const go/types._UntypedNil

3 uses

	go/types (current package)
		assignments.go#L43: 				check.errorf(x, _UntypedNil, "use of untyped nil in %s", context)
		assignments.go#L150: 				check.errorf(x, _UntypedNil, "use of untyped nil in %s", context)
		errorcodes.go#L146: 	_UntypedNil