Comment.

[lyx.git] / src / WordList.cpp

diff --git a/src/WordList.cpp b/src/WordList.cpp
index 30ba5b63afc379c5af77090e95f370f6279e4386..558ddf8a1872ff4b11d408fc1a33715453f59afd 100644 (file)
--- a/src/WordList.cpp
+++ b/src/WordList.cpp
@@ -63,7 +63,12 @@ docstring const & WordList::word(size_t idx) const
 {
        Impl::Words::const_iterator it = d->words_.find_summed_weight(idx);
        BOOST_ASSERT(it != d->words_.end());
-       return it->first;
+       
+       // We use the key() method here, and not something like it->first
+       // because the btree only returns (iterator-) temporary value pairs.
+       // If we returned the first component of those here, we get an
+       // invalid reference and therefore strange crashes.
+       return it.key();
 }