函数返回函数、错误C2440、xmemory和xrefwrap中的C2100

I am getting errors like:

我得到的错误是:

Error   24  error C2440: 'initializing' : cannot convert from 'std::_List_const_iterator<_Mylist>' to 'AttrValue'   c:\program files (x86)\microsoft visual studio 10.0\vc\include\xmemory  208
Error   25  error C2100: illegal indirection    c:\program files (x86)\microsoft visual studio 10.0\vc\include\xrefwrap 49
Error   26  error C2296: '.*' : illegal, left operand has type 'AttrValue'  c:\program files (x86)\microsoft visual studio 10.0\vc\include\xrefwrap 49
Error   37  error C2440: 'initializing' : cannot convert from 'std::_List_const_iterator<_Mylist>' to 'AttrValue'   c:\program files (x86)\microsoft visual studio 10.0\vc\include\xmemory  208
Error   38  error C2100: illegal indirection    c:\program files (x86)\microsoft visual studio 10.0\vc\include\xrefwrap 49
Error   39  error C2296: '.*' : illegal, left operand has type 'AttrValue'  c:\program files (x86)\microsoft visual studio 10.0\vc\include\xrefwrap 49
Error