Method ~small_vector_impl

paddle/utils/small_vector.h:636–640

  small_vector_impl(const small_vector_impl &) = delete;

  ~small_vector_impl() {
    // Subclass has already destructed this vector's elements.
    // If this wasn't grown from the inline copy, deallocate the old space.
    if (!this->isSmall()) free(this->begin());
  }

  void clear() {
    this->destroy_range(this->begin(), this->end());