Index: format/feed_args.hpp
===================================================================
--- format/feed_args.hpp	(revision 64998)
+++ format/feed_args.hpp	(working copy)
@@ -227,7 +227,7 @@
                                         BOOST_ASSERT(d>0);
                     res.append(static_cast<size_type>( d ), oss2.fill());
                     res.append(tmp_beg+i, tmp_size-i);
-                    BOOST_ASSERT(i+(tmp_size-i)+(std::max)(d,(std::streamsize)0) 
+                    BOOST_ASSERT(i+(tmp_size-i)+(std::max)(d,static_cast<std::streamsize>(0))
                                  == static_cast<size_type>(w));
                     BOOST_ASSERT(res.size() == static_cast<size_type>(w));
                 }