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-rw-r--r--src/index.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/index.cpp b/src/index.cpp
index e46a578..532f627 100644
--- a/src/index.cpp
+++ b/src/index.cpp
@@ -451,7 +451,7 @@ void addMembersToIndex(T *def,LayoutDocManager::LayoutPart part,
//----------------------------------------------------------------------------
/*! Generates HTML Help tree of classes */
-static void writeClassTree(OutputList &ol,BaseClassList bcl,bool hideSuper,int level,FTVHelp* ftv,bool addToIndex)
+static void writeClassTree(OutputList &ol,const BaseClassList &bcl,bool hideSuper,int level,FTVHelp* ftv,bool addToIndex)
{
if (bcl.empty()) return;
bool started=FALSE;