# Node ID 49338f652153307b3699830cbaca0fa0eb2799e3
# Parent  f07dbaea0ba36b174659cb8fe467193fb739f447
diff --git a/src/base/bitunion.hh b/src/base/bitunion.hh
--- a/src/base/bitunion.hh
+++ b/src/base/bitunion.hh
@@ -100,6 +100,12 @@
                 this->setBits(first, last, _data);
                 return _data;
             }
+
+            uint64_t
+            operator=(Bitfield<first, last> const & other)
+            {
+                return *this = (uint64_t)other;
+            }
         };
 
         //A class which specializes the above so that it can only be read
@@ -113,6 +119,9 @@
           private:
             uint64_t
             operator=(const uint64_t _data);
+
+            uint64_t
+            operator=(const Bitfield<first, last>& other);
         };
 
         //Similar to the above, but only allows writing.
@@ -150,6 +159,12 @@
                 this->setBits(first, last, _data);
                 return _data;
             }
+
+            int64_t
+            operator=(SignedBitfield<first, last> const & other)
+            {
+                return *this = (int64_t)other;
+            }
         };
 
         //A class which specializes the above so that it can only be read
@@ -163,6 +178,9 @@
           private:
             int64_t
             operator=(const int64_t _data);
+
+            int64_t
+            operator=(const SignedBitfield<first, last>& other);
         };
 
         //Similar to the above, but only allows writing.
@@ -173,11 +191,7 @@
             operator const int64_t () const;
 
           public:
-            int64_t operator=(const int64_t _data)
-            {
-                *((SignedBitfield<first, last> *)this) = _data;
-                return _data;
-            }
+            using SignedBitfield<first, last>::operator=;
         };
     };
 
@@ -215,6 +229,13 @@
             return _data;
         }
 
+        Type
+        operator=(BitUnionOperators const & other)
+        {
+            Base::__data = other;
+            return Base::__data;
+        }
+
         bool
         operator<(Base const & base) const
         {