message: minor change to fix compilation error
diff: @@ -211,9 +211,8 @@ struct ScatterFunctorBase {
  // same index has to be serialized. To reduce the number of locks and the
  // memory usage, we divide the whole index space into kMaxLocks regions with
  // each lock serializing access to a region.
  - const Index num_locks = std::min(limit, kMaxLocks);
  const Index entries_per_lock = (limit + kMaxLocks - 1) / kMaxLocks;
  - mutex accessed[num_locks];
  + mutex accessed[kMaxLocks];
  std::atomic<Index> bad_index(-1);
  auto ParallelScatter = [&](Index start, Index end) {
  for (Index i = start; i < end; ++i) {
  