anchor.diff:                { {var, Line, orddict:fetch(Name, Vars) }, S };
               { Else, _ } ->
                 { NewVar, NS } = if
  +                Kind == quoted -> build_erl_var(Line, S);
                   Else -> build_erl_var(Line, Name, S);
  -                Kind == quoted -> build_erl_var(Line, S);
                   S#elixir_scope.noname -> build_erl_var(Line, Name, S);
                   true -> { {var, Line, Name}, S }
                 end,
  
positive.code: var_merger(Var, Var, K2) -> K2;
  var_merger(Var, K1, Var) -> K1;
  var_merger(_Var, K1, K2) ->
    case atom_to_list(K1) > atom_to_list(K2) of
      true  -> K1;
      false -> K2
    end.
  
negative.code: 
  build_ex_var(Line, Prefix, Key, S) ->
    { Counter, NS } = build_var_counter(Key, S),
    Var = { ?ELIXIR_ATOM_CONCAT([Prefix, Key, "@", Counter]), Line, quoted },
    { Var, NS }.
  
  % Handle Macro.Env conversion
  