* adapt to the changed signature

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@23229 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/mathed/InsetMathNest.cpp b/src/mathed/InsetMathNest.cpp
index 4cf95e192866c2d41c732d2c63d011bb6e93c5f0..432f4e7eaf9daebebef95d8738aa8788d59f4da3 100644 (file)
--- a/src/mathed/InsetMathNest.cpp
+++ b/src/mathed/InsetMathNest.cpp
@@ -1805,7 +1805,7 @@ size_type MathCompletionList::size() const
 }
 
 
-docstring MathCompletionList::data(size_t idx) const
+docstring const & MathCompletionList::data(size_t idx) const
 {
        size_t lsize = locals.size();
        if (idx >= lsize)