boost/container/detail/dispatch_uses_allocator.hpp
//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2015-2015. 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_DISPATCH_USES_ALLOCATOR_HPP
#define BOOST_CONTAINER_DISPATCH_USES_ALLOCATOR_HPP
#if defined (_MSC_VER)
# pragma once
#endif
#include <boost/container/detail/config_begin.hpp>
#include <boost/container/detail/workaround.hpp>
#include <boost/container/allocator_traits.hpp>
#include <boost/container/uses_allocator.hpp>
#include <boost/container/detail/addressof.hpp>
#include <boost/container/detail/mpl.hpp>
#include <boost/container/detail/is_pair.hpp>
#include <boost/container/detail/type_traits.hpp>
#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#include <boost/move/detail/fwd_macros.hpp>
#else
#include <boost/container/detail/variadic_templates_tools.hpp>
#endif
#include <boost/move/utility_core.hpp>
namespace boost { namespace container {
namespace dtl {
// Check if we can detect is_convertible using advanced SFINAE expressions
#if !defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
//! Code inspired by Mathias Gaunard's is_convertible.cpp found in the Boost mailing list
//! http://boost.2283326.n4.nabble.com/type-traits-is-constructible-when-decltype-is-supported-td3575452.html
//! Thanks Mathias!
//With variadic templates, we need a single class to implement the trait
template<class T, class ...Args>
struct is_constructible
{
typedef char yes_type;
struct no_type
{ char padding[2]; };
template<std::size_t N>
struct dummy;
template<class X>
static decltype(X(boost::move_detail::declval<Args>()...), true_type()) test(int);
template<class X>
static no_type test(...);
BOOST_STATIC_CONSTEXPR bool value = sizeof(test<T>(0)) == sizeof(yes_type);
};
template <class T, class InnerAlloc, class ...Args>
struct is_constructible_with_allocator_prefix
: is_constructible<T, allocator_arg_t, InnerAlloc, Args...>
{};
#else // #if !defined(BOOST_NO_SFINAE_EXPR) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
//Without advanced SFINAE expressions, we can't use is_constructible
//so backup to constructible_with_allocator_xxx
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template <class T, class InnerAlloc, class ...Args>
struct is_constructible_with_allocator_prefix
: constructible_with_allocator_prefix<T>
{};
template <class T, class InnerAlloc, class ...Args>
struct is_constructible_with_allocator_suffix
: constructible_with_allocator_suffix<T>
{};
#else // #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template <class T, class InnerAlloc, BOOST_MOVE_CLASSDFLT9>
struct is_constructible_with_allocator_prefix
: constructible_with_allocator_prefix<T>
{};
template <class T, class InnerAlloc, BOOST_MOVE_CLASSDFLT9>
struct is_constructible_with_allocator_suffix
: constructible_with_allocator_suffix<T>
{};
#endif // #if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#endif // #if !defined(BOOST_NO_SFINAE_EXPR)
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template < typename ConstructAlloc
, typename ArgAlloc
, typename T
, class ...Args
>
inline typename dtl::enable_if_and
< void
, dtl::is_not_pair<T>
, dtl::not_< uses_allocator<T, typename remove_cvref<ArgAlloc>::type > >
>::type dispatch_uses_allocator
( ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, T* p, BOOST_FWD_REF(Args)...args)
{
(void)arg_alloc;
allocator_traits<ConstructAlloc>::construct(construct_alloc, p, ::boost::forward<Args>(args)...);
}
// allocator_arg_t
template < typename ConstructAlloc
, typename ArgAlloc
