__weak_count() [3/4]

template<_Lock_policy _Lp>

std::__weak_count< _Lp >::__weak_count ( const __weak_count< _Lp > & __r )

inlinenoexcept

Definition at line 1227 of file shared_ptr_base.h.

      : _M_pi(__r._M_pi)
      {
      if (_M_pi != nullptr)
        _M_pi->_M_weak_add_ref();
      }

References __weak_count(), and _M_pi.

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