diff --git a/include/boost/container/detail/container_or_allocator_rebind.hpp b/include/boost/container/detail/container_or_allocator_rebind.hpp
new file mode 100644
index 0000000..c60d1c0
--- /dev/null
+++ b/include/boost/container/detail/container_or_allocator_rebind.hpp
@@ -0,0 +1,49 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2017-2017. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/container for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+#ifndef BOOST_CONTAINER_DETAIL_CONTAINER_OR_ALLOCATOR_REBIND_HPP
+#define BOOST_CONTAINER_DETAIL_CONTAINER_OR_ALLOCATOR_REBIND_HPP
+
+#ifndef BOOST_CONFIG_HPP
+#  include <boost/config.hpp>
+#endif
+
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#  pragma once
+#endif
+
+#include <boost/container/allocator_traits.hpp>
+#include <boost/container/detail/container_rebind.hpp>
+#include <boost/container/detail/is_container.hpp>
+
+namespace boost {
+namespace container {
+namespace container_detail {
+
+template<class AllocatorOrContainer, class ToType, bool = is_container<AllocatorOrContainer>::value>
+struct container_or_allocator_rebind_impl
+   : container_rebind<AllocatorOrContainer, ToType>
+{};
+
+template<class AllocatorOrContainer, class ToType>
+struct container_or_allocator_rebind_impl<AllocatorOrContainer, ToType, false>
+   : allocator_traits<AllocatorOrContainer>::template portable_rebind_alloc<ToType>
+
+{};
+
+template<class AllocatorOrContainer, class ToType>
+struct container_or_allocator_rebind
+   : container_or_allocator_rebind_impl<AllocatorOrContainer, ToType>
+{};
+
+}  //namespace container_detail {
+}  //namespace container {
+}  //namespace boost {
+
+#endif   //#ifndef BOOST_CONTAINER_DETAIL_CONTAINER_OR_ALLOCATOR_REBIND_HPP
diff --git a/include/boost/container/detail/container_rebind.hpp b/include/boost/container/detail/container_rebind.hpp
new file mode 100644
index 0000000..79ad9d7
--- /dev/null
+++ b/include/boost/container/detail/container_rebind.hpp
@@ -0,0 +1,258 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2017-2017. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/container for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+#ifndef BOOST_CONTAINER_DETAIL_CONTAINER_REBIND_HPP
+#define BOOST_CONTAINER_DETAIL_CONTAINER_REBIND_HPP
+
+#ifndef BOOST_CONFIG_HPP
+#  include <boost/config.hpp>
+#endif
+
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#  pragma once
+#endif
+
+#include <boost/container/allocator_traits.hpp>
+
+
+namespace boost {
+namespace container {
+namespace container_detail {
+
+   template <class Cont, class U>
+   struct container_rebind;
+
+#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
+
+   template <template <class, class, class...> class Cont, typename V, typename A, class... An, class U>
+   struct container_rebind<Cont<V, A, An...>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, An...> type;
+   };
+
+   //Needed for non-conforming compilers like GCC 4.3
+   template <template <class, class> class Cont, typename V, typename A, class U>
+   struct container_rebind<Cont<V, A>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type> type;
+   };
+
+   template <template <class> class Cont, typename V, class U>
+   struct container_rebind<Cont<V>, U>
+   {
+      typedef Cont<U> type;
+   };
+
+   //for small_vector,static_vector
+
+   template <template <class, std::size_t, class, class...> class Cont, typename V, std::size_t N, typename A, class... An, class U>
+   struct container_rebind<Cont<V, N, A, An...>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, An...> type;
+   };
+
+   //Needed for non-conforming compilers like GCC 4.3
+   template <template <class, std::size_t, class> class Cont, typename V, std::size_t N, typename A, class U>
+   struct container_rebind<Cont<V, N, A>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type> type;
+   };
+
+   template <template <class, std::size_t> class Cont, typename V, std::size_t N, class U>
+   struct container_rebind<Cont<V, N>, U>
+   {
+      typedef Cont<U, N> type;
+   };
+
+#else //C++03 compilers
+
+   template <template <class> class Cont  //0arg
+      , typename V
+      , class U>
+      struct container_rebind<Cont<V>, U>
+   {
+      typedef Cont<U> type;
+   };
+
+   template <template <class, class> class Cont  //0arg
+      , typename V, typename A
+      , class U>
+      struct container_rebind<Cont<V, A>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type> type;
+   };
+
+   template <template <class, class, class> class Cont  //1arg
+      , typename V, typename A, class P0
+      , class U>
+      struct container_rebind<Cont<V, A, P0>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0> type;
+   };
+
+   template <template <class, class, class, class> class Cont  //2arg
+      , typename V, typename A, class P0, class P1
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1> type;
+   };
+
+   template <template <class, class, class, class, class> class Cont  //3arg
+      , typename V, typename A, class P0, class P1, class P2
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2> type;
+   };
+
+   template <template <class, class, class, class, class, class> class Cont  //4arg
+      , typename V, typename A, class P0, class P1, class P2, class P3
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2, P3>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3> type;
+   };
+
+   template <template <class, class, class, class, class, class, class> class Cont  //5arg
+      , typename V, typename A, class P0, class P1, class P2, class P3, class P4
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2, P3, P4>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4> type;
+   };
+
+   template <template <class, class, class, class, class, class, class, class> class Cont  //6arg
+      , typename V, typename A, class P0, class P1, class P2, class P3, class P4, class P5
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2, P3, P4, P5>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5> type;
+   };
+
+   template <template <class, class, class, class, class, class, class, class, class> class Cont  //7arg
+      , typename V, typename A, class P0, class P1, class P2, class P3, class P4, class P5, class P6
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2, P3, P4, P5, P6>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5, P6> type;
+   };
+
+   template <template <class, class, class, class, class, class, class, class, class, class> class Cont  //8arg
+      , typename V, typename A, class P0, class P1, class P2, class P3, class P4, class P5, class P6, class P7
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2, P3, P4, P5, P6, P7>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5, P6, P7> type;
+   };
+
+   template <template <class, class, class, class, class, class, class, class, class, class, class> class Cont  //9arg
+      , typename V, typename A, class P0, class P1, class P2, class P3, class P4, class P5, class P6, class P7, class P8
+      , class U>
+      struct container_rebind<Cont<V, A, P0, P1, P2, P3, P4, P5, P6, P7, P8>, U>
+   {
+      typedef Cont<U, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5, P6, P7, P8> type;
+   };
+
+   //For small_vector/static_vector
+   template <template <class, std::size_t> class Cont  //0arg
+      , typename V, std::size_t N
+      , class U>
+      struct container_rebind<Cont<V, N>, U>
+   {
+      typedef Cont<U, N> type;
+   };
+
+   template <template <class, std::size_t, class> class Cont  //0arg
+      , typename V, std::size_t N, typename A
+      , class U>
+      struct container_rebind<Cont<V, N, A>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type> type;
+   };
+
+   template <template <class, std::size_t, class, class> class Cont  //1arg
+      , typename V, std::size_t N, typename A, class P0
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0> type;
+   };
+
+   template <template <class, std::size_t, class, class, class> class Cont  //2arg
+      , typename V, std::size_t N, typename A, class P0, class P1
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class> class Cont  //3arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class, class> class Cont  //4arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2, class P3
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2, P3>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class, class, class> class Cont  //5arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2, class P3, class P4
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2, P3, P4>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class, class, class, class> class Cont  //6arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2, class P3, class P4, class P5
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2, P3, P4, P5>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class, class, class, class, class> class Cont  //7arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2, class P3, class P4, class P5, class P6
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2, P3, P4, P5, P6>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5, P6> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class, class, class, class, class, class> class Cont  //8arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2, class P3, class P4, class P5, class P6, class P7
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2, P3, P4, P5, P6, P7>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5, P6, P7> type;
+   };
+
+   template <template <class, std::size_t, class, class, class, class, class, class, class, class, class, class> class Cont  //9arg
+      , typename V, std::size_t N, typename A, class P0, class P1, class P2, class P3, class P4, class P5, class P6, class P7, class P8
+      , class U>
+      struct container_rebind<Cont<V, N, A, P0, P1, P2, P3, P4, P5, P6, P7, P8>, U>
+   {
+      typedef Cont<U, N, typename allocator_traits<A>::template portable_rebind_alloc<U>::type, P0, P1, P2, P3, P4, P5, P6, P7, P8> type;
+   };
+
+#endif   //!defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
+
+}  //namespace container_detail {
+}  //namespace container {
+}  //namespace boost {
+
+#endif   //#ifndef BOOST_CONTAINER_DETAIL_CONTAINER_REBIND_HPP
diff --git a/include/boost/container/detail/flat_tree.hpp b/include/boost/container/detail/flat_tree.hpp
index b6e4187..4e4d7ca 100644
--- a/include/boost/container/detail/flat_tree.hpp
+++ b/include/boost/container/detail/flat_tree.hpp
@@ -86,60 +86,87 @@
 #define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX 1
 #include <boost/intrusive/detail/has_member_function_callable_with.hpp>
 
