anchor.diff:                                       ]),
                     qlc:e(Q).">>,
              [],
  -           {warnings,[{3,qlc,too_complex_join}]}},
  +           {warnings,[{{3,26},qlc,too_complex_join}]}},
   
             {two,
              <<"two() ->
  
positive.code:         ">>,
          [],
          %% {warnings,[{{2,27},qlc,nomatch_pattern}]}},
          {warnings,[{2,v3_core,nomatch}]}},
  
         {nomatch2,
          <<"nomatch() ->
  
negative.code:                       Z =:= W],{join,merge}),
                    qlc:e(Q).">>,
             [],
             {warnings,[{{2,26},qlc,too_many_joins}]}},
  
            {two_again,
             <<"two() ->
                    Q = qlc:q([{X,Y,Z,W} ||
                        {X} <- [],
                        {Y} <- [],
                        {Z} <- [],
                        {W} <- [],
                        X =:= Y,
                        Z =:= W],{join,merge}),
                    qlc:e(Q).">>,
             [{columns, false}],
             {warnings,[{2,qlc,too_many_joins}]}}
         ],
  
  