message: JitArray::opaque_ should copy variable
diff: @@ -428,6 +428,7 @@ struct JitArray : ArrayBase<Value_, is_mask_v<Value_>, Derived_> {
  Derived result = value;
  if (size != (size_t) -1 && value.size() != size)
  result.resize(size);
  + result = result.copy();
  // Variable must be fully evaluated to be accessible via a pointer
  result.data();
  return result;
  