zeroshade commented on code in PR #36489:
URL: https://github.com/apache/arrow/pull/36489#discussion_r1261371893


##########
cpp/src/arrow/c/bridge.cc:
##########
@@ -663,6 +672,112 @@ Status ExportRecordBatch(const RecordBatch& batch, struct 
ArrowArray* out,
   return Status::OK();
 }
 
+//////////////////////////////////////////////////////////////////////////
+// C device arrays
+
+Status ValidateDeviceInfo(const ArrayData& data, DeviceType* device_type,
+                          int64_t* device_id) {
+  for (const auto& buf : data.buffers) {
+    if (!buf) {
+      continue;
+    }
+
+    if (*device_type == DeviceType::UNKNOWN) {

Review Comment:
   The `UNKNOWN` is coming from line 710, it's what we initialize the value 
with before we make the recursive call. @pitrou is your suggestion that I 
should remove the `UNKNOWN` value from the enum and just use `std::optional` 
everywhere?



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]

Reply via email to