+//reserve
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME reserve
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_BEG namespace boost { namespace container { namespace container_detail {
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_END   }}}
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN 1
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX 1
+#include <boost/intrusive/detail/has_member_function_callable_with.hpp>
+
+//capacity
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME capacity
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_BEG namespace boost { namespace container { namespace container_detail {
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_END   }}}
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN 0
+#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX 0
+#include <boost/intrusive/detail/has_member_function_callable_with.hpp>
+
 #endif   //#ifndef BOOST_CONTAINER_DOXYGEN_INVOKED
 
 namespace boost {
 namespace container {
 namespace container_detail {
 
+BOOST_INTRUSIVE_INSTANTIATE_DEFAULT_TYPE_TMPLT(stored_allocator_type)
 
 template<class SequenceContainer, class Iterator, class Compare>
 BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_equal
-   (SequenceContainer& dest, Iterator begin, Iterator end, Compare comp, container_detail::false_)
+   (SequenceContainer& dest, Iterator first, Iterator last, Compare comp, container_detail::true_)
+{
+   dest.merge(first, last, comp);
+}
+
+template<class SequenceContainer, class Iterator, class Compare>
+BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_equal_non_merge_member
+   (SequenceContainer& dest, Iterator first, Iterator last, Compare comp, container_detail::true_)
 {
    typedef typename SequenceContainer::iterator    iterator;
    typedef typename SequenceContainer::value_type  value_type;
 
