warning: xx.cl:x:x: loop not unrolled: the optimizer was unable to perform the requested transformation; the transformation might be disabled or specified as part of an unsupported transformation ordering - warning: xx.cl:x:x: loop not unrolled: the optimizer was unable to perform the requested transformation; the transformation might be disabled or specified as part of an unsupported transformation ordering Description Due to a problem in the Intel® FPGA SDK for OpenCL version 19.3, this false warning may be produced when unrolling a loop which includes reads/writes from an array of channels. This loop is correctly unrolled. Resolution This problem is fixed in Intel® FPGA SDK for OpenCL software version 20.2. Custom Fields values: ['novalue'] Troubleshooting 1809247315 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 20.2 19.3 ['Programmable Logic Devices'] ['HLD Tools OpenCL'] ['novalue'] ['novalue']