diff --git a/include/boost/container/detail/copy_move_algo.hpp b/include/boost/container/detail/copy_move_algo.hpp
index 38d3b79..b71560d 100644
--- a/include/boost/container/detail/copy_move_algo.hpp
+++ b/include/boost/container/detail/copy_move_algo.hpp
@@ -177,8 +177,7 @@ inline F memmove(I f, I l, F r) BOOST_NOEXCEPT_OR_NOTHROW
    value_type *const dest_raw = boost::movelib::iterator_to_raw_pointer(r);
    const value_type *const beg_raw = boost::movelib::iterator_to_raw_pointer(f);
    const value_type *const end_raw = boost::movelib::iterator_to_raw_pointer(l);
-   if(BOOST_LIKELY(beg_raw != end_raw)){
-      BOOST_ASSERT(beg_raw != 0);
+   if(BOOST_LIKELY(beg_raw != end_raw && dest_raw && beg_raw)){
       const typename boost::container::iterator_traits<I>::difference_type n = end_raw - beg_raw;
       std::memmove(dest_raw, beg_raw, sizeof(value_type)*n);
       boost::container::iterator_advance(r, n);