, typename T
, class ...Args
>
inline typename dtl::enable_if_and
< void
, dtl::is_not_pair<T>
, uses_allocator<T, typename remove_cvref<ArgAlloc>::type>
, is_constructible_with_allocator_prefix<T, ArgAlloc, Args...>
>::type dispatch_uses_allocator
( ConstructAlloc& construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, T* p, BOOST_FWD_REF(Args) ...args)
{
allocator_traits<ConstructAlloc>::construct
( construct_alloc, p, allocator_arg
, ::boost::forward<ArgAlloc>(arg_alloc), ::boost::forward<Args>(args)...);
}
// allocator suffix
template < typename ConstructAlloc
, typename ArgAlloc
, typename T
, class ...Args
>
inline typename dtl::enable_if_and
< void
, dtl::is_not_pair<T>
, uses_allocator<T, typename remove_cvref<ArgAlloc>::type>
, dtl::not_<is_constructible_with_allocator_prefix<T, ArgAlloc, Args...> >
>::type dispatch_uses_allocator
( ConstructAlloc& construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, T* p, BOOST_FWD_REF(Args)...args)
{
allocator_traits<ConstructAlloc>::construct
(construct_alloc, p, ::boost::forward<Args>(args)..., ::boost::forward<ArgAlloc>(arg_alloc));
}
#else //#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#define BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE(N) \
template <typename ConstructAlloc, typename ArgAlloc, typename T BOOST_MOVE_I##N BOOST_MOVE_CLASS##N >\
inline typename dtl::enable_if_and\
< void\
, dtl::is_not_pair<T>\
, dtl::not_<uses_allocator<T, typename remove_cvref<ArgAlloc>::type> >\
>::type\
dispatch_uses_allocator\
(ConstructAlloc &construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, T* p BOOST_MOVE_I##N BOOST_MOVE_UREF##N)\
{\
(void)arg_alloc;\
allocator_traits<ConstructAlloc>::construct(construct_alloc, p BOOST_MOVE_I##N BOOST_MOVE_FWD##N);\
}\
//
BOOST_MOVE_ITERATE_0TO9(BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE)
#undef BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE
#define BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE(N) \
template < typename ConstructAlloc, typename ArgAlloc, typename T BOOST_MOVE_I##N BOOST_MOVE_CLASS##N >\
inline typename dtl::enable_if_and\
< void\
, dtl::is_not_pair<T>\
, uses_allocator<T, typename remove_cvref<ArgAlloc>::type>\
, is_constructible_with_allocator_prefix<T, ArgAlloc BOOST_MOVE_I##N BOOST_MOVE_TARG##N>\
>::type\
dispatch_uses_allocator\
(ConstructAlloc& construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, T* p BOOST_MOVE_I##N BOOST_MOVE_UREF##N)\
{\
allocator_traits<ConstructAlloc>::construct\
(construct_alloc, p, allocator_arg, ::boost::forward<ArgAlloc>(arg_alloc) BOOST_MOVE_I##N BOOST_MOVE_FWD##N);\
}\
//
BOOST_MOVE_ITERATE_0TO9(BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE)
#undef BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE
#define BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE(N) \
template < typename ConstructAlloc, typename ArgAlloc, typename T BOOST_MOVE_I##N BOOST_MOVE_CLASS##N >\
inline typename dtl::enable_if_and\
< void\
, dtl::is_not_pair<T>\
, uses_allocator<T, typename remove_cvref<ArgAlloc>::type>\
, dtl::not_<is_constructible_with_allocator_prefix<T, ArgAlloc BOOST_MOVE_I##N BOOST_MOVE_TARG##N> >\
>::type\
dispatch_uses_allocator\
(ConstructAlloc& construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, T* p BOOST_MOVE_I##N BOOST_MOVE_UREF##N)\
{\
allocator_traits<ConstructAlloc>::construct\
(construct_alloc, p BOOST_MOVE_I##N BOOST_MOVE_FWD##N, ::boost::forward<ArgAlloc>(arg_alloc));\
}\
//
BOOST_MOVE_ITERATE_0TO9(BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE)
