1 files changed, 58 insertions, 1 deletions
diff --git a/mysql-test/t/subselect.test b/mysql-test/t/subselect.test
index d076ca6bd33..06a64f518fb 100644
--- a/mysql-test/t/subselect.test
+++ b/mysql-test/t/subselect.test
@@ -2970,7 +2970,7 @@ DROP TABLE t1,t2;
 CREATE TABLE t1 (a INT, b INT);
 INSERT INTO t1 VALUES (1, 2), (1,3), (1,4), (2,1), (2,2);
 
--- returns no rows, when it should
+# returns no rows, when it should
 SELECT a1.a, COUNT(*) FROM t1 a1 WHERE a1.a = 1
 AND EXISTS( SELECT a2.a FROM t1 a2 WHERE a2.a = a1.a)
 GROUP BY a1.a;
@@ -2987,4 +2987,61 @@ SELECT (SELECT SUM(t1.a) FROM t2 WHERE a!=0) FROM t1;
 SELECT (SELECT SUM(t1.a) FROM t2 WHERE a=1) FROM t1;
 DROP TABLE t1,t2;
 
+#
+# Bug #31884: Assertion + crash in subquery in the SELECT clause.
+#
+
+CREATE TABLE t1 (a1 INT, a2 INT);
+CREATE TABLE t2 (b1 INT, b2 INT);
+
+INSERT INTO t1 VALUES (100, 200);
+INSERT INTO t1 VALUES (101, 201);
+INSERT INTO t2 VALUES (101, 201);
+INSERT INTO t2 VALUES (103, 203);
+
+SELECT ((a1,a2) IN (SELECT * FROM t2 WHERE b2 > 0)) IS NULL FROM t1;
+DROP TABLE t1, t2;
+
+#
+# Bug #28076: inconsistent binary/varbinary comparison
+#
+
+CREATE TABLE t1 (s1 BINARY(5), s2 VARBINARY(5));
+INSERT INTO t1 VALUES (0x41,0x41), (0x42,0x42), (0x43,0x43);
+
+SELECT s1, s2 FROM t1 WHERE s2 IN (SELECT s1 FROM t1);
+SELECT s1, s2 FROM t1 WHERE (s2, 10) IN (SELECT s1, 10 FROM t1);
+
+CREATE INDEX I1 ON t1 (s1);
+CREATE INDEX I2 ON t1 (s2);
+
+SELECT s1, s2 FROM t1 WHERE s2 IN (SELECT s1 FROM t1);
+SELECT s1, s2 FROM t1 WHERE (s2, 10) IN (SELECT s1, 10 FROM t1);
+
+TRUNCATE t1;
+INSERT INTO t1 VALUES (0x41,0x41);
+SELECT * FROM t1 WHERE s1 = (SELECT s2 FROM t1);
+
+DROP TABLE t1;
+
+CREATE TABLE t1 (a1 VARBINARY(2) NOT NULL DEFAULT '0', PRIMARY KEY (a1));
+CREATE TABLE t2 (a2 BINARY(2) default '0', INDEX (a2));
+CREATE TABLE t3 (a3 BINARY(2) default '0');
+INSERT INTO t1 VALUES (1),(2),(3),(4);
+INSERT INTO t2 VALUES (1),(2),(3);
+INSERT INTO t3 VALUES (1),(2),(3);
+SELECT LEFT(t2.a2, 1) FROM t2,t3 WHERE t3.a3=t2.a2;
+SELECT t1.a1, t1.a1 in (SELECT t2.a2 FROM t2,t3 WHERE t3.a3=t2.a2) FROM t1;
+DROP TABLE t1,t2,t3;
+
+CREATE TABLE t1 (a1 BINARY(3) PRIMARY KEY, b1 VARBINARY(3));
+CREATE TABLE t2 (a2 VARBINARY(3) PRIMARY KEY);
+CREATE TABLE t3 (a3 VARBINARY(3) PRIMARY KEY);
+INSERT INTO t1 VALUES (1,10), (2,20), (3,30), (4,40);
+INSERT INTO t2 VALUES (2), (3), (4), (5);
+INSERT INTO t3 VALUES (10), (20), (30);
+SELECT LEFT(t1.a1,1) FROM t1,t3 WHERE t1.b1=t3.a3;
+SELECT a2 FROM t2 WHERE t2.a2 IN (SELECT t1.a1 FROM t1,t3 WHERE t1.b1=t3.a3);
+DROP TABLE t1, t2, t3;
+
 --echo End of 5.0 tests.