./ivltests/wild_cmp_err.v:2: error: ==? operator may only have INTEGRAL operands.
./ivltests/wild_cmp_err.v:3: error: ==? operator may only have INTEGRAL operands.
./ivltests/wild_cmp_err.v:4: error: !=? operator may only have INTEGRAL operands.
./ivltests/wild_cmp_err.v:5: error: !=? operator may only have INTEGRAL operands.
4 error(s) during elaboration.