1 files changed, 27 insertions, 0 deletions
diff --git a/mysql-test/t/mdev_14586.test b/mysql-test/t/mdev_14586.test
new file mode 100644
index 00000000000..8b3d3780151
--- /dev/null
+++ b/mysql-test/t/mdev_14586.test
@@ -0,0 +1,27 @@
+create table t1(a bit(1), b int auto_increment ,id int,  index(a,b));
+insert into t1 values(1,null,1);
+insert into t1 values(1,null,2);
+insert into t1 values(0,null,3);
+insert into t1 values(0,null,4);
+select a+0, b as auto_increment , id from t1 order by id;
+drop table t1;
+create table t1(a int auto_increment, b bit(5) ,id int, index (b,a));
+insert into t1 values(null,b'1',1);
+insert into t1 values(null,b'1',2);
+insert into t1 values(null,b'11',3);
+insert into t1 values(null,b'11',4);
+select a as auto_increment, b+0, id from t1 order by id;
+drop table t1;
+create table t1(a bit(1), b int auto_increment , c bit(1) , d bit(1), id int,index(a,c,b,d));
+insert into t1 values(1,null,1,1,1);
+insert into t1 values(1,null,1,1,2);
+insert into t1 values(0,null,1,1,3);
+insert into t1 values(1,null,0,1,4);
+select a+0, b as auto_increment, c+0, d+0, id from t1 order by id;
+drop table t1;
+CREATE TABLE t1 (b BIT(1), pk INTEGER AUTO_INCREMENT PRIMARY KEY);
+ALTER TABLE t1 ADD INDEX(b,pk);
+INSERT INTO t1 VALUES (1,b'1');
+ALTER TABLE t1 DROP PRIMARY KEY;
+select b+0, pk as auto_increment from t1;
+DROP TABLE t1;