Fixed bug
Fixed bug


Former-commit-id: d5e57669370da7f5e81ed11e7784e843aed3dbe8
clab/dynet,clab/cnn,shuheik/dynet,xunzhang/dynet,shuheik/dynet,danielhers/dynet,danielhers/dynet,xunzhang/dynet,danielhers/dynet,danielhers/dynet,clab/dynet,xunzhang/dynet,chunyang-wen/dynet,danielhers/dynet,clab/dynet,chunyang-wen/dynet,clab/dynet,clab/dynet,danielhers/dynet,clab/dynet,shuheik/dynet,shuheik/dynet,xunzhang/dynet,clab/cnn,danielhers/dynet,shuheik/dynet,chunyang-wen/dynet,chunyang-wen/dynet,clab/dynet,shuheik/dynet,clab/cnn,shuheik/dynet