!$acc update async(5)
!$acc update async(expression1) async(expression2) async(expression3)
!$acc update async(expression1) async(expression2)
!$acc update async(expression1) async
!$acc update async async(expression1)
!$acc update device_type(x, y, z)
!$acc update wait(queues::a, devnum::b, devnum::queues::c)
!$acc update wait(queues::a, devnum::b, devnum::queues::c, queues::b)
!$acc update wait(queues::a, devnum::b, devnum::queues::c)
!$acc update wait(queues: 12, 23, 34)
!$acc update wait(queues: 12, 23, 34, 35)
!$acc update wait(devnum: 12: queues: 23, 34)
!$acc update wait(devnum: 12: queues: 23, 34) wait(devnum: 13: queues: 23, 34)
!$acc update wait(devnum: 12: queues: 23, 34, 38)
!$acc update wait(devnum: devnum::devnum::z: 23, 34)
!$acc update wait(23, 34, 35)
!$acc update wait
!$acc update if(5)
!$acc update if(x==3)
!$acc update host(x, y)
!$acc update device(x, y)
!$acc update device(x, y)
!$acc update self(x, y, z)
