%Error: t/t_implements_missing_bad.v:12:1: Class 'Cls' implements 'Icls1' but is missing implementation for 'icf2' (IEEE 1800-2017 8.26) 12 | class Cls implements Icls1; | ^~~~~ t/t_implements_missing_bad.v:9:30: ... Location of interface class's function 9 | pure virtual function int icf2; | ^~~~ %Error: Exiting due to