nirandaperera commented on a change in pull request #10487:
URL: https://github.com/apache/arrow/pull/10487#discussion_r655697111
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File path: cpp/src/arrow/compute/kernels/scalar_if_else.cc
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@@ -72,18 +72,6 @@ Status PromoteNullsVisitor(KernelContext* ctx, const Datum&
cond_d, const Datum&
Bitmap cond_valid{cond.buffers[0], cond.offset, cond.length};
Bitmap left_valid = GetBitmap(left_d, 0);
Bitmap right_valid = GetBitmap(right_d, 0);
- // sometimes Bitmaps will be ignored, in which case we replace access to
them with
- // duplicated (probably elided) access to cond_data
- const Bitmap& _ = cond_data;
-
- // lambda function that will be used inside the visitor
- uint64_t* out_validity = nullptr;
- int64_t i = 0;
- auto apply = [&](uint64_t c_valid, uint64_t c_data, uint64_t l_valid,
- uint64_t r_valid) {
- out_validity[i] = c_valid & ((c_data & l_valid) | (~c_data & r_valid));
- i++;
- };
// cond.valid & (cond.data & left.valid | ~cond.data & right.valid)
// In the following cases, we dont need to allocate out_valid bitmap
Review comment:
@bkietz I have added the changes required. Could you please review the
changes?
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