Function BenchmarkArrayRangeEquals

cpp/src/arrow/compare_benchmark.cc:36–53

constexpr auto kSeed = 0x94378165;

static void BenchmarkArrayRangeEquals(const std::shared_ptr<Array>& array,
                                      benchmark::State& state) {
  const auto left_array = array;
  // Make sure pointer equality can't be used as a shortcut
  // (should we would deep-copy child_data and buffers?)
  const auto right_array =
      MakeArray(array->data()->Copy())->Slice(1, array->length() - 1);

  for (auto _ : state) {
    const bool are_ok = ArrayRangeEquals(*left_array, *right_array,
                                         /*left_start_idx=*/1,
                                         /*left_end_idx=*/array->length() - 2,
                                         /*right_start_idx=*/0);
    if (ARROW_PREDICT_FALSE(!are_ok)) {
      ARROW_LOG(FATAL) << "Arrays should have compared equal";
    }
  }
}

static void ArrayRangeEqualsInt32(benchmark::State& state) {
  RegressionArgs args(state, /*size_is_bytes=*/false);