-   iterator it = dest.insert( dest.end(), boost::make_move_iterator(begin), boost::make_move_iterator(end) );
-
-   if (is_contiguous_container<SequenceContainer>::value){
-      value_type *const braw = boost::movelib::iterator_to_raw_pointer(dest.begin());
-      value_type *const iraw = boost::movelib::iterator_to_raw_pointer(it);
-      value_type *const eraw = boost::movelib::iterator_to_raw_pointer(dest.end());
-      value_type *const sraw = boost::movelib::iterator_to_raw_pointer(dest.begin()+dest.size());
-      boost::movelib::adaptive_sort(iraw, eraw, comp, sraw, dest.capacity());
-      boost::movelib::adaptive_merge(braw, iraw, eraw, comp, sraw, dest.capacity()- dest.size());
-   }
-   else{
-      boost::movelib::adaptive_sort(it, dest.end(), comp);
-      boost::movelib::adaptive_merge(dest.begin(), it, dest.end(), comp);
-   }
+   iterator const it = dest.insert( dest.end(), first, last );
+   value_type *const braw = boost::movelib::iterator_to_raw_pointer(dest.begin());
+   value_type *const iraw = boost::movelib::iterator_to_raw_pointer(it);
+   value_type *const eraw = boost::movelib::iterator_to_raw_pointer(dest.end());
+   value_type *const sraw = boost::movelib::iterator_to_raw_pointer(dest.begin()+dest.size());
+   boost::movelib::adaptive_sort(iraw, eraw, comp, sraw, dest.capacity());
+   boost::movelib::adaptive_merge(braw, iraw, eraw, comp, sraw, dest.capacity()- dest.size());
 }
 
 template<class SequenceContainer, class Iterator, class Compare>
-BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_unique
-   (SequenceContainer& dest, Iterator begin, Iterator end, Compare comp, container_detail::false_)
+BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_equal_non_merge_member
+   (SequenceContainer& dest, Iterator first, Iterator last, Compare comp, container_detail::false_)
 {
-   (flat_tree_merge_equal)(dest, begin, end, comp, container_detail::false_());
-   dest.erase(boost::movelib::unique
-      (dest.begin(), dest.end(), boost::movelib::negate<Compare>(comp)), dest.cend());
+   typedef typename SequenceContainer::iterator    iterator;
+
+   iterator const it = dest.insert( dest.end(), first, last );
+   boost::movelib::adaptive_sort(it, dest.end(), comp);
+   boost::movelib::adaptive_merge(dest.begin(), it, dest.end(), comp);
 }
 
 template<class SequenceContainer, class Iterator, class Compare>
 BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_equal
-   (SequenceContainer& dest, Iterator begin, Iterator end, Compare comp, container_detail::true_)
+   (SequenceContainer& dest, Iterator first, Iterator last, Compare comp, container_detail::false_)
 {
-   dest.merge(begin, end, comp);
+   (flat_tree_merge_equal_non_merge_member)( dest, first, last, comp
+                                           , container_detail::bool_<is_contiguous_container<SequenceContainer>::value>());
 }
 
 template<class SequenceContainer, class Iterator, class Compare>
 BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_unique
-   (SequenceContainer& dest, Iterator begin, Iterator end, Compare comp, container_detail::true_)
+   (SequenceContainer& dest, Iterator first, Iterator last, Compare comp, container_detail::true_)
 {
-   dest.merge_unique(begin, end, comp);
+   dest.merge_unique(first, last, comp);
 }
 
-BOOST_INTRUSIVE_INSTANTIATE_DEFAULT_TYPE_TMPLT(stored_allocator_type)
+template<class SequenceContainer, class Iterator, class Compare>
+BOOST_CONTAINER_FORCEINLINE void flat_tree_merge_unique
+   (SequenceContainer& dest, Iterator first, Iterator last, Compare comp, container_detail::false_)
+{
+   (flat_tree_merge_equal)(dest, first, last, comp, container_detail::false_());
+   dest.erase(boost::movelib::unique
+      (dest.begin(), dest.end(), boost::movelib::negate<Compare>(comp)), dest.cend());
+}
 
 template<class SequenceContainer, class Iterator>
 BOOST_CONTAINER_FORCEINLINE typename SequenceContainer::size_type
@@ -192,12 +219,83 @@ BOOST_CONTAINER_FORCEINLINE const typename SequenceContainer::stored_allocator_t
 
 template<class SequenceContainer>
 BOOST_CONTAINER_FORCEINLINE typename SequenceContainer::allocator_type
-flat_tree_get_stored_allocator
+   flat_tree_get_stored_allocator
       (SequenceContainer& cont, container_detail::false_)
 {
    return cont.get_allocator();
 }
 
