In file included from /in/Compile/dlist_pre.cpp:2:
In file included from /in/Compile/dlist.h:78:
/in/dlist_impl.h:133:9: error: reference to non-static member function must be called
    if(!isEmpty){
        ^~~~~~~
/in/dlist_impl.h:139:36: error: expected ';' after do/while statement
        }while (current != l.first)
                                   ^
                                   ;
2 errors generated.
/in/Compile/Makefile:29: recipe for target 'buildDlistPretest' failed
make: *** [buildDlistPretest] Error 1