emkornfield commented on a change in pull request #6991:
URL: https://github.com/apache/arrow/pull/6991#discussion_r411882849
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File path: cpp/src/arrow/util/rle_encoding.h
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@@ -414,6 +414,8 @@ static inline bool IndexInRange(int32_t idx, int32_t
dictionary_length) {
template <typename T>
inline int RleDecoder::GetBatchWithDict(const T* dictionary, int32_t
dictionary_length,
T* values, int batch_size) {
+ using IndexType = int32_t;
Review comment:
I think I misunderstood the issue for the unit testing. I guess this
would have been caught if we had a big endian machine?
I think adding the comment with the link that @kiszk provided would still
make sense for the casual reader?
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