From f21fa3e17f541e2d119bdae4119273ba68e7ffee Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sat, 21 Jan 2017 21:49:13 +0100
Subject: [PATCH] fix compiler warning

---
 src/App/DocumentObject.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/App/DocumentObject.cpp b/src/App/DocumentObject.cpp
index 8584b00fa2..0c304f36e3 100644
--- a/src/App/DocumentObject.cpp
+++ b/src/App/DocumentObject.cpp
@@ -303,7 +303,9 @@ bool DocumentObject::testIfLinkDAGCompatible(PropertyLinkSub &linkTo) const
     return this->testIfLinkDAGCompatible(linkTo_in_vector);
 }
 
-bool DocumentObject::_isInInListRecursive(const DocumentObject *act, const DocumentObject* test, const DocumentObject* checkObj, int depth) const
+bool DocumentObject::_isInInListRecursive(const DocumentObject* /*act*/,
+                                          const DocumentObject* test,
+                                          const DocumentObject* checkObj, int depth) const
 {
 #ifndef  USE_OLD_DAG
     if (std::find(_inList.begin(), _inList.end(), test) != _inList.end())