architectural changes to tex2lyx

[lyx.git] / src / mathed / math_symbolinset.h

diff --git a/src/mathed/math_symbolinset.h b/src/mathed/math_symbolinset.h
index 482efee721022c904fd5e6452b3a613b0a0c86b3..0427e4e7d3d39ab9a73f8ca5cc9786c0bc7587e4 100644 (file)
--- a/src/mathed/math_symbolinset.h
+++ b/src/mathed/math_symbolinset.h
@@ -19,7 +19,7 @@ public:
        ///
        explicit MathSymbolInset(string const & name);
        ///
-       InsetBase * clone() const;
+       virtual std::auto_ptr<InsetBase> clone() const;
        ///
        void metrics(MetricsInfo & mi, Dimension & dim) const;
        ///