case     LOS_SPACE:   return true;
  public static final boolean isLive(VM_Address obj) {    if (obj.isZero()) return false;    VM_Address addr = VM_Interface.refToAddress(obj);    byte space = VMResource.getSpace(addr);    switch (space) {    case DEFAULT_SPACE:   return true;    case IMMORTAL_SPACE:  return true;    case BOOT_SPACE:      return true;    case META_SPACE:      return true;    default:      if (VM_Interface.VerifyAssertions)        spaceFailure(obj, space, "Plan.isLive()");      return false;    }  }