[#2266] updated doxygen

diff --git a/src/lib/cc/tests/data_unittests.cc b/src/lib/cc/tests/data_unittests.cc
index e247603bf71413b7985a4fdb42dd571dc5189681..7a6489694797f589099fbe9fbc684ec6a032de5c 100644 (file)
--- a/src/lib/cc/tests/data_unittests.cc
+++ b/src/lib/cc/tests/data_unittests.cc
@@ -1527,6 +1527,9 @@ TEST(Element, removeEmptyContainersRecursively) {
 
 /// @brief Function which creates an imaginary configuration hierarchy used to
 /// test mergeDiffAdd, mergeDiffDel and extend.
+///
+/// @param any Flag which indicates if traversing the hierarchy should use exact
+/// element match or not.
 isc::data::HierarchyDescriptor createHierarchy(bool any = false) {
     auto const& element_empty = [](ElementPtr& element) {
         for (auto const& kv : element->mapValue()) {