Index: doc/papers/general/evaluation/cpp-stack.hpp
===================================================================
--- doc/papers/general/evaluation/cpp-stack.hpp	(revision 8b001bdeaad8e72539cfc039fce69a37b18ee432)
+++ doc/papers/general/evaluation/cpp-stack.hpp	(revision 3d8f2f86026604a24b204319c91718b436a6f37f)
@@ -11,5 +11,5 @@
 
 	stack() : head( nullptr ) {}
-	stack( const stack<T> & o) { copy( o ); }
+	stack( const stack<T> & o ) { copy( o ); }
 	stack( stack<T> && o ) : head( o.head ) { o.head = nullptr; }
 
@@ -41,11 +41,4 @@
 	}
 
-	stack & operator= ( stack<T> && o ) {
-		if ( this == &o ) return *this;
-		head = o.head;
-		o.head = nullptr;
-		return *this;
-	}
-
 	bool empty() const { return head == nullptr; }
 
Index: doc/papers/general/evaluation/cpp-vstack.hpp
===================================================================
--- doc/papers/general/evaluation/cpp-vstack.hpp	(revision 8b001bdeaad8e72539cfc039fce69a37b18ee432)
+++ doc/papers/general/evaluation/cpp-vstack.hpp	(revision 3d8f2f86026604a24b204319c91718b436a6f37f)
@@ -17,7 +17,6 @@
 	stack( stack && o );
 	~stack();
-	stack& operator=( const stack& o );
-	stack& operator=( stack && o );
-
+	stack & operator=( const stack& o );
+	stack & operator=( stack && o );
 	bool empty() const;
 	void push( const object & value );
Index: doc/papers/general/evaluation/timing.dat
===================================================================
--- doc/papers/general/evaluation/timing.dat	(revision 8b001bdeaad8e72539cfc039fce69a37b18ee432)
+++ doc/papers/general/evaluation/timing.dat	(revision 3d8f2f86026604a24b204319c91718b436a6f37f)
@@ -1,9 +1,9 @@
 "400 million repetitions"	"C"	"\\CFA{}"	"\\CC{}"	"\\CC{obj}"
-"push\nint"	3002	2459	1520	3305
-"copy\nint"	2985	2057	1521	3152
-"clear\nint"	1374	827	718	1469
-"pop\nint"	1416	1221	717	5467
-"push\npair"	4214	2752	946	6826
-"copy\npair"	6127	2105	993	7330
-"clear\npair"	2881	885	711	3564
-"pop\npair"	3046	5434	783	26538
+"push\nint"	3002	2459	1542	3269
+"copy\nint"	2985	2057	1539	3083
+"clear\nint"	1374	827	756	1469
+"pop\nint"	1416	1221	760	5098
+"push\npair"	4214	2752	950	6873
+"copy\npair"	6127	2105	987	7293
+"clear\npair"	2881	885	751	3460
+"pop\npair"	3046	5434	822	24962
Index: doc/papers/general/evaluation/timing.gp
===================================================================
--- doc/papers/general/evaluation/timing.gp	(revision 8b001bdeaad8e72539cfc039fce69a37b18ee432)
+++ doc/papers/general/evaluation/timing.gp	(revision 3d8f2f86026604a24b204319c91718b436a6f37f)
@@ -24,5 +24,5 @@
 set yrange [0:10]
 
-set label "26.5" at 7.125,10.5
+set label "25.0" at 7.125,10.5
 
 # set datafile separator ","