@W: CL168 :"E:\ide\IP_TEST_GOLDEN\gwip_ref_design\gwip_ref_design\Gowin_DIVIDER_RefDesign\DIVIDER_16\project\src\Fra_div\Fra_div.v":1912:6:1912:11|Removing instance GND_cZ because it does not drive other instances. To preserve this instance, use the syn_noprune synthesis directive.

