Function num_bytes_total_blocks

cpp/src/arrow/compute/key_map_internal.h:202–204

  }

  static int64_t num_bytes_total_blocks(int num_block_bytes, int log_blocks) {
    return (static_cast<int64_t>(num_block_bytes) << log_blocks) + padding_;
  }

  inline int64_t num_groups_for_resize() const;