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diff --git a/boost/coroutine/detail/pull_coroutine_object.hpp b/boost/coroutine/detail/pull_coroutine_object.hpp
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+++ b/boost/coroutine/detail/pull_coroutine_object.hpp
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+
+// Copyright Oliver Kowalke 2009.
+// 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)
+
+#ifndef BOOST_COROUTINES_DETAIL_PULL_COROUTINE_OBJECT_H
+#define BOOST_COROUTINES_DETAIL_PULL_COROUTINE_OBJECT_H
+
+#include <boost/assert.hpp>
+#include <boost/config.hpp>
+#include <boost/cstdint.hpp>
+#include <boost/exception_ptr.hpp>
+#include <boost/move/move.hpp>
+
+#include <boost/coroutine/detail/config.hpp>
+#include <boost/coroutine/detail/coroutine_context.hpp>
+#include <boost/coroutine/detail/flags.hpp>
+#include <boost/coroutine/detail/pull_coroutine_impl.hpp>
+#include <boost/coroutine/detail/trampoline_pull.hpp>
+#include <boost/coroutine/exceptions.hpp>
+#include <boost/coroutine/flags.hpp>
+#include <boost/coroutine/stack_context.hpp>
+
+#ifdef BOOST_HAS_ABI_HEADERS
+# include BOOST_ABI_PREFIX
+#endif
+
+#if defined(BOOST_MSVC)
+# pragma warning(push)
+# pragma warning(disable:4355)
+#endif
+
+namespace boost {
+namespace coroutines {
+namespace detail {
+
+struct pull_coroutine_context
+{
+ coroutine_context caller;
+ coroutine_context callee;
+
+ template< typename Coro >
+ pull_coroutine_context( stack_context const& stack_ctx, Coro *) :
+ caller(),
+ callee( trampoline_pull< Coro >, stack_ctx)
+ {}
+};
+
+template< typename PushCoro, typename R, typename Fn, typename StackAllocator >
+class pull_coroutine_object : private pull_coroutine_context,
+ public pull_coroutine_impl< R >
+{
+private:
+ typedef pull_coroutine_context ctx_t;
+ typedef pull_coroutine_impl< R > base_t;
+ typedef pull_coroutine_object< PushCoro, R, Fn, StackAllocator > obj_t;
+
+ Fn fn_;
+ stack_context stack_ctx_;
+ StackAllocator stack_alloc_;
+
+ static void deallocate_( obj_t * obj)
+ {
+ stack_context stack_ctx( obj->stack_ctx_);
+ StackAllocator stack_alloc( obj->stack_alloc_);
+ obj->unwind_stack();
+ obj->~obj_t();
+ stack_alloc.deallocate( stack_ctx);
+ }
+
+public:
+#ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
+ pull_coroutine_object( Fn fn, attributes const& attrs,
+ stack_context const& stack_ctx,
+ stack_context const& internal_stack_ctx,
+ StackAllocator const& stack_alloc) BOOST_NOEXCEPT :
+ ctx_t( internal_stack_ctx, this),
+ base_t( & this->caller,
+ & this->callee,
+ stack_unwind == attrs.do_unwind,
+ fpu_preserved == attrs.preserve_fpu),
+ fn_( fn),
+ stack_ctx_( stack_ctx),
+ stack_alloc_( stack_alloc)
+ {}
+#endif
+
+ pull_coroutine_object( BOOST_RV_REF( Fn) fn, attributes const& attrs,
+ stack_context const& stack_ctx,
+ stack_context const& internal_stack_ctx,
+ StackAllocator const& stack_alloc) BOOST_NOEXCEPT :
+ ctx_t( internal_stack_ctx, this),
+ base_t( & this->caller,
+ & this->callee,
+ stack_unwind == attrs.do_unwind,
+ fpu_preserved == attrs.preserve_fpu),
+#ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
+ fn_( fn),
+#else
+ fn_( boost::forward< Fn >( fn) ),
+#endif
+ stack_ctx_( stack_ctx),
+ stack_alloc_( stack_alloc)
+ {}
+
+ void run()
+ {
+ BOOST_ASSERT( ! base_t::unwind_requested() );
+
+ base_t::flags_ |= flag_started;
+ base_t::flags_ |= flag_running;
+
+ // create push_coroutine
+ typename PushCoro::synth_type b( & this->callee, & this->caller, false, base_t::preserve_fpu() );
+ PushCoro push_coro( synthesized_t::syntesized, b);
+ try
+ { fn_( push_coro); }
+ catch ( forced_unwind const&)
+ {}
+ catch (...)
+ { base_t::except_ = current_exception(); }
+
+ base_t::flags_ |= flag_complete;
+ base_t::flags_ &= ~flag_running;
+ typename base_t::param_type to;
+ this->callee.jump(
+ this->caller,
+ reinterpret_cast< intptr_t >( & to),
+ base_t::preserve_fpu() );
+ BOOST_ASSERT_MSG( false, "pull_coroutine is complete");
+ }
+
+ void destroy()
+ { deallocate_( this); }
+};
+
+template< typename PushCoro, typename R, typename Fn, typename StackAllocator >
+class pull_coroutine_object< PushCoro, R &, Fn, StackAllocator > : private pull_coroutine_context,
+ public pull_coroutine_impl< R & >
+{
+private:
+ typedef pull_coroutine_context ctx_t;
+ typedef pull_coroutine_impl< R & > base_t;
+ typedef pull_coroutine_object< PushCoro, R &, Fn, StackAllocator > obj_t;
+
+ Fn fn_;
+ stack_context stack_ctx_;
+ StackAllocator stack_alloc_;
+
+ static void deallocate_( obj_t * obj)
+ {
+ stack_context stack_ctx( obj->stack_ctx_);
+ StackAllocator stack_alloc( obj->stack_alloc_);
+ obj->unwind_stack();
+ obj->~obj_t();
+ stack_alloc.deallocate( stack_ctx);
+ }
+
+public:
+#ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
+ pull_coroutine_object( Fn fn, attributes const& attrs,
+ stack_context const& stack_ctx,
+ stack_context const& internal_stack_ctx,
+ StackAllocator const& stack_alloc) BOOST_NOEXCEPT :
+ ctx_t( internal_stack_ctx, this),
+ base_t( & this->caller,
+ & this->callee,
+ stack_unwind == attrs.do_unwind,
+ fpu_preserved == attrs.preserve_fpu),
+ fn_( fn),
+ stack_ctx_( stack_ctx),
+ stack_alloc_( stack_alloc)
+ {}
+#endif
+
+ pull_coroutine_object( BOOST_RV_REF( Fn) fn, attributes const& attrs,
+ stack_context const& stack_ctx,
+ stack_context const& internal_stack_ctx,
+ StackAllocator const& stack_alloc) BOOST_NOEXCEPT :
+ ctx_t( internal_stack_ctx, this),
+ base_t( & this->caller,
+ & this->callee,
+ stack_unwind == attrs.do_unwind,
+ fpu_preserved == attrs.preserve_fpu),
+#ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
+ fn_( fn),
+#else
+ fn_( boost::forward< Fn >( fn) ),
+#endif
+ stack_ctx_( stack_ctx),
+ stack_alloc_( stack_alloc)
+ {}
+
+ void run()
+ {
+ BOOST_ASSERT( ! base_t::unwind_requested() );
+
+ base_t::flags_ |= flag_started;
+ base_t::flags_ |= flag_running;
+
+ // create push_coroutine
+ typename PushCoro::synth_type b( & this->callee, & this->caller, false, base_t::preserve_fpu() );
+ PushCoro push_coro( synthesized_t::syntesized, b);
+ try
+ { fn_( push_coro); }
+ catch ( forced_unwind const&)
+ {}
+ catch (...)
