From b92a96b15e20706426462b7411663426c8485367 Mon Sep 17 00:00:00 2001
From: hneemann <helmut.neemann@arcor.de>
Date: Sat, 20 Aug 2016 20:33:10 +0200
Subject: [PATCH] refactored the xor-xnor dependency

---
 src/main/java/de/neemann/digital/core/basic/XNOr.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/de/neemann/digital/core/basic/XNOr.java b/src/main/java/de/neemann/digital/core/basic/XNOr.java
index e28837824..e275f4f53 100644
--- a/src/main/java/de/neemann/digital/core/basic/XNOr.java
+++ b/src/main/java/de/neemann/digital/core/basic/XNOr.java
@@ -8,6 +8,7 @@ import static de.neemann.digital.core.element.PinInfo.input;
 
 /**
  * The XNOr
+ *
  * @author hneemann
  */
 public class XNOr extends XOr {
@@ -31,6 +32,6 @@ public class XNOr extends XOr {
 
     @Override
     protected long calc(long a, long b) {
-        return ~super.calc(a, b);
+        return ~(a ^ b);
     }
 }