r/order_by.result

@@ -882,12 +882,12 @@ INSERT INTO t3 SELECT * from t1;
 CREATE TABLE t4 LIKE t1;
 INSERT INTO t4 SELECT * from t1;
 INSERT INTO t1 values (0,0),(4,4);
-SELECT t1.*,t2.* FROM t1 LEFT JOIN (t2, t3 LEFT JOIN t4 ON t3.a=t4.a)
+SELECT t2.b FROM t1 LEFT JOIN (t2, t3 LEFT JOIN t4 ON t3.a=t4.a)
 ON (t1.a=t2.a AND t1.b=t3.b) order by t2.b;
-a	b	a	b
-0	0	NULL	NULL
-4	4	NULL	NULL
-1	1	1	1
-2	2	2	2
-3	3	3	3
+b
+NULL
+NULL
+1
+2
+3
 DROP TABLE t1,t2,t3,t4;

mysql-test/t/order_by.test

@@ -606,7 +606,7 @@ CREATE TABLE t4 LIKE t1;
 INSERT INTO t4 SELECT * from t1;
 INSERT INTO t1 values (0,0),(4,4);
 
-SELECT t1.*,t2.* FROM t1 LEFT JOIN (t2, t3 LEFT JOIN t4 ON t3.a=t4.a)
+SELECT t2.b FROM t1 LEFT JOIN (t2, t3 LEFT JOIN t4 ON t3.a=t4.a)
 ON (t1.a=t2.a AND t1.b=t3.b) order by t2.b;
 
 DROP TABLE t1,t2,t3,t4;