if err != nil {
				return nil, err
			}
			return d.dwarf5Ranges(u, cu, base, ranges, ret)

		case ClassRngList:
			rnglist, ok := field.Val.(uint64)
			if !ok {
				return ret, nil
			}
			cu, base, err := d.baseAddressForEntry(e)
			if err != nil {
				return nil, err
			}
			return d.dwarf5Ranges(u, cu, base, int64(rnglist), ret)

		default:
			return ret, nil