message: [Optimizer] bug fix
diff: @@ -569,8 +569,6 @@ void FFModel::update()
  {
  optimizer->next();
  for (size_t i = 0; i < parameters.size(); i++) {
  - //if (i >= parameters.size() - 6)
  - if (parameters[i].op->name[0] != 'l')
  optimizer->update(&(parameters[i]));
  }
  }
  