shu,xinxin b1067c94c5 use the fact that empty sequences are false
fixed bug #1156473

Change-Id: I43470eb884107111cbea958868f4cf8241c8d6e6
2013-03-21 21:07:07 +08:00
..
2013-01-16 09:44:06 -05:00
2013-01-14 12:58:41 +02:00
2013-01-17 13:11:13 +08:00
2013-01-14 12:58:41 +02:00