TDS_CAN_RUN
TD_GET_STATE(td) == TDS_CAN_RUN)
case TDS_CAN_RUN:
case TDS_CAN_RUN:
else if (TD_GET_STATE(ctx.iter) == TDS_CAN_RUN)
case TDS_CAN_RUN:
case TDS_CAN_RUN:
case TDS_CAN_RUN:
#define TD_CAN_RUN(td) (TD_GET_STATE(td) == TDS_CAN_RUN)
TD_SET_STATE(td, TDS_CAN_RUN); \
#define TD_SET_CAN_RUN(td) TD_SET_STATE(td, TDS_CAN_RUN)
case TDS_CAN_RUN: