MDEV-27099 Subquery using the ALL keyword on INET6 columns produces a wrong result

This problem was earlier fixed by MDEV-27101.
Adding INET6 tests only.

plugin/type_inet/mysql-test/type_inet/type_inet6.result

@@ -2213,3 +2213,19 @@ SELECT * FROM companies;
 id	name
 DROP TABLE divisions;
 DROP TABLE companies;
+#
+# MDEV-27099 Subquery using the ALL keyword on INET6 columns produces a wrong result
+#
+CREATE TABLE t1 (d INET6);
+INSERT INTO t1 VALUES ('1::0'), ('12::0');
+SELECT * FROM t1 ORDER BY d;
+d
+1::
+12::
+SELECT * FROM t1 WHERE d <= ALL (SELECT * FROM t1);
+d
+1::
+SELECT * FROM t1 WHERE d >= ALL (SELECT * FROM t1);
+d
+12::
+DROP TABLE t1;

plugin/type_inet/mysql-test/type_inet/type_inet6.test

@@ -1630,3 +1630,14 @@ DELETE FROM companies WHERE id IN (SELECT company_id FROM divisions);
 SELECT * FROM companies;
 DROP TABLE divisions;
 DROP TABLE companies;
+
+--echo #
+--echo # MDEV-27099 Subquery using the ALL keyword on INET6 columns produces a wrong result
+--echo #
+
+CREATE TABLE t1 (d INET6);
+INSERT INTO t1 VALUES ('1::0'), ('12::0');
+SELECT * FROM t1 ORDER BY d;
+SELECT * FROM t1 WHERE d <= ALL (SELECT * FROM t1);
+SELECT * FROM t1 WHERE d >= ALL (SELECT * FROM t1);
+DROP TABLE t1;