message: Clarify the comment on valid data during DenseElementsAttr construction.
diff: @@ -1303,7 +1303,7 @@ DenseElementsAttr DenseElementsAttr::get(VectorOrTensorType type,
  llvm_unreachable("unexpected element type");
  }
  - // If we have valid data, then make a copy in the context.
  + // If the data buffer is non-empty, we copy it into the context.
  ArrayRef<char> copy;
  if (!data.empty()) {
  auto *rawCopy =
  