From 7925552a89ff5a7c8a0fc5a2e66cfac65266018f Mon Sep 17 00:00:00 2001
From: Christopher Kohlhoff <chris@kohlhoff.com>
Date: Wed, 2 Mar 2022 21:40:43 +1100
Subject: [PATCH] Mark experimental::make_parallel_group() result as nodiscard.

---
 include/boost/asio/experimental/parallel_group.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/boost/asio/experimental/parallel_group.hpp b/include/boost/asio/experimental/parallel_group.hpp
index e04dcc20..cd543108 100644
--- a/include/boost/asio/experimental/parallel_group.hpp
+++ b/include/boost/asio/experimental/parallel_group.hpp
@@ -201,7 +201,8 @@ private:
  * @endcode
  */
 template <typename... Ops>
-inline parallel_group<Ops...> make_parallel_group(Ops... ops)
+BOOST_ASIO_NODISCARD inline parallel_group<Ops...>
+make_parallel_group(Ops... ops)
 {
   return parallel_group<Ops...>(std::move(ops)...);
 }