+template<class SequenceContainer, class Compare>
+void flat_tree_adopt_sequence_equal(SequenceContainer &tseq, BOOST_RV_REF(SequenceContainer) seq, Compare comp, container_detail::true_)
+{
+   tseq.clear();
+   boost::movelib::adaptive_sort
+   (boost::movelib::iterator_to_raw_pointer(seq.begin())
+      , boost::movelib::iterator_to_raw_pointer(seq.end())
+      , comp
+      , boost::movelib::iterator_to_raw_pointer(tseq.begin() + tseq.size())
+      , tseq.capacity() - tseq.size());
+   tseq = boost::move(seq);
+}
+
+template<class SequenceContainer, class Compare>
+void flat_tree_adopt_sequence_equal(SequenceContainer &tseq, BOOST_RV_REF(SequenceContainer) seq, Compare comp, container_detail::false_)
+{
+   boost::movelib::adaptive_sort(seq.begin(), seq.end(), comp);
+   tseq = boost::move(seq);
+}
+
+template<class SequenceContainer, class Compare>
+void flat_tree_adopt_sequence_unique(SequenceContainer &tseq, BOOST_RV_REF(SequenceContainer) seq, Compare comp, container_detail::true_)
+{
+   boost::movelib::adaptive_sort
+      ( boost::movelib::iterator_to_raw_pointer(seq.begin())
+      , boost::movelib::iterator_to_raw_pointer(seq.end())
+      , comp
+      , boost::movelib::iterator_to_raw_pointer(tseq.begin() + tseq.size())
+      , tseq.capacity() - tseq.size());
+   seq.erase(boost::movelib::unique
+      ( seq.begin(), seq.end(), boost::movelib::negate<Compare>(comp))
+      , seq.cend());
+   tseq = boost::move(seq);
+}
+
+template<class SequenceContainer, class Compare>
+void flat_tree_adopt_sequence_unique(SequenceContainer &tseq, BOOST_RV_REF(SequenceContainer) seq, Compare comp, container_detail::false_)
+{
+   boost::movelib::adaptive_sort(seq.begin(), seq.end(), comp);
+   seq.erase(boost::movelib::unique
+      (seq.begin(), seq.end(), boost::movelib::negate<Compare>(comp)), seq.cend());
+   tseq = boost::move(seq);
+}
+
+template<class SequenceContainer>
+BOOST_CONTAINER_FORCEINLINE void
+   flat_tree_reserve(SequenceContainer &tseq, typename SequenceContainer::size_type cap, container_detail::true_)
+{
+   tseq.reserve(cap);
+}
+
+template<class SequenceContainer>
+BOOST_CONTAINER_FORCEINLINE void
+   flat_tree_reserve(SequenceContainer &, typename SequenceContainer::size_type, container_detail::false_)
+{
+}
+
+template<class SequenceContainer>
+BOOST_CONTAINER_FORCEINLINE typename SequenceContainer::size_type
+   flat_tree_capacity(const SequenceContainer &tseq, container_detail::true_)
+{
+   return tseq.capacity();
+}
+
+template<class SequenceContainer>
+BOOST_CONTAINER_FORCEINLINE typename SequenceContainer::size_type
+   flat_tree_capacity(const SequenceContainer &tseq, container_detail::false_)
+{
+   return tseq.size();
+}
+
 template<class Compare, class Value, class KeyOfValue>
 class flat_tree_value_compare
    : private Compare
@@ -268,6 +366,7 @@ class flat_tree
    typedef flat_tree_value_compare<Compare, Value, KeyOfValue> value_compare;
 
    private:
+   
    struct Data
       //Inherit from value_compare to do EBO
       : public value_compare
@@ -1088,10 +1187,18 @@ class flat_tree
    {  return this->priv_lower_bound_range(this->cbegin(), this->cend(), k);  }
 
    BOOST_CONTAINER_FORCEINLINE size_type capacity() const
-   { return this->m_data.m_seq.capacity(); }
+   {
+      const bool value = boost::container::container_detail::
+         has_member_function_callable_with_capacity<container_type>::value;
+      return (flat_tree_capacity)(this->m_data.m_seq, container_detail::bool_<value>());
+   }
 
    BOOST_CONTAINER_FORCEINLINE void reserve(size_type cnt)
-   { this->m_data.m_seq.reserve(cnt);   }
+   {
+      const bool value = boost::container::container_detail::
+         has_member_function_callable_with_reserve<container_type, size_type>::value;
+      (flat_tree_reserve)(this->m_data.m_seq, cnt, container_detail::bool_<value>());
+   }
 
    BOOST_CONTAINER_FORCEINLINE container_type extract_sequence()
    {
@@ -1103,57 +1210,28 @@ class flat_tree
       return m_data.m_seq;
    }
 
