Method ToString

tensorflow/compiler/jit/deadness_analysis.cc:187–198

      : Predicate(id), operands_(std::move(operands)) {}

  string ToString() const override {
    if (operands().empty()) {
      return "#false";
    }

    std::vector<string> operands_str;
    std::transform(operands().begin(), operands().end(),
                   std::back_inserter(operands_str),
                   [](Predicate* pred) { return pred->ToString(); });

    return absl::StrCat("(", absl::StrJoin(operands_str, " | "), ")");
  }

  Kind kind() const override { return Kind::kOr; }
  absl::Span<Predicate* const> GetOperands() const override {