Index: boost/mpl/print.hpp
===================================================================
--- boost/mpl/print.hpp	(revision 77882)
+++ boost/mpl/print.hpp	(working copy)
@@ -48,7 +48,7 @@
 #endif 
 {
 #if defined(BOOST_MSVC)
-    enum { n = sizeof(T) + -1 };
+    enum { n = sizeof(T) + 1 };
 #elif defined(__MWERKS__)
     void f(int);
 #else