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Diffstat (limited to 'gr-howto-write-a-block-cmake/include/howto_square_ff.h')
-rw-r--r--gr-howto-write-a-block-cmake/include/howto_square_ff.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/gr-howto-write-a-block-cmake/include/howto_square_ff.h b/gr-howto-write-a-block-cmake/include/howto_square_ff.h
index f07a1d4f6..729f1cf44 100644
--- a/gr-howto-write-a-block-cmake/include/howto_square_ff.h
+++ b/gr-howto-write-a-block-cmake/include/howto_square_ff.h
@@ -63,6 +63,9 @@ private:
friend HOWTO_API howto_square_ff_sptr howto_make_square_ff ();
+ /*!
+ * \brief square a stream of floats.
+ */
howto_square_ff (); // private constructor
public: