diff --git a/example/executor.cpp b/example/executor.cpp
index cd550dce..cb8fccc9 100644
--- a/example/executor.cpp
+++ b/example/executor.cpp
@@ -8,7 +8,7 @@
 #define BOOST_RESULT_OF_USE_DECLTYPE
 #endif
 #ifndef BOOST_NO_CXX11_DECLTYPE_N3276
-#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
+//#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
 #endif
 
 #define BOOST_THREAD_VERSION 4
diff --git a/example/future_fallback_to.cpp b/example/future_fallback_to.cpp
index e3944e47..c148b7c1 100644
--- a/example/future_fallback_to.cpp
+++ b/example/future_fallback_to.cpp
@@ -5,7 +5,7 @@
 
 #include <boost/config.hpp>
 #ifndef BOOST_NO_CXX11_DECLTYPE_N3276
-#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
+//#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
 #endif
 #if ! defined  BOOST_NO_CXX11_DECLTYPE
 #define BOOST_RESULT_OF_USE_DECLTYPE
diff --git a/example/future_then.cpp b/example/future_then.cpp
index 5402bce3..1e3cc9c3 100644
--- a/example/future_then.cpp
+++ b/example/future_then.cpp
@@ -5,7 +5,7 @@
 
 #include <boost/config.hpp>
 #ifndef BOOST_NO_CXX11_DECLTYPE_N3276
-#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
+//#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
 #endif
 #if ! defined  BOOST_NO_CXX11_DECLTYPE
 #define BOOST_RESULT_OF_USE_DECLTYPE
diff --git a/example/future_unwrap.cpp b/example/future_unwrap.cpp
index 081f1088..f49b98d5 100644
--- a/example/future_unwrap.cpp
+++ b/example/future_unwrap.cpp
@@ -5,7 +5,7 @@
 
 #include <boost/config.hpp>
 #ifndef BOOST_NO_CXX11_DECLTYPE_N3276
-#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
+//#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
 #endif
 #if ! defined  BOOST_NO_CXX11_DECLTYPE
 #define BOOST_RESULT_OF_USE_DECLTYPE
diff --git a/example/generic_executor_ref.cpp b/example/generic_executor_ref.cpp
index 4d2aa7f1..15b3b948 100644
--- a/example/generic_executor_ref.cpp
+++ b/example/generic_executor_ref.cpp
@@ -8,7 +8,7 @@
 #define BOOST_RESULT_OF_USE_DECLTYPE
 #endif
 #ifndef BOOST_NO_CXX11_DECLTYPE_N3276
-#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
+//#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
 #endif
 
 #define BOOST_THREAD_VERSION 4
diff --git a/example/lambda_future.cpp b/example/lambda_future.cpp
index b58d37af..2f77bca4 100644
--- a/example/lambda_future.cpp
+++ b/example/lambda_future.cpp
@@ -9,7 +9,7 @@
 #define BOOST_RESULT_OF_USE_DECLTYPE
 #endif
 #ifndef BOOST_NO_CXX11_DECLTYPE_N3276
-#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
+//#define BOOST_THREAD_NO_CXX11_DECLTYPE_N3276
 #endif
 
 #define BOOST_THREAD_VERSION 4
diff --git a/include/boost/thread/future.hpp b/include/boost/thread/future.hpp
index c3867d9d..54708dba 100644
--- a/include/boost/thread/future.hpp
+++ b/include/boost/thread/future.hpp
@@ -827,11 +827,6 @@ namespace boost
           {
             this->set_async();
           }
-          explicit future_async_shared_state_base(BOOST_THREAD_RV_REF(boost::thread) th) :
-            thr_(boost::move(th))
-          {
-            this->set_async();
-          }
 
           ~future_async_shared_state_base()
           {
@@ -851,12 +846,9 @@ namespace boost
         template<typename Rp, typename Fp>
         struct future_async_shared_state: future_async_shared_state_base<Rp>
         {
-          typedef future_async_shared_state_base<Rp> base_type;
-
-        public:
-          explicit future_async_shared_state(BOOST_THREAD_FWD_REF(Fp) f) :
-          base_type(thread(&future_async_shared_state::run, this, boost::move(f)))
+          explicit future_async_shared_state(BOOST_THREAD_FWD_REF(Fp) f)
           {
+            this->thr_ = thread(&future_async_shared_state::run, this, boost::forward<Fp>(f));
           }
 
           static void run(future_async_shared_state* that, BOOST_THREAD_FWD_REF(Fp) f)
@@ -881,12 +873,9 @@ namespace boost
         template<typename Fp>
         struct future_async_shared_state<void, Fp>: public future_async_shared_state_base<void>
         {
-          typedef future_async_shared_state_base<void> base_type;
-
-        public:
-          explicit future_async_shared_state(BOOST_THREAD_FWD_REF(Fp) f) :
-          base_type(thread(&future_async_shared_state::run, this, boost::move(f)))
+          explicit future_async_shared_state(BOOST_THREAD_FWD_REF(Fp) f)
           {
+            this->thr_ = thread(&future_async_shared_state::run, this, boost::move(f));
           }
 
           static void run(future_async_shared_state* that, BOOST_THREAD_FWD_REF(Fp) f)
@@ -912,12 +901,12 @@ namespace boost
         template<typename Rp, typename Fp>
         struct future_async_shared_state<Rp&, Fp>: future_async_shared_state_base<Rp&>
         {
-          typedef future_async_shared_state_base<Rp&> base_type;
+          //typedef future_async_shared_state_base<Rp&> base_type;
 
         public:
-          explicit future_async_shared_state(BOOST_THREAD_FWD_REF(Fp) f) :
-          base_type(thread(&future_async_shared_state::run, this, boost::move(f)))
+          explicit future_async_shared_state(BOOST_THREAD_FWD_REF(Fp) f)
           {
+            this->thr_ = thread(&future_async_shared_state::run, this, boost::move(f));
           }
 
           static void run(future_async_shared_state* that, BOOST_THREAD_FWD_REF(Fp) f)