+ { base_t::except_ = current_exception(); }
+
+ base_t::flags_ |= flag_complete;
+ base_t::flags_ &= ~flag_running;
+ typename base_t::param_type to;
+ this->callee.jump(
+ this->caller,
+ reinterpret_cast< intptr_t >( & to),
+ base_t::preserve_fpu() );
+ BOOST_ASSERT_MSG( false, "pull_coroutine is complete");
+ }
+
+ void destroy()
+ { deallocate_( this); }
+};
+
+template< typename PushCoro, typename Fn, typename StackAllocator >
+class pull_coroutine_object< PushCoro, void, Fn, StackAllocator > : private pull_coroutine_context,
+ public pull_coroutine_impl< void >
+{
+private:
+ typedef pull_coroutine_context ctx_t;
+ typedef pull_coroutine_impl< void > base_t;
+ typedef pull_coroutine_object< PushCoro, void, Fn, StackAllocator > obj_t;
+
+ Fn fn_;
+ stack_context stack_ctx_;
+ StackAllocator stack_alloc_;
+
+ static void deallocate_( obj_t * obj)
+ {
+ stack_context stack_ctx( obj->stack_ctx_);
+ StackAllocator stack_alloc( obj->stack_alloc_);
+ obj->unwind_stack();
+ obj->~obj_t();
+ stack_alloc.deallocate( stack_ctx);
+ }
+
+public:
+#ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
+ pull_coroutine_object( Fn fn, attributes const& attrs,
+ stack_context const& stack_ctx,
+ stack_context const& internal_stack_ctx,
+ StackAllocator const& stack_alloc) BOOST_NOEXCEPT :
+ ctx_t( internal_stack_ctx, this),
+ base_t( & this->caller,
+ & this->callee,
+ stack_unwind == attrs.do_unwind,
+ fpu_preserved == attrs.preserve_fpu),
+ fn_( fn),
+ stack_ctx_( stack_ctx),
+ stack_alloc_( stack_alloc)
+ {}
+#endif
+
+ pull_coroutine_object( BOOST_RV_REF( Fn) fn, attributes const& attrs,
+ stack_context const& stack_ctx,
+ stack_context const& internal_stack_ctx,
+ StackAllocator const& stack_alloc) BOOST_NOEXCEPT :
+ ctx_t( internal_stack_ctx, this),
+ base_t( & this->caller,
+ & this->callee,
+ stack_unwind == attrs.do_unwind,
+ fpu_preserved == attrs.preserve_fpu),
+#ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
+ fn_( fn),
+#else
+ fn_( boost::forward< Fn >( fn) ),
+#endif
+ stack_ctx_( stack_ctx),
+ stack_alloc_( stack_alloc)
+ {}
+
+ void run()
+ {
+ BOOST_ASSERT( ! base_t::unwind_requested() );
+
+ base_t::flags_ |= flag_started;
+ base_t::flags_ |= flag_running;
+
+ // create push_coroutine
+ typename PushCoro::synth_type b( & this->callee, & this->caller, false, base_t::preserve_fpu() );
+ PushCoro push_coro( synthesized_t::syntesized, b);
+ try
+ { fn_( push_coro); }
+ catch ( forced_unwind const&)
+ {}
+ catch (...)
+ { base_t::except_ = current_exception(); }
+
+ base_t::flags_ |= flag_complete;
+ base_t::flags_ &= ~flag_running;
+ typename base_t::param_type to;
+ this->callee.jump(
+ this->caller,
+ reinterpret_cast< intptr_t >( & to),
+ base_t::preserve_fpu() );
+ BOOST_ASSERT_MSG( false, "pull_coroutine is complete");
+ }
+
+ void destroy()
+ { deallocate_( this); }
+};
+
+}}}
+
+#if defined(BOOST_MSVC)
+# pragma warning(pop)
+#endif
+
+#ifdef BOOST_HAS_ABI_HEADERS
+# include BOOST_ABI_SUFFIX
+#endif
+
+#endif // BOOST_COROUTINES_DETAIL_PULL_COROUTINE_OBJECT_H