anchor.diff:      R = compile_beam(File),
       compile_beams(Files,[R|Result]);
   compile_beams([],Result) ->
  -    reverse(Result).
  +    lists:reverse(Result).
   
   
   %% analyse(Module) ->
  
positive.code: 
  %%%--Div-----------------------------------------------------------------
  
  reverse(List) ->
      reverse(List,[]).
  reverse([H|T],Acc) ->
      reverse(T,[H|Acc]);
  reverse([],Acc) ->
      Acc.
  
  
  escape_lt_and_gt(Rawline,HTML) when HTML =/= true ->
      Rawline;
  escape_lt_and_gt(Rawline,_HTML) ->
  
negative.code:     {MungedExpr, Vars2} = munge_expr(Expr, Vars),
      munge_exprs(Exprs, Vars2, [MungedExpr|MungedExprs]);
  munge_exprs([], Vars, MungedExprs) ->
      {lists:reverse(MungedExprs), Vars}.
  
  %% Every qualifier is decorated with a counter.
  munge_qualifiers(Qualifiers, Vars) ->
  