anchor.diff:      Bump = bump_call(Vars, Line),
       [fix_expr(MungedExpr, Line, Bump)|MungedExprs].
   
  -fix_expr({'if',L,Clauses}, Line, Bump) -> 
  +fix_expr({'if',A,Clauses}, Line, Bump) ->
       FixedClauses = fix_clauses(Clauses, Line, Bump),
  -    {'if',L,FixedClauses};
  -fix_expr({'case',L,Expr,Clauses}, Line, Bump) ->
  +    {'if',A,FixedClauses};
  +fix_expr({'case',A,Expr,Clauses}, Line, Bump) ->
       FixedExpr = fix_expr(Expr, Line, Bump),
       FixedClauses = fix_clauses(Clauses, Line, Bump),
  -    {'case',L,FixedExpr,FixedClauses};
  -fix_expr({'receive',L,Clauses}, Line, Bump) -> 
  +    {'case',A,FixedExpr,FixedClauses};
  +fix_expr({'receive',A,Clauses}, Line, Bump) ->
       FixedClauses = fix_clauses(Clauses, Line, Bump),
  -    {'receive',L,FixedClauses};
  -fix_expr({'receive',L,Clauses,Expr,Body}, Line, Bump) ->
  +    {'receive',A,FixedClauses};
  +fix_expr({'receive',A,Clauses,Expr,Body}, Line, Bump) ->
       FixedClauses = fix_clauses(Clauses, Line, Bump),
       FixedExpr = fix_expr(Expr, Line, Bump),
       FixedBody = fix_expr(Body, Line, Bump),
  -    {'receive',L,FixedClauses,FixedExpr,FixedBody};
  -fix_expr({'try',L,Exprs,Clauses,CatchClauses,After}, Line, Bump) ->
  +    {'receive',A,FixedClauses,FixedExpr,FixedBody};
  +fix_expr({'try',A,Exprs,Clauses,CatchClauses,After}, Line, Bump) ->
       FixedExprs = fix_expr(Exprs, Line, Bump),
       FixedClauses = fix_clauses(Clauses, Line, Bump),
       FixedCatchClauses = fix_clauses(CatchClauses, Line, Bump),
       FixedAfter = fix_expr(After, Line, Bump),
  -    {'try',L,FixedExprs,FixedClauses,FixedCatchClauses,FixedAfter};
  +    {'try',A,FixedExprs,FixedClauses,FixedCatchClauses,FixedAfter};
   fix_expr([E | Es], Line, Bump) ->
       [fix_expr(E, Line, Bump) | fix_expr(Es, Line, Bump)];
   fix_expr(T, Line, Bump) when is_tuple(T) ->
  
positive.code:                       no_bump_lines=[],
  		      depth=1},
      {MungedClauses, Vars3} = munge_clauses(Clauses, Vars2),
      {{function,Line,Function,Arity,MungedClauses},Vars3,on};
  munge(Form={attribute,_,file,{MainFile,_}},Vars,MainFile,_Switch) ->
      {Form,Vars,on};                     % Switch on tranformation!
  munge(Form={attribute,_,file,{_InclFile,_}},Vars,_MainFile,_Switch) ->
  
negative.code: %% chunk in the BEAM file, as described in absform(3).
  %% The switch is turned off when we encounter other files than the main file.
  %% This way we will be able to exclude functions defined in include files.
  munge({function,Anno,Function,Arity,Clauses},Vars,_MainFile,on) ->
      Vars2 = Vars#vars{function=Function,
  		      arity=Arity,
  		      clause=1,
  