-   void adopt_sequence_equal(BOOST_RV_REF(container_type) seq)
+   BOOST_CONTAINER_FORCEINLINE void adopt_sequence_equal(BOOST_RV_REF(container_type) seq)
    {
-      container_type &tseq = m_data.m_seq;
-      if (is_contiguous_container<container_type>::value){
-         boost::movelib::adaptive_sort
-            ( boost::movelib::iterator_to_raw_pointer(seq.begin())
-            , boost::movelib::iterator_to_raw_pointer(seq.end())
-            , this->priv_value_comp()
-            , boost::movelib::iterator_to_raw_pointer(tseq.begin() + tseq.size())
-            , tseq.capacity() - tseq.size());
-      }
-      else{
-         boost::movelib::adaptive_sort
-            (seq.begin(), seq.end(), this->priv_value_comp());
-      }
-      tseq = boost::move(seq);
+      (flat_tree_adopt_sequence_equal)( m_data.m_seq, boost::move(seq), this->priv_value_comp()
+         , container_detail::bool_<is_contiguous_container<container_type>::value>());
    }
 
-   void adopt_sequence_unique(BOOST_RV_REF(container_type) seq)
+   BOOST_CONTAINER_FORCEINLINE void adopt_sequence_unique(BOOST_RV_REF(container_type) seq)
    {
-      container_type &tseq = m_data.m_seq;
-      if (is_contiguous_container<container_type>::value){
-         boost::movelib::adaptive_sort
-            ( boost::movelib::iterator_to_raw_pointer(seq.begin())
-            , boost::movelib::iterator_to_raw_pointer(seq.end())
-            , this->priv_value_comp()
-            , boost::movelib::iterator_to_raw_pointer(tseq.begin() + tseq.size())
-            , tseq.capacity() - tseq.size());
-      }
-      else{
-         boost::movelib::adaptive_sort
-            ( seq.begin(), seq.end(), this->priv_value_comp());
-      }
-      seq.erase( boost::movelib::unique
-                  (seq.begin(), seq.end(), boost::movelib::negate<value_compare>(this->m_data.get_comp()))
-               , seq.cend());
-      tseq = boost::move(seq);
+      (flat_tree_adopt_sequence_unique)(m_data.m_seq, boost::move(seq), this->priv_value_comp()
+         , container_detail::bool_<is_contiguous_container<container_type>::value>());
    }
 
    void adopt_sequence_equal(ordered_range_t, BOOST_RV_REF(container_type) seq)
    {
       BOOST_ASSERT((is_sorted)(seq.cbegin(), seq.cend(), this->priv_value_comp()));
-      container_type &tseq = m_data.m_seq;
-      tseq = boost::move(seq);
+      m_data.m_seq = boost::move(seq);
    }
 
    void adopt_sequence_unique(ordered_unique_range_t, BOOST_RV_REF(container_type) seq)
    {
       BOOST_ASSERT((is_sorted_and_unique)(seq.cbegin(), seq.cend(), this->priv_value_comp()));
-      container_type &tseq = m_data.m_seq;
-      tseq = boost::move(seq);
+      m_data.m_seq = boost::move(seq);
    }
 
    BOOST_CONTAINER_FORCEINLINE friend bool operator==(const flat_tree& x, const flat_tree& y)
diff --git a/include/boost/container/flat_map.hpp b/include/boost/container/flat_map.hpp
index 7945cd9..0548e91 100644
--- a/include/boost/container/flat_map.hpp
+++ b/include/boost/container/flat_map.hpp
@@ -30,6 +30,7 @@
 #include <boost/container/detail/type_traits.hpp>
 #include <boost/container/detail/mpl.hpp>
 #include <boost/container/detail/algorithm.hpp> //equal()
+#include <boost/container/detail/container_or_allocator_rebind.hpp>
 // move
 #include <boost/move/utility_core.hpp>
 #include <boost/move/traits.hpp>
@@ -125,8 +126,8 @@ class flat_map
                            container_detail::pair<Key, T>,
                            container_detail::select1st<Key>,
                            Compare,
-                           typename allocator_traits<AllocatorOrContainer>::template portable_rebind_alloc
-                              <container_detail::pair<Key, T> >::type> impl_tree_t;
+                           typename container_detail::container_or_allocator_rebind<AllocatorOrContainer, container_detail::pair<Key, T> >::type
+                           > impl_tree_t;
    impl_tree_t m_flat_tree;  // flat tree representing flat_map
 
    typedef typename impl_tree_t::value_type              impl_value_type;
@@ -652,7 +653,8 @@ class flat_map
    BOOST_CONTAINER_FORCEINLINE size_type capacity() const BOOST_NOEXCEPT_OR_NOTHROW
       { return m_flat_tree.capacity(); }
 