#undef BOOST_CONTAINER_SCOPED_ALLOCATOR_DISPATCH_USES_ALLOCATOR_CODE
#endif //#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template < typename ConstructAlloc
, typename ArgAlloc
, typename Pair
> inline
BOOST_CONTAINER_DOC1ST(void, typename dtl::enable_if<dtl::is_pair<Pair> BOOST_MOVE_I void >::type)
dispatch_uses_allocator
( ConstructAlloc & construct_alloc
, BOOST_FWD_REF(ArgAlloc) arg_alloc
, Pair* p)
{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->first));
BOOST_CONTAINER_TRY{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->second));
}
BOOST_CONTAINER_CATCH(...) {
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(p->first));
BOOST_CONTAINER_RETHROW
}
BOOST_CONTAINER_CATCH_END
}
template < typename ConstructAlloc
, typename ArgAlloc
, class Pair, class U, class V>
BOOST_CONTAINER_DOC1ST(void, typename dtl::enable_if<dtl::is_pair<Pair> BOOST_MOVE_I void>::type)
dispatch_uses_allocator
( ConstructAlloc & construct_alloc
, BOOST_FWD_REF(ArgAlloc) arg_alloc
, Pair* p, BOOST_FWD_REF(U) x, BOOST_FWD_REF(V) y)
{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->first), ::boost::forward<U>(x));
BOOST_CONTAINER_TRY{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->second), ::boost::forward<V>(y));
}
BOOST_CONTAINER_CATCH(...){
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(p->first));
BOOST_CONTAINER_RETHROW
}
BOOST_CONTAINER_CATCH_END
}
template < typename ConstructAlloc
, typename ArgAlloc
, class Pair, class Pair2>
BOOST_CONTAINER_DOC1ST(void, typename dtl::enable_if< dtl::is_pair<Pair> BOOST_MOVE_I void >::type)
dispatch_uses_allocator
(ConstructAlloc & construct_alloc
, BOOST_FWD_REF(ArgAlloc) arg_alloc
, Pair* p, Pair2& x)
{ dispatch_uses_allocator(construct_alloc, arg_alloc, p, x.first, x.second); }
template < typename ConstructAlloc
, typename ArgAlloc
, class Pair, class Pair2>
typename dtl::enable_if_and
< void
, dtl::is_pair<Pair>
, dtl::not_<boost::move_detail::is_reference<Pair2> > >::type //This is needed for MSVC10 and ambiguous overloads
dispatch_uses_allocator
(ConstructAlloc & construct_alloc
, BOOST_FWD_REF(ArgAlloc) arg_alloc
, Pair* p, BOOST_RV_REF_BEG Pair2 BOOST_RV_REF_END x)
{ dispatch_uses_allocator(construct_alloc, arg_alloc, p, ::boost::move(x.first), ::boost::move(x.second)); }
//piecewise construction from boost::tuple
#define BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_BOOST_TUPLE_CODE(N,M)\
template< typename ConstructAlloc, typename ArgAlloc, class Pair \
, template<class, class, class, class, class, class, class, class, class, class> class BoostTuple \
BOOST_MOVE_I_IF(BOOST_MOVE_OR(N,M)) BOOST_MOVE_CLASS##N BOOST_MOVE_I_IF(BOOST_MOVE_AND(N,M)) BOOST_MOVE_CLASSQ##M > \
typename dtl::enable_if< dtl::is_pair<Pair> BOOST_MOVE_I void>::type\
dispatch_uses_allocator( ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* pair, piecewise_construct_t\
, BoostTuple<BOOST_MOVE_TARG##N BOOST_MOVE_I##N BOOST_MOVE_REPEAT(BOOST_MOVE_SUB(10,N),::boost::tuples::null_type)> p\
, BoostTuple<BOOST_MOVE_TARGQ##M BOOST_MOVE_I##M BOOST_MOVE_REPEAT(BOOST_MOVE_SUB(10,M),::boost::tuples::null_type)> q)\
{\
(void)p; (void)q;\
dispatch_uses_allocator\
(construct_alloc, arg_alloc, dtl::addressof(pair->first) BOOST_MOVE_I_IF(N) BOOST_MOVE_TMPL_GET##N);\
BOOST_CONTAINER_TRY{\
dispatch_uses_allocator\
(construct_alloc, arg_alloc, dtl::addressof(pair->second) BOOST_MOVE_I_IF(M) BOOST_MOVE_TMPL_GETQ##M);\
}\
BOOST_CONTAINER_CATCH(...) {\
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(pair->first));\
