From 4939d6b723293824d970788a7726b222cdf8ca2b Mon Sep 17 00:00:00 2001
From: Steve Huston <shuston@riverace.com>
Date: Fri, 1 Dec 2023 22:04:44 +0000
Subject: [PATCH] Change to C++ std::atomic

---
 ACE/ace/Barrier.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ACE/ace/Barrier.h b/ACE/ace/Barrier.h
index cc6dadea646d0..33356c0b3225c 100644
--- a/ACE/ace/Barrier.h
+++ b/ACE/ace/Barrier.h
@@ -45,7 +45,7 @@ ACE_END_VERSIONED_NAMESPACE_DECL
 
 #else /* ACE_HAS_THREADS */
 
-#include "ace/Atomic_Op.h"
+#include <atomic>
 #include "ace/Condition_Thread_Mutex.h"
 
 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
@@ -64,7 +64,7 @@ struct ACE_Export ACE_Sub_Barrier
   ACE_Condition_Thread_Mutex barrier_finished_;
 
   /// Number of threads that are still running.
-  ACE_Atomic_Op<ACE_Thread_Mutex, int> running_threads_;
+  std::atomic<int> running_threads_;
 
   /// Dump the state of an object.
   void dump () const;