1 files changed, 7 insertions, 0 deletions
diff --git a/mysql-test/t/multi_update.test b/mysql-test/t/multi_update.test
index 8e560cab455..6b59778bbce 100644
--- a/mysql-test/t/multi_update.test
+++ b/mysql-test/t/multi_update.test
@@ -268,3 +268,10 @@ create table t2(Z varchar(15));
 insert into t2(Z)  select concat(a.a,b.a,c.a,d.a) from t1 as a, t1 as b, t1 as c, t1 as d;
 update t2,t3 set Z =param_scenario_costs;
 drop table t1,t2,t3;
+create table t1 (a int, b int);
+create table t2 (a int, b int);
+insert into t1 values (1,1),(2,1),(3,1);
+insert into t2 values (1,1), (3,1);
+update t1 left join t2  on t1.a=t2.a set t1.b=2, t2.b=2 where t1.b=1 and t2.b=1 or t2.a is NULL;
+select t1.a, t1.b,t2.a, t2.b from t1 left join t2  on t1.a=t2.a where t1.b=1 and t2.b=1 or t2.a is NULL;
+drop table t1,t2;