From 937d485e748ab56b2e902f7363886c9aef368494 Mon Sep 17 00:00:00 2001
From: Thomas Rodgers <trodgers@drw.com>
Date: Wed, 28 Jan 2015 16:38:14 -0600
Subject: [PATCH] Add cast to make Clang happy

---
 src/atomic_ptr.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/atomic