-   //! <b>Effects</b>: If n is less than or equal to capacity(), this call has no
+   //! <b>Effects</b>: If n is less than or equal to capacity(), or the
+   //!   underlying container has no `reserve` member, this call has no
    //!   effect. Otherwise, it is a request for allocation of additional memory.
    //!   If the request is successful, then capacity() is greater than or equal to
    //!   n; otherwise, capacity() is unchanged. In either case, size() is unchanged.
@@ -1507,8 +1509,8 @@ class flat_multimap
                            container_detail::pair<Key, T>,
                            container_detail::select1st<Key>,
                            Compare,
-                           typename allocator_traits<AllocatorOrContainer>::template portable_rebind_alloc
-                              <container_detail::pair<Key, T> >::type> impl_tree_t;
+                           typename container_detail::container_or_allocator_rebind<AllocatorOrContainer, container_detail::pair<Key, T> >::type
+                           > impl_tree_t;
    impl_tree_t m_flat_tree;  // flat tree representing flat_map
 
    typedef typename impl_tree_t::value_type              impl_value_type;
@@ -1798,7 +1800,7 @@ class flat_multimap
       : m_flat_tree( ordered_range
                    , container_detail::force<impl_initializer_list>(il).begin()
                    , container_detail::force<impl_initializer_list>(il).end()
-                   , comp, a)
+                   , comp, container_detail::force<const impl_allocator_type>(a))
    {}
 #endif
 
@@ -1826,7 +1828,7 @@ class flat_multimap
    //! <b>Complexity</b>: Linear in x.size().
    BOOST_CONTAINER_FORCEINLINE
    flat_multimap(const flat_multimap& x, const allocator_type &a)
-      : m_flat_tree(x.m_flat_tree, a)
+      : m_flat_tree(x.m_flat_tree, container_detail::force<const impl_allocator_type>(a))
    {}
 
    //! <b>Effects</b>: Move constructs a flat_multimap using the specified allocator.
@@ -1835,7 +1837,7 @@ class flat_multimap
    //! <b>Complexity</b>: Constant if a == x.get_allocator(), linear otherwise.
    BOOST_CONTAINER_FORCEINLINE
    flat_multimap(BOOST_RV_REF(flat_multimap) x, const allocator_type &a)
-      : m_flat_tree(boost::move(x.m_flat_tree), a)
+      : m_flat_tree(boost::move(x.m_flat_tree), container_detail::force<const impl_allocator_type>(a))
    {}
 
    //! <b>Effects</b>: Makes *this a copy of x.
@@ -2061,7 +2063,8 @@ class flat_multimap
    size_type capacity() const BOOST_NOEXCEPT_OR_NOTHROW
       { return m_flat_tree.capacity(); }
 
-   //! <b>Effects</b>: If n is less than or equal to capacity(), this call has no
+   //! <b>Effects</b>: If n is less than or equal to capacity(), or the
+   //!   underlying container has no `reserve` member, this call has no
    //!   effect. Otherwise, it is a request for allocation of additional memory.
    //!   If the request is successful, then capacity() is greater than or equal to
    //!   n; otherwise, capacity() is unchanged. In either case, size() is unchanged.
diff --git a/include/boost/container/flat_set.hpp b/include/boost/container/flat_set.hpp
index 61ceb9e..567fec9 100644
--- a/include/boost/container/flat_set.hpp
+++ b/include/boost/container/flat_set.hpp
@@ -543,12 +543,13 @@ class flat_set
    //! <b>Complexity</b>: Constant.
    size_type capacity() const BOOST_NOEXCEPT_OR_NOTHROW;
 
-   //! <b>Effects</b>: If n is less than or equal to capacity(), this call has no
+   //! <b>Effects</b>: If n is less than or equal to capacity(), or the
+   //!   underlying container has no `reserve` member, this call has no
    //!   effect. Otherwise, it is a request for allocation of additional memory.
    //!   If the request is successful, then capacity() is greater than or equal to
    //!   n; otherwise, capacity() is unchanged. In either case, size() is unchanged.
    //!
-   //! <b>Throws</b>: If memory allocation allocation throws or Key's copy constructor throws.
+   //! <b>Throws</b>: If memory allocation allocation throws or T's copy constructor throws.
    //!
    //! <b>Note</b>: If capacity() is less than "cnt", iterators and references to
    //!   to values might be invalidated.
diff --git a/test/flat_map_test.cpp b/test/flat_map_test.cpp
index 290efde..ef5264c 100644
--- a/test/flat_map_test.cpp
+++ b/test/flat_map_test.cpp
@@ -13,6 +13,10 @@
 #include <boost/container/allocator.hpp>
 #include <boost/container/detail/flat_tree.hpp>
 #include <boost/container/stable_vector.hpp>
+#include <boost/container/small_vector.hpp>
+#include <boost/container/deque.hpp>
+#include <boost/container/static_vector.hpp>
+#include <boost/container/detail/container_or_allocator_rebind.hpp>
 
 #include "print_container.hpp"
 #include "dummy_test_allocator.hpp"
@@ -23,7 +27,6 @@
 #include "emplace_test.hpp"
 #include "../../intrusive/test/iterator_test.hpp"
 
-#include <vector>
 #include <map>
 
 
@@ -35,29 +38,20 @@ namespace container {
 //Explicit instantiation to detect compilation errors
 
