我用的是ic610,在将版图转成gds文件的时候在ciw窗口总是出现这个info:you have not use the viamap option.if the openaccess design has native oavia instances,use the -viamap option for preserving oavia instances in a stream out-stream in round trip.use the -viamap option improve performance and vm usage of applications using the stream-in design