Index: src/Common/utility.h
===================================================================
--- src/Common/utility.h	(revision 234b1cb4afd88ccf2b1f3e001a2eae5dc12ca39b)
+++ src/Common/utility.h	(revision f2f22e34cda38ea572dae4fcf8ee19c16aa4160d)
@@ -34,4 +34,11 @@
 class Expression;
 
+/// bring std::move into global scope
+using std::move;
+
+/// partner to move that copies any copyable type
+template<typename T>
+T copy( const T & x ) { return x; }
+
 template< typename T >
 static inline T * maybeClone( const T *orig ) {