anchor.diff:              {S2, _} = find_gt(B, S1),
               {{end_tag, Tag}, S2};
           <<_:O/binary, "<", C, _/binary>> when ?IS_WHITESPACE(C) ->
  -            %% This isn't really strict HTML but we want this for markdown
  +            %% This isn't really strict HTML
               tokenize_data(B, ?INC_COL(S));
           <<_:O/binary, "<", _/binary>> ->
               {Tag, S1} = tokenize_literal(B, ?INC_COL(S)),
  
positive.code: 
  tokenize_charref(Bin, S=#decoder{offset=O}) ->
      tokenize_charref(Bin, S, O).
      
  tokenize_charref(Bin, S=#decoder{offset=O}, Start) ->
      case Bin of
          <<_:O/binary>> ->
  
negative.code:     attrs_to_html(Rest,
                    [[<<" ">>, escape(K), <<"=\"">>,
                      escape_attr(V), <<"\"">>] | Acc]).
  
  test_escape() ->
      <<"&amp;quot;\"word &lt;&lt;up!&amp;quot;">> =
          escape(<<"&quot;\"word <<up!&quot;">>),
  