public static boolean invokesPackageVisibleMembers(Clazz clazz) {
   ClassOptimizationInfo info = ClassOptimizationInfo.getClassOptimizationInfo(clazz);
   return info == null || info.invokesPackageVisibleMembers();
 }
 private static void setInvokesPackageVisibleMembers(Clazz clazz) {
   ClassOptimizationInfo info = ClassOptimizationInfo.getClassOptimizationInfo(clazz);
   if (info != null) {
     info.setInvokesPackageVisibleMembers();
   }
 }