cloud-fan commented on a change in pull request #33459:
URL: https://github.com/apache/spark/pull/33459#discussion_r678064120
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/NumberConverter.scala
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@@ -49,11 +49,22 @@ object NumberConverter {
*/
private def encode(radix: Int, fromPos: Int, value: Array[Byte]): Long = {
var v: Long = 0L
- val bound = java.lang.Long.divideUnsigned(-1 - radix, radix) // Possible
overflow once
+ // bound will always positive since radix >= 2
Review comment:
We can also mention that `-1` is the largest unsigned long.
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