2 files changed, 42 insertions, 0 deletions
diff --git a/mysql-test/t/derived.test b/mysql-test/t/derived.test
index ec27035d298..00a88032f72 100644
--- a/mysql-test/t/derived.test
+++ b/mysql-test/t/derived.test
@@ -921,4 +921,19 @@ SELECT * FROM v1, t2, v3 WHERE a = c AND b = d;
 DROP VIEW v1, v3;
 DROP TABLE t1, t2, t3;
 
+--echo #
+--echo # MDEV-14786: Server crashes in Item_cond::transform on 2nd
+--echo # execution of SP querying from a view
+--echo #
+create table t1 (i int, row_start timestamp(6) not null default now(),
+                 row_end timestamp(6) not null default '2030-01-01 0:0:0');
+create view v1 as select i from t1 where i < 5 and (row_end =
+TIMESTAMP'2030-01-01 0:0:0' or row_end is null);
+create procedure pr(x int) select i from v1;
+call pr(1);
+call pr(2);
+drop procedure pr;
+drop view v1;
+drop table t1;
+
 --echo # end of 5.5
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;