BUG #5146: After granting all select privelges on view to user, who still can not select the view

The following bug has been logged online:

Bug reference:      5146
Logged by:          xqzhang
Email address:      zxq230104@163.com
PostgreSQL version: 8.3.3
Operating system:   linux 32
Description:        After granting all select privelges on view to user, who
still can not select the view
Details:

Welcome to psql 8.3.3, the PostgreSQL interactive terminal.

Type:  \copyright for distribution terms
       \h for help with SQL commands
       \? for help with psql commands
       \g or terminate with semicolon to execute query
       \q to quit

TEST=# CREATE USER u1;
CREATE ROLE
TEST=# CREATE USER u2;
CREATE ROLE
TEST=# CREATE USER u3;
CREATE ROLE
TEST=# CREATE USER u4;
CREATE ROLE
TEST=# SET SESSION AUTHORIZATION u1;
SET
TEST=> CREATE TABLE t1(a INT);
CREATE TABLE
TEST=>
TEST=> SET SESSION AUTHORIZATION u2;
SET
TEST=> CREATE VIEW v2 AS
TEST-> SELECT * FROM t1;
CREATE VIEW
TEST=>
TEST=> SET SESSION AUTHORIZATION u3;
SET
TEST=> CREATE VIEW v3 AS
TEST-> SELECT * FROM v2;
CREATE VIEW
TEST=>
TEST=> SET SESSION AUTHORIZATION u4;
SET
TEST=> SELECT * FROM v3;
ERROR:  permission denied for relation v3
TEST=>
TEST=> RESET SESSION AUTHORIZATION;
RESET
TEST=# GRANT ALL ON t1 to u4;
GRANT
TEST=# GRANT ALL ON v2 to u4;
GRANT
TEST=# GRANT ALL ON v3 to u4;
GRANT
TEST=# SET SESSION AUTHORIZATION u4;
SET
TEST=> SELECT * FROM v3;
ERROR:  permission denied for relation v2
TEST=>