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-rw-r--r--src/lib/math/fp.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/lib/math/fp.c b/src/lib/math/fp.c
index d1c4428251..d5989db637 100644
--- a/src/lib/math/fp.c
+++ b/src/lib/math/fp.c
@@ -3,6 +3,12 @@
* Copyright (c) 2007-2018, The Tor Project, Inc. */
/* See LICENSE for licensing information */
+/**
+ * \file fp.c
+ *
+ * \brief Basic floating-point compatibility and convenience code.
+ **/
+
#include "orconfig.h"
#include "lib/math/fp.h"