diff --git a/eo/contrib/MGE/ChangeLog b/eo/contrib/MGE/ChangeLog
new file mode 100644
index 00000000..9e42e0b0
--- /dev/null
+++ b/eo/contrib/MGE/ChangeLog
@@ -0,0 +1,11 @@
+2006-12-02  Jochen Küpper  <jochen@fhi-berlin.mpg.de>
+
+	* contrib/MGE/VirusOp.h (VirusShiftMutation::operator()): Fix test for
+	i>1. This makes t-MGE1bit pass on x86_64 using GCC.
+
+
+	* Local Variables:
+	* coding: iso-8859-1
+	* mode: flyspell
+	* fill-column: 80
+	* End:
diff --git a/eo/contrib/MGE/VirusOp.h b/eo/contrib/MGE/VirusOp.h
index d6d44caa..54d7b4aa 100644
--- a/eo/contrib/MGE/VirusOp.h
+++ b/eo/contrib/MGE/VirusOp.h
@@ -110,7 +110,7 @@ public:
                         _chrom.virusBitSet(i, false);
                     }
                 } else {
-                    if ( i - 1 > 0 ) {
+                    if ( i > 1 ) {
                         _chrom.virusBitSet(i-1,true);
                         _chrom.virusBitSet(i, false);
                     }
diff --git a/eo/src/eoVector.h b/eo/src/eoVector.h
index 40facddf..c9adcac0 100644
--- a/eo/src/eoVector.h
+++ b/eo/src/eoVector.h
@@ -22,7 +22,7 @@
              Marc.Schoenauer@polytechnique.fr
 	     mak@dhi.dk
 
-    CVS Info: $Date: 2005-10-06 17:22:40 $ $Header: /home/nojhan/dev/eodev/eodev_cvs/eo/src/eoVector.h,v 1.17 2005-10-06 17:22:40 kuepper Exp $ $Author: kuepper $
+    CVS Info: $Date: 2006-12-02 11:36:29 $ $Header: /home/nojhan/dev/eodev/eodev_cvs/eo/src/eoVector.h,v 1.18 2006-12-02 11:36:29 kuepper Exp $ $Author: kuepper $
 
  */
 //-----------------------------------------------------------------------------
@@ -129,6 +129,7 @@ bool operator<(const eoVector<FitT, GeneType>& _eo1, const eoVector<FitT, GeneTy
 {
     return _eo1.operator<(_eo2);
 }
+
 template <class FitT, class GeneType>
 bool operator>(const eoVector<FitT, GeneType>& _eo1, const eoVector<FitT, GeneType>& _eo2)
 {