diff --git a/asio/include/asio/impl/spawn.hpp b/asio/include/asio/impl/spawn.hpp
index 195d686e..6337be2c 100644
--- a/asio/include/asio/impl/spawn.hpp
+++ b/asio/include/asio/impl/spawn.hpp
@@ -362,6 +362,20 @@ namespace detail {
   template <typename Handler, typename Function>
   struct spawn_helper
   {
+    typedef typename associated_allocator<Handler>::type allocator_type;
+
+    allocator_type get_allocator() const ASIO_NOEXCEPT
+    {
+      return (get_associated_allocator)(data_->handler_);
+    }
+
+    typedef typename associated_executor<Handler>::type executor_type;
+
+    executor_type get_executor() const ASIO_NOEXCEPT
+    {
+      return (get_associated_executor)(data_->handler_);
+    }
+
     void operator()()
     {
       typedef typename basic_yield_context<Handler>::callee_type callee_type;
@@ -427,12 +441,6 @@ void spawn(ASIO_MOVE_ARG(Handler) handler,
   typedef typename decay<Handler>::type handler_type;
   typedef typename decay<Function>::type function_type;
 
-  typename associated_executor<handler_type>::type ex(
-      (get_associated_executor)(handler));
-
-  typename associated_allocator<handler_type>::type a(
-      (get_associated_allocator)(handler));
-
   detail::spawn_helper<handler_type, function_type> helper;
   helper.data_.reset(
       new detail::spawn_data<handler_type, function_type>(
@@ -440,7 +448,7 @@ void spawn(ASIO_MOVE_ARG(Handler) handler,
         ASIO_MOVE_CAST(Function)(function)));
   helper.attributes_ = attributes;
 
-  ex.dispatch(helper, a);
+  asio::dispatch(helper);
 }
 
 template <typename Handler, typename Function>
@@ -452,12 +460,6 @@ void spawn(basic_yield_context<Handler> ctx,
 
   Handler handler(ctx.handler_); // Explicit copy that might be moved from.
 
-  typename associated_executor<Handler>::type ex(
-      (get_associated_executor)(handler));
-
-  typename associated_allocator<Handler>::type a(
-      (get_associated_allocator)(handler));
-
   detail::spawn_helper<Handler, function_type> helper;
   helper.data_.reset(
       new detail::spawn_data<Handler, function_type>(
@@ -465,7 +467,7 @@ void spawn(basic_yield_context<Handler> ctx,
         ASIO_MOVE_CAST(Function)(function)));
   helper.attributes_ = attributes;
 
-  ex.dispatch(helper, a);
+  asio::dispatch(helper);
 }
 
 template <typename Function, typename Executor>
@@ -490,6 +492,8 @@ inline void spawn(const strand<Executor>& ex,
       ASIO_MOVE_CAST(Function)(function), attributes);
 }
 
+#if !defined(ASIO_NO_TS_EXECUTORS)
+
 template <typename Function>
 inline void spawn(const asio::io_context::strand& s,
     ASIO_MOVE_ARG(Function) function,
@@ -500,6 +504,8 @@ inline void spawn(const asio::io_context::strand& s,
       ASIO_MOVE_CAST(Function)(function), attributes);
 }
 
+#endif // !defined(ASIO_NO_TS_EXECUTORS)
+
 template <typename Function, typename ExecutionContext>
 inline void spawn(ExecutionContext& ctx,
     ASIO_MOVE_ARG(Function) function,
diff --git a/asio/include/asio/spawn.hpp b/asio/include/asio/spawn.hpp
index c8603abb..ba000977 100644
--- a/asio/include/asio/spawn.hpp
+++ b/asio/include/asio/spawn.hpp
@@ -289,6 +289,8 @@ void spawn(const strand<Executor>& ex,
     const boost::coroutines::attributes& attributes
       = boost::coroutines::attributes());
 
+#if !defined(ASIO_NO_TS_EXECUTORS)
+
 /// Start a new stackful coroutine that executes in the context of a strand.
 /**
  * This function is used to launch a new coroutine.
@@ -308,6 +310,8 @@ void spawn(const asio::io_context::strand& s,
     const boost::coroutines::attributes& attributes
       = boost::coroutines::attributes());
 
+#endif // !defined(ASIO_NO_TS_EXECUTORS)
+
 /// Start a new stackful coroutine that executes on a given execution context.
 /**
  * This function is used to launch a new coroutine.