现在设计会报错:
Error: Port VDD(0xe92f) of hier cell 'gm_digital'(0x1400) is reachable from the hier net net1(0x1580d), but the hier net is not reachable from port. (MWDC-112)
Error: Power port VDD(0xe92f) of hier cell 'gm_digital'(0x1400) connected net net1(0x1580d) not with Power type. (MWDC-199)