From 9c8bca1d013a3893b26af1cdf50aaee934835a4e Mon Sep 17 00:00:00 2001
From: Andrey Semashev <andrey.semashev@gmail.com>
Date: Sun, 28 Jan 2018 23:23:08 +0300
Subject: [PATCH] Added a missing assert that consume is prohibited in
 atomic_flag::clear.

---
 include/boost/atomic/detail/atomic_flag.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/atomic/detail/atomic_flag.hpp b/include/boost/atomic/detail/atomic_flag.hpp
index 7fb44cd..6f5fc8a 100644
--- a/include/boost/atomic/detail/atomic_flag.hpp
+++ b/include/boost/atomic/detail/atomic_flag.hpp
@@ -55,6 +55,7 @@ struct atomic_flag
 
     BOOST_FORCEINLINE void clear(memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
     {
+        BOOST_ASSERT(order != memory_order_consume);
         BOOST_ASSERT(order != memory_order_acquire);
         BOOST_ASSERT(order != memory_order_acq_rel);
         operations::clear(m_storage.value, order);