order_by.result, order_by.test:

  Added test case for bug #7672 that existed only in 4.0.

mysql-test/r/order_by.result

@@ -771,3 +771,20 @@ sid	wnid
 39560	01019090000
 37994	01019090000
 drop table t1;
+CREATE TABLE t1 (a int);
+INSERT INTO t1 VALUES (2), (1), (1), (2), (1);
+SELECT a FROM t1 ORDER BY a;
+a
+1
+1
+1
+2
+2
+(SELECT a FROM t1) ORDER BY a;
+a
+1
+1
+1
+2
+2
+DROP TABLE t1;

mysql-test/t/order_by.test

@@ -534,3 +534,13 @@ explain select * from t1 where wnid like '0101%' order by wnid;
 select * from t1 where wnid like '0101%' order by wnid;
 
 drop table t1;
+
+#
+# Bug #7672 - a wrong result for a select query in braces followed by order by
+#
+
+CREATE TABLE t1 (a int);
+INSERT INTO t1 VALUES (2), (1), (1), (2), (1);
+SELECT a FROM t1 ORDER BY a;
+(SELECT a FROM t1) ORDER BY a;
+DROP TABLE t1;