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

diff --git a/src/mathed/math_diffinset.h b/src/mathed/math_diffinset.h
index 84a867aec613411ba58455c10f7c9464a89b319e..4eaeaf44f90b393301fc8bd3e9d4e6090927063b 100644 (file)
--- a/src/mathed/math_diffinset.h
+++ b/src/mathed/math_diffinset.h
@@ -1,4 +1,14 @@
 // -*- C++ -*-
+/**
+ * \file math_diffinset.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
 #ifndef MATH_DIFFINSET_H
 #define MATH_DIFFINSET_H
 
@@ -13,7 +23,7 @@ public:
        ///
        explicit MathDiffInset();
        ///
-       InsetBase * clone() const;
+       virtual std::auto_ptr<InsetBase> clone() const;
        ///
        void addDer(MathArray const & der);
        ///