Due to a problem in the Intel® Quartus® Prime Pro Edition software version 18.0 and earlier, you might notice Modelsim* Intel FPGA Starter Edition takes a long time to re-compile the device libraries when you bring up the simulation using the auto-generated script by Platform Designer.
Intel Software: Quartus Prime Pro
Last Modified: September 28, 2018
Version Found: v18.0
Version Fixed: v18.1
Bug ID: FB: 576024;