docstring const & WordList::word(size_t idx) const
{
Impl::Words::const_iterator it = d->words_.find_summed_weight(idx);
- LASSERT(it != d->words_.end(), /**/);
+ LASSERT(it != d->words_.end(), { static docstring dummy; return dummy; });
// We use the key() method here, and not something like it->first
// because the btree only returns (iterator-) temporary value pairs.