 //flat_map
+typedef std::pair<test::movable_and_copyable_int, test::movable_and_copyable_int> test_pair_t;
 
 template class flat_map
    < test::movable_and_copyable_int
    , test::movable_and_copyable_int
    , std::less<test::movable_and_copyable_int>
-   , test::simple_allocator
-      < std::pair<test::movable_and_copyable_int, test::movable_and_copyable_int> >
+   , test::simple_allocator< test_pair_t >
    >;
 
 template class flat_map
    < test::movable_and_copyable_int
    , test::movable_and_copyable_int
    , std::less<test::movable_and_copyable_int>
-   , std::allocator
-      < std::pair<test::movable_and_copyable_int, test::movable_and_copyable_int> >
-   >;
-
-template class flat_map
-   < test::movable_and_copyable_int
-   , test::movable_and_copyable_int
-   , std::less<test::movable_and_copyable_int>
-   , allocator
-      < std::pair<test::movable_and_copyable_int, test::movable_and_copyable_int> >
+   , small_vector< test_pair_t, 10, std::allocator< test_pair_t > >
    >;
 
 //flat_multimap
@@ -65,8 +59,21 @@ template class flat_multimap
    < test::movable_and_copyable_int
    , test::movable_and_copyable_int
    , std::less<test::movable_and_copyable_int>
-   , test::simple_allocator
-      < std::pair<test::movable_and_copyable_int, test::movable_and_copyable_int> >
+   , stable_vector< test_pair_t, allocator< test_pair_t > >
+   >;
+
+template class flat_multimap
+   < test::movable_and_copyable_int
+   , test::movable_and_copyable_int
+   , std::less<test::movable_and_copyable_int>
+   , deque<test_pair_t, test::simple_allocator< test_pair_t > >
+   >;
+
+template class flat_multimap
+   < test::movable_and_copyable_int
+   , test::movable_and_copyable_int
+   , std::less<test::movable_and_copyable_int>
+   , static_vector<test_pair_t, 10 >
    >;
 
 //As flat container iterators are typedefs for vector::[const_]iterator,
@@ -74,6 +81,24 @@ template class flat_multimap
 
 }} //boost::container
 
+#if (__cplusplus > 201103L)
+#include <vector>
+
+namespace boost{
+namespace container{
+
+template class flat_map
+< test::movable_and_copyable_int
+   , test::movable_and_copyable_int
+   , test::movable_and_copyable_int
+   , std::less<test::movable_and_copyable_int>
+   , std::vector<test_pair_t>
+>;
+
+}  //container_detail {
+}} //boost::container
+
+#endif
 
 class recursive_flat_map
 {
@@ -337,39 +362,23 @@ bool flat_tree_extract_adopt_test()
 
 }}}
 
-template<class VoidAllocatorOrContainer, class ValueType, bool = boost::container::container_detail::is_container<VoidAllocatorOrContainer>::value>
-struct RebindAllocatorOrContainer
-{
-   typedef typename allocator_traits<VoidAllocatorOrContainer>
-      ::template portable_rebind_alloc< std::pair<ValueType, ValueType> >::type type;
-};
-
-template<class SomeType, class ValueType, template <class> class Allocator>
-struct RebindAllocatorOrContainer< boost::container::stable_vector<SomeType, Allocator<SomeType> >, ValueType, true>
-{
-   typedef std::pair<ValueType, ValueType> type_t;
-   typedef typename allocator_traits< Allocator<SomeType> >
-      ::template portable_rebind_alloc< type_t >::type allocator_t;
-   typedef typename boost::container::stable_vector<type_t, allocator_t> type;
-};
-
-
 template<class VoidAllocatorOrContainer>
 struct GetMapContainer
 {
    template<class ValueType>
    struct apply
    {
+      typedef std::pair<ValueType, ValueType> type_t;
       typedef flat_map< ValueType
                  , ValueType
                  , std::less<ValueType>
-                 , typename RebindAllocatorOrContainer<VoidAllocatorOrContainer, ValueType>::type
+                 , typename boost::container::container_detail::container_or_allocator_rebind<VoidAllocatorOrContainer, type_t>::type
                  > map_type;
 
       typedef flat_multimap< ValueType
                  , ValueType
                  , std::less<ValueType>
-                 , typename RebindAllocatorOrContainer<VoidAllocatorOrContainer, ValueType>::type
+                 , typename boost::container::container_detail::container_or_allocator_rebind<VoidAllocatorOrContainer, type_t>::type
                  > multimap_type;
    };
 };
diff --git a/test/flat_set_test.cpp b/test/flat_set_test.cpp
index a18b7d2..3f92e65 100644
--- a/test/flat_set_test.cpp
+++ b/test/flat_set_test.cpp
@@ -9,9 +9,16 @@
 //////////////////////////////////////////////////////////////////////////////
 
 #include <boost/container/detail/config_begin.hpp>
+
 #include <set>
+
 #include <boost/container/flat_set.hpp>
+#include <boost/container/stable_vector.hpp>
+#include <boost/container/small_vector.hpp>
+#include <boost/container/deque.hpp>
+#include <boost/container/static_vector.hpp>
 #include <boost/container/allocator.hpp>
+#include <boost/container/detail/container_or_allocator_rebind.hpp>
 
