_M_push_front_aux()

template<typename _Tp, typename _Alloc>

template<typename... _Args>

void deque::_M_push_front_aux ( _Args &&... __args )

protected

Helper functions for push_* and pop_*.

Definition at line 523 of file deque.tcc.

      {
      if (size() == max_size())
        __throw_length_error(
            __N("cannot create std::deque larger than max_size()"));
 
      _M_reserve_map_at_front();
      *(this->_M_impl._M_start._M_node - 1) = this->_M_allocate_node();
      __try
        {
          this->_M_impl._M_start._M_set_node(this->_M_impl._M_start._M_node
                                     - 1);
          this->_M_impl._M_start._M_cur = this->_M_impl._M_start._M_last - 1;
#if __cplusplus >= 201103L
          _Alloc_traits::construct(this->_M_impl,
                             this->_M_impl._M_start._M_cur,
                             std::forward<_Args>(__args)...);
#else
          this->_M_impl.construct(this->_M_impl._M_start._M_cur, __t);
#endif
        }
      __catch(...)
        {
          ++this->_M_impl._M_start;
          _M_deallocate_node(*(this->_M_impl._M_start._M_node - 1));
          __throw_exception_again;
        }
      }

References deque(), __catch, __N, __throw_exception_again, std::__throw_length_error(), __try, _M_allocate_node(), _M_deallocate_node(), _M_impl, _M_reserve_map_at_front(), __gnu_cxx::__alloc_traits< _Tp_alloc_type >::construct(), std::forward(), max_size(), and size().

Referenced by emplace_front().

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