message: meshing: const-ify wordcount
diff: @@ -33,7 +33,7 @@ inline ssize_t simple(const vector<Bitmap<T>> &bitmaps) {
  return 0;
  auto meshes = 0;
  - auto len = bitmaps[0].wordCount() / 8; // 8 words per 64-bit int
  + const auto len = bitmaps[0].wordCount() / 8; // 8 words per 64-bit int
  for (size_t i = 0; i + 1 < bitmaps.size(); i += 2) {
  const auto bitmap1 = bitmaps[i].bitmap();
  