Method ForEachSubpiece

tensorflow/compiler/xla/literal.h:383–392

    //    void (const ShapeIndex& index, const Piece& piece)
    template <typename Fn>
    void ForEachSubpiece(const Fn& func) const {
      ShapeIndex index;
      return ForEachHelper(
                 [&func](const ShapeIndex& index, const Piece& piece) {
                   func(index, piece);
                   return Status::OK();
                 },
                 *this, &index)
          .IgnoreError();
    }
    // Same as above, but the function has the type:
    //    Status (const ShapeIndex& index, const Piece& piece)
    // The first non-OK return value is returned by the function.