Function CheckInplaceCastValid

oneflow/core/functional/impl/common.cpp:172–178

}

Maybe<void> CheckInplaceCastValid(const std::shared_ptr<Tensor>& x,
                                  const std::shared_ptr<Tensor>& x_cast) {
  CHECK_OR_RETURN(*x->dtype() == *x_cast->dtype())
      << Error::RuntimeError() << "result type " << x_cast->dtype()->name()
      << " can't be cast to the desired output type " << x->dtype()->name();
  return Maybe<void>::Ok();
}

Maybe<void> CheckInplaceShapeCanExpandTo(const Shape& shape, const Shape& expand_shape) {
  if (shape == expand_shape) { return Maybe<void>::Ok(); }