int String::rfind(CStrRef s, int pos /* = 0 */, bool caseSensitive /* = true */) const { if (empty()) return -1; if (s.size() == 1) { return rfind(*s.dataIgnoreTaint(), pos, caseSensitive); } // Ignore taint in comparison functions. return string_rfind(m_px->dataIgnoreTaint(), m_px->size(), s.dataIgnoreTaint(), s.size(), pos, caseSensitive); }