diff --git a/asio/include/asio/impl/use_awaitable.hpp b/asio/include/asio/impl/use_awaitable.hpp
index 36d5bf749d..1e6bec983f 100644
--- a/asio/include/asio/impl/use_awaitable.hpp
+++ b/asio/include/asio/impl/use_awaitable.hpp
@@ -219,9 +219,9 @@ class async_result<use_awaitable_t<Executor>, R(Args...)>
       };
 
     for (;;) {} // Never reached.
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) and not(__clang__)
     co_return dummy_return<typename return_type::value_type>();
-#endif // defined(_MSC_VER)
+#endif // defined(_MSC_VER) and not(__clang__)
   }
 };