new(p) T(t);
}
-#if !defined(BOOST_NO_VARIADIC_TEMPLATES)
+#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template<typename... Args> void construct(T* p, BOOST_FWD_REF(Args)... args) {
detail::tracker.track_construct((void*) p, sizeof(T), tag_);
new(p) T(boost::forward<Args>(args)...);