BOOST_CONTAINER_RETHROW\
}\
BOOST_CONTAINER_CATCH_END\
}\
//
BOOST_MOVE_ITER2D_0TOMAX(9, BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_BOOST_TUPLE_CODE)
#undef BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_BOOST_TUPLE_CODE
//piecewise construction from Std Tuple
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template< typename ConstructAlloc, typename ArgAlloc, class Pair
, template<class ...> class Tuple, class... Args1, class... Args2, size_t... Indexes1, size_t... Indexes2>
void dispatch_uses_allocator_index( ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* pair
, Tuple<Args1...>& t1, Tuple<Args2...>& t2, index_tuple<Indexes1...>, index_tuple<Indexes2...>)
{
(void)t1; (void)t2;
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(pair->first), ::boost::forward<Args1>(get<Indexes1>(t1))...);
BOOST_CONTAINER_TRY{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(pair->second), ::boost::forward<Args2>(get<Indexes2>(t2))...);
}
BOOST_CONTAINER_CATCH(...){
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(pair->first));
BOOST_CONTAINER_RETHROW
}
BOOST_CONTAINER_CATCH_END
}
template< typename ConstructAlloc, typename ArgAlloc, class Pair
, template<class ...> class Tuple, class... Args1, class... Args2>
typename dtl::enable_if< dtl::is_pair<Pair>, void >::type
dispatch_uses_allocator( ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* pair, piecewise_construct_t
, Tuple<Args1...> t1, Tuple<Args2...> t2)
{
(dispatch_uses_allocator_index)( construct_alloc, arg_alloc, pair, t1, t2
, typename build_number_seq<sizeof...(Args1)>::type()
, typename build_number_seq<sizeof...(Args2)>::type());
}
#elif defined(BOOST_MSVC) && (_CPPLIB_VER == 520)
//MSVC 2010 tuple implementation
#define BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2010_TUPLE_CODE(N,M)\
template< typename ConstructAlloc, typename ArgAlloc, class Pair\
, template<class, class, class, class, class, class, class, class, class, class> class StdTuple\
BOOST_MOVE_I_IF(BOOST_MOVE_OR(N,M)) BOOST_MOVE_CLASS##N BOOST_MOVE_I_IF(BOOST_MOVE_AND(N,M)) BOOST_MOVE_CLASSQ##M > \
typename dtl::enable_if< dtl::is_pair<Pair> BOOST_MOVE_I void>::type\
dispatch_uses_allocator(ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* pair, piecewise_construct_t\
, StdTuple<BOOST_MOVE_TARG##N BOOST_MOVE_I##N BOOST_MOVE_REPEAT(BOOST_MOVE_SUB(10,N),::std::tr1::_Nil)> p\
, StdTuple<BOOST_MOVE_TARGQ##M BOOST_MOVE_I##M BOOST_MOVE_REPEAT(BOOST_MOVE_SUB(10,M),::std::tr1::_Nil)> q)\
{\
(void)p; (void)q;\
dispatch_uses_allocator\
(construct_alloc, arg_alloc, dtl::addressof(pair->first) BOOST_MOVE_I_IF(N) BOOST_MOVE_GET_IDX##N);\
BOOST_CONTAINER_TRY{\
dispatch_uses_allocator\
(construct_alloc, arg_alloc, dtl::addressof(pair->second) BOOST_MOVE_I_IF(M) BOOST_MOVE_GET_IDXQ##M);\
}\
BOOST_CONTAINER_CATCH(...) {\
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(pair->first));\
BOOST_CONTAINER_RETHROW\
}\
BOOST_CONTAINER_CATCH_END\
}\
//
BOOST_MOVE_ITER2D_0TOMAX(9, BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2010_TUPLE_CODE)
#undef BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2010_TUPLE_CODE
#elif defined(BOOST_MSVC) && (_CPPLIB_VER == 540)
#if _VARIADIC_MAX >= 9
#define BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2012_TUPLE_MAX_IT 9
#else
#define BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2012_TUPLE_MAX_IT BOOST_MOVE_ADD(_VARIADIC_MAX, 1)
#endif
//MSVC 2012 tuple implementation
#define BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2012_TUPLE_CODE(N,M)\
