Update test results after merge

mysql-test/r/join_outer.result:
  Update test results
mysql-test/r/null.result:
  Update test results

mysql-test/r/join_outer.result

@@ -625,3 +625,11 @@ SELECT * from t1 left join t2 on t1.id=t2.id where t2.id IS NULL;
 id	name	id	idx
 2	no	NULL	NULL
 drop table t1,t2;
+create table t1 (bug_id mediumint, reporter mediumint);
+create table t2 (bug_id mediumint, who mediumint, index(who));
+insert into t2 values (1,1),(1,2);
+insert into t1 values (1,1),(2,1);
+SELECT * FROM t1 LEFT JOIN t2 ON (t1.bug_id =  t2.bug_id AND  t2.who = 2) WHERE  (t1.reporter = 2 OR t2.who = 2);
+bug_id	reporter	bug_id	who
+1	1	1	2
+drop table t1,t2;

mysql-test/r/null.result

@@ -40,3 +40,20 @@ insert into t1 values (null);
 select * from t1 where x != 0;
 x
 drop table t1;
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (
+indexed_field int default NULL,
+KEY indexed_field (indexed_field)
+);
+INSERT INTO t1 VALUES (NULL),(NULL);
+SELECT * FROM t1 WHERE indexed_field=NULL;
+indexed_field
+SELECT * FROM t1 WHERE indexed_field IS NULL;
+indexed_field
+NULL
+NULL
+SELECT * FROM t1 WHERE indexed_field<=>NULL;
+indexed_field
+NULL
+NULL
+DROP TABLE t1;