已触发一个断点_DEBUG_ERROR("list iterator not dereferencable");

[lidaweilidawei]

#if _ITERATOR_DEBUG_LEVEL == 2
if (this->_Getcont() == 0
|| this->_Ptr == 0
|| this->_Ptr == ((_Mylist *)this->_Getcont())->_Myhead)
{ // report error
_DEBUG_ERROR("list iterator not dereferencable");
_SCL_SECURE_OUT_OF_RANGE;
}