template< typename ConstructAlloc, typename ArgAlloc, class Pair\
, template<BOOST_MOVE_REPEAT(_VARIADIC_MAX, class), class, class, class> class StdTuple \
BOOST_MOVE_I_IF(BOOST_MOVE_OR(N,M)) BOOST_MOVE_CLASS##N BOOST_MOVE_I_IF(BOOST_MOVE_AND(N,M)) BOOST_MOVE_CLASSQ##M > \
typename dtl::enable_if< dtl::is_pair<Pair> BOOST_MOVE_I void>::type\
dispatch_uses_allocator\
( ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* pair, piecewise_construct_t\
, StdTuple<BOOST_MOVE_TARG##N BOOST_MOVE_I##N BOOST_MOVE_REPEAT(BOOST_MOVE_SUB(BOOST_MOVE_ADD(_VARIADIC_MAX, 3),N),::std::_Nil) > p\
, StdTuple<BOOST_MOVE_TARGQ##M BOOST_MOVE_I##M BOOST_MOVE_REPEAT(BOOST_MOVE_SUB(BOOST_MOVE_ADD(_VARIADIC_MAX, 3),M),::std::_Nil) > q)\
{\
(void)p; (void)q;\
dispatch_uses_allocator\
(construct_alloc, arg_alloc, dtl::addressof(pair->first) BOOST_MOVE_I_IF(N) BOOST_MOVE_GET_IDX##N);\
BOOST_CONTAINER_TRY{\
dispatch_uses_allocator\
(construct_alloc, arg_alloc, dtl::addressof(pair->second) BOOST_MOVE_I_IF(M) BOOST_MOVE_GET_IDXQ##M);\
}\
BOOST_CONTAINER_CATCH(...) {\
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(pair->first));\
BOOST_CONTAINER_RETHROW\
}\
BOOST_CONTAINER_CATCH_END\
}\
//
BOOST_MOVE_ITER2D_0TOMAX(BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2012_TUPLE_MAX_IT, BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2012_TUPLE_CODE)
#undef BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2010_TUPLE_CODE
#undef BOOST_DISPATCH_USES_ALLOCATOR_PIECEWISE_CONSTRUCT_MSVC2012_TUPLE_MAX_IT
#endif //!defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template < typename ConstructAlloc
, typename ArgAlloc
, class Pair, class KeyType, class ... Args>
typename dtl::enable_if< dtl::is_pair<Pair>, void >::type
dispatch_uses_allocator
(ConstructAlloc & construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* p, try_emplace_t, BOOST_FWD_REF(KeyType) k, BOOST_FWD_REF(Args) ...args)
{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->first), ::boost::forward<KeyType>(k));
BOOST_CONTAINER_TRY{
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->second), ::boost::forward<Args>(args)...);
}
BOOST_CONTAINER_CATCH(...) {
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(p->first));
BOOST_CONTAINER_RETHROW
}
BOOST_CONTAINER_CATCH_END
}
#else
#define BOOST_CONTAINER_DISPATCH_USES_ALLOCATOR_PAIR_TRY_EMPLACE_CODE(N) \
template <typename ConstructAlloc, typename ArgAlloc, class Pair, class KeyType BOOST_MOVE_I##N BOOST_MOVE_CLASS##N >\
inline typename dtl::enable_if\
< dtl::is_pair<Pair> BOOST_MOVE_I void >::type\
dispatch_uses_allocator\
(ConstructAlloc &construct_alloc, BOOST_FWD_REF(ArgAlloc) arg_alloc, Pair* p, try_emplace_t, \
BOOST_FWD_REF(KeyType) k BOOST_MOVE_I##N BOOST_MOVE_UREF##N)\
{\
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->first), ::boost::forward<KeyType>(k));\
BOOST_CONTAINER_TRY{\
dispatch_uses_allocator(construct_alloc, arg_alloc, dtl::addressof(p->second) BOOST_MOVE_I##N BOOST_MOVE_FWD##N);\
}\
BOOST_CONTAINER_CATCH(...) {\
allocator_traits<ConstructAlloc>::destroy(construct_alloc, dtl::addressof(p->first));\
BOOST_CONTAINER_RETHROW\
}\
BOOST_CONTAINER_CATCH_END\
}\
//
BOOST_MOVE_ITERATE_0TO9(BOOST_CONTAINER_DISPATCH_USES_ALLOCATOR_PAIR_TRY_EMPLACE_CODE)
#undef BOOST_CONTAINER_DISPATCH_USES_ALLOCATOR_PAIR_TRY_EMPLACE_CODE
#endif //!defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
} //namespace dtl
}} // namespace boost { namespace container {
#include <boost/container/detail/config_end.hpp>
#endif // BOOST_CONTAINER_DISPATCH_USES_ALLOCATOR_HPP