anchor.diff:  const
     AppVariantNil: TAppVariant = (
       Typ: avrNil;
  +    Str: '';
       Int: 0
       );
   
  
positive.code:   end;
  end;
  
  end.
  
negative.code: function AppVariant(const Value: string): TAppVariant;
  begin
    FillChar(Result, SizeOf(Result), 0);
    Result.Typ:= avrStr;
    Result.Str:= Value;
  end;
  