From 7361e476b848e9fafa8382fc192c58414aef32f9 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Sun, 27 Jun 2004 15:40:29 +0000
Subject: [PATCH] Fixed operator--

[SVN r23210]
---
 include/boost/detail/atomic_count_gcc.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/detail/atomic_count_gcc.hpp b/include/boost/detail/atomic_count_gcc.hpp
index b4a46ce..8761b80 100644
--- a/include/boost/detail/atomic_count_gcc.hpp
+++ b/include/boost/detail/atomic_count_gcc.hpp
@@ -38,7 +38,7 @@ public:
 
     long operator--()
     {
-        return !__exchange_and_add(&value_, -1);
+        return __exchange_and_add(&value_, -1) - 1;
     }
 
     operator long() const