Index: test/with1.test
==================================================================
--- test/with1.test
+++ test/with1.test
@@ -1114,7 +1114,30 @@
     FROM t1 D
     CROSS JOIN v2 P
     CROSS JOIN t4 T;
   SELECT * FROM v3;
 } {1 A C D E 1 A F G H 1 B C D E 1 B F G H 2 A C D E 2 A F G H 2 B C D E 2 B F G H 3 A C D E 3 A F G H 3 B C D E 3 B F G H 4 A C D E 4 A F G H 4 B C D E 4 B F G H 5 A C D E 5 A F G H 5 B C D E 5 B F G H}
+
+#-------------------------------------------------------------------------
+reset_db
+do_execsql_test 24.1 {
+  CREATE TABLE t1(a, b, c);
+  CREATE VIEW v1 AS SELECT max(a), min(b) FROM t1 GROUP BY c;
+}
+do_test 24.1 {
+  set program [db eval {EXPLAIN SELECT 1 FROM v1,v1,v1}]
+  expr [lsearch $program OpenDup]>0
+} {1}
+do_execsql_test 24.2 {
+  ATTACH "" AS aux;
+  CREATE VIEW aux.v3 AS VALUES(1);
+  CREATE VIEW main.v3 AS VALUES(3);
+
+  CREATE VIEW aux.v2 AS SELECT * FROM v3;
+  CREATE VIEW main.v2 AS SELECT * FROM v3;
+
+  SELECT * FROM main.v2 AS a, aux.v2 AS b, aux.v2 AS c, main.v2 AS d;
+} {
+  3 1 1 3
+}
 
 finish_test