Function SafeLoad

cpp/src/arrow/util/ubsan.h:68–75

template <typename T>
inline std::enable_if_t<std::is_trivially_copyable_v<T>, T> SafeLoad(const T* unaligned) {
  using Type = std::remove_const_t<T>;
  arrow::internal::AlignedStorage<Type> raw_data;
  std::memcpy(raw_data.get(), static_cast<const void*>(unaligned), sizeof(T));
  auto data = *raw_data.get();
  raw_data.destroy();
  return data;
}

template <typename U, typename T>
inline std::enable_if_t<std::is_trivially_copyable_v<T> &&