message: explicit casts for -Wconversions warnings in gcc
diff: @@ -9756,7 +9756,7 @@ PUGI__NS_BEGIN
  {
  xpath_context c(*it, i, size);
  - if (expr->eval_number(c, stack) == i)
  + if (expr->eval_number(c, stack) == static_cast<double>(i))
  {
  *last++ = *it;
  @@ -9780,11 +9780,11 @@ PUGI__NS_BEGIN
  double er = expr->eval_number(c, stack);
  - if (er >= 1.0 && er <= size)
  + if (er >= 1.0 && er <= static_cast<double>(size))
  {
  size_t eri = static_cast<size_t>(er);
  - if (er == eri)
  + if (er == static_cast<double>(eri))
  {
  xpath_node r = last[eri - 1];
  @@ -10742,7 +10742,7 @@ PUGI__NS_BEGIN
  double first = round_nearest(_right->eval_number(c, stack));
  if (is_nan(first)) return xpath_string(); // NaN
  - else if (first >= s_length + 1) return xpath_string();
  + else if (first >= static_cast<double>(s_length + 1)) return xpath_string();
  size_t pos = first < 1 ? 1 : static_cast<size_t>(first);
  assert(1 <= pos && pos <= s_length + 1);
  @@ -10766,12 +10766,12 @@ PUGI__NS_BEGIN
  double last = first + round_nearest(_right->_next->eval_number(c, stack));
  if (is_nan(first) || is_nan(last)) return xpath_string();
  - else if (first >= s_length + 1) return xpath_string();
  + else if (first >= static_cast<double>(s_length + 1)) return xpath_string();
  else if (first >= last) return xpath_string();
  else if (last < 1) return xpath_string();
  size_t pos = first < 1 ? 1 : static_cast<size_t>(first);
  - size_t end = last >= s_length + 1 ? s_length + 1 : static_cast<size_t>(last);
  + size_t end = last >= static_cast<double>(s_length + 1) ? s_length + 1 : static_cast<size_t>(last);
  assert(1 <= pos && pos <= end && end <= s_length + 1);
  const char_t* rbegin = s.c_str() + (pos - 1);
  