From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Fri, 3 Dec 2021 02:12:03 +0000 (-0800)
Subject: NullFunction: squash -Wunused-parameter warning
X-Git-Tag: 3.0.0~148^2~13
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8fceb47740a22e51b727ae5d0b288f696456625b;p=graphviz

NullFunction: squash -Wunused-parameter warning

This parameter cannot be removed because this function is used as a callback in
instances that expect its current calling convention.
---

diff --git a/lib/rbtree/misc.c b/lib/rbtree/misc.c
index df711b1ec..e7367c1f6 100644
--- a/lib/rbtree/misc.c
+++ b/lib/rbtree/misc.c
@@ -8,4 +8,4 @@
 /*  as a function to RBTreeCreate when no other suitable function has */
 /*  been defined */
 
-void NullFunction(void * junk) { ; }
+void NullFunction(void *junk) { (void)junk; }