Import backup from 2004-06-12

kernel/lang/LinkedList.h

@@ -51,15 +51,13 @@ public:
 		{
 			return theNode->data;
 		}
-		Element & operator++()	//prefix
+		void operator++()	//prefix
 		{
 			theNode = theNode->next;
-			return theNode->data;
 		}
-		Element & operator++(int dum)	//postfix
+		void operator++(int dum)	//postfix
 		{
 			theNode = theNode->next;
-			return theNode->prev->data;
 		}
 		bool operator==(const iterator & second) const
 		{ return theNode == second.theNode; }
@@ -84,15 +82,13 @@ public:
 		{
 			return theNode->data;
 		}
-		Element & operator++()	//prefix
+		void operator++()	//prefix
 		{
 			theNode = theNode->prev;
-			return theNode->data;
 		}
-		Element & operator++(int dum)	//postfix
+		void operator++(int dum)	//postfix
 		{
 			theNode = theNode->prev;
-			return theNode->next->data;
 		}
 		bool operator==(const reverse_iterator & second) const
 		{ return theNode == second.theNode; }