diff --git a/src/cc65/casenode.h b/src/cc65/casenode.h
index 19861ce96..785c00552 100644
--- a/src/cc65/casenode.h
+++ b/src/cc65/casenode.h
@@ -70,16 +70,6 @@ CaseNode* NewCaseNode (unsigned char Value);
 void FreeCaseNode (CaseNode* N);
 /* Delete a case node plus all sub nodes */
 
-#if defined(HAVE_INLINE)
-INLINE unsigned CN_GetSubNodeCount (const CaseNode* N)
-/* Return the number of subnodes in N */
-{
-    return N->Nodes? CollCount (N->Nodes) : 0;
-}
-#else
-#  define CN_GetSubNodeCount(N) ((N)->Nodes? CollCount (&(N)->Nodes) : 0)
-#endif
-
 #if defined(HAVE_INLINE)
 INLINE CaseNode* CN_GetSubNode (CaseNode* N, unsigned Index)
 /* Get a sub node of the given node */