PVS-Studio warning V501 for QT

Q3TextCustomItem* Q3TextDocument::parseTable(....)
{
  ...
  while (end < length
    && !hasPrefix(doc, length, end, QLatin1String("</td"))
    && !hasPrefix(doc, length, end, QLatin1String("<td"))
    && !hasPrefix(doc, length, end, QLatin1String("</th"))
    && !hasPrefix(doc, length, end, QLatin1String("<th"))
    && !hasPrefix(doc, length, end, QLatin1String("<td"))
    && !hasPrefix(doc, length, end, QLatin1String("</tr"))
    && !hasPrefix(doc, length, end, QLatin1String("<tr"))
    && !hasPrefix(doc, length, end, QLatin1String("</table"))
  ) {
  ....
}

The "td" prefix is being searched for twice.

This suspicious code was found in QT project by PVS-Studio static code analyzer.
Warning message is:
V501 There are identical sub-expressions to the left and to the right of the '&&' operator. Qt3Support q3richtext.cpp 6978

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