 #include "print_container.hpp"
 #include "dummy_test_allocator.hpp"
@@ -20,8 +27,6 @@
 #include "propagate_allocator_test.hpp"
 #include "emplace_test.hpp"
 #include "container_common_tests.hpp"
-#include <vector>
-#include <boost/container/detail/flat_tree.hpp>
 #include "../../intrusive/test/iterator_test.hpp"
 
 using namespace boost::container;
@@ -41,20 +46,26 @@ template class flat_set
 template class flat_set
    < test::movable_and_copyable_int
    , std::less<test::movable_and_copyable_int>
-   , allocator<test::movable_and_copyable_int>
+   , small_vector<test::movable_and_copyable_int, 10, allocator<test::movable_and_copyable_int> >
    >;
 
 //flat_multiset
 template class flat_multiset
    < test::movable_and_copyable_int
    , std::less<test::movable_and_copyable_int>
-   , test::simple_allocator<test::movable_and_copyable_int>
+   , stable_vector<test::movable_and_copyable_int, test::simple_allocator<test::movable_and_copyable_int> >
    >;
 
 template class flat_multiset
    < test::movable_and_copyable_int
    , std::less<test::movable_and_copyable_int>
-   , allocator<test::movable_and_copyable_int>
+   , deque<test::movable_and_copyable_int, test::simple_allocator< test::movable_and_copyable_int > >
+   >;
+
+template class flat_multiset
+   < test::movable_and_copyable_int
+   , std::less<test::movable_and_copyable_int>
+   , static_vector<test::movable_and_copyable_int, 10 >
    >;
 
 //As flat container iterators are typedefs for vector::[const_]iterator,
@@ -62,6 +73,24 @@ template class flat_multiset
 
 }} //boost::container
 
+
+#if (__cplusplus > 201103L)
+#include <vector>
+
+namespace boost{
+namespace container{
+
+template class flat_set
+   < test::movable_and_copyable_int
+   , std::less<test::movable_and_copyable_int>
+   , std::vector<test::movable_and_copyable_int>
+>;
+
+}  //container_detail {
+}} //boost::container
+
+#endif
+
 //Test recursive structures
 class recursive_flat_set
 {
@@ -405,23 +434,20 @@ bool flat_tree_extract_adopt_test()
 
 }}}
 
-
-template<class VoidAllocator>
-struct GetAllocatorSet
+template<class VoidAllocatorOrContainer>
+struct GetSetContainer
 {
    template<class ValueType>
    struct apply
    {
       typedef flat_set < ValueType
                        , std::less<ValueType>
-                       , typename allocator_traits<VoidAllocator>
-                           ::template portable_rebind_alloc<ValueType>::type
+                       , typename boost::container::container_detail::container_or_allocator_rebind<VoidAllocatorOrContainer, ValueType>::type
                         > set_type;
 
       typedef flat_multiset < ValueType
                             , std::less<ValueType>
-                            , typename allocator_traits<VoidAllocator>
-                                 ::template portable_rebind_alloc<ValueType>::type
+                            , typename boost::container::container_detail::container_or_allocator_rebind<VoidAllocatorOrContainer, ValueType>::type
                             > multiset_type;
    };
 };
@@ -429,15 +455,15 @@ struct GetAllocatorSet
 template<class VoidAllocator>
 int test_set_variants()
 {
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<int>::set_type MySet;
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<test::movable_int>::set_type MyMoveSet;
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<test::movable_and_copyable_int>::set_type MyCopyMoveSet;
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<test::copyable_int>::set_type MyCopySet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<int>::set_type MySet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<test::movable_int>::set_type MyMoveSet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<test::movable_and_copyable_int>::set_type MyCopyMoveSet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<test::copyable_int>::set_type MyCopySet;
 
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<int>::multiset_type MyMultiSet;
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<test::movable_int>::multiset_type MyMoveMultiSet;
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<test::movable_and_copyable_int>::multiset_type MyCopyMoveMultiSet;
-   typedef typename GetAllocatorSet<VoidAllocator>::template apply<test::copyable_int>::multiset_type MyCopyMultiSet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<int>::multiset_type MyMultiSet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<test::movable_int>::multiset_type MyMoveMultiSet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<test::movable_and_copyable_int>::multiset_type MyCopyMoveMultiSet;
+   typedef typename GetSetContainer<VoidAllocator>::template apply<test::copyable_int>::multiset_type MyCopyMultiSet;
 
    typedef std::set<int>                                          MyStdSet;
    typedef std::multiset<int>                                     MyStdMultiSet;
diff --git a/test/flat_tree_test.cpp b/test/flat_tree_test.cpp
index cd42242..a8c944a 100644
--- a/test/flat_tree_test.cpp
+++ b/test/flat_tree_test.cpp
@@ -92,7 +92,7 @@ template class flat_tree
 }  //container_detail {
 }} //boost::container
 
-#if (__cplusplus >= 201402L)
+#if (__cplusplus > 201103L)
 #include <vector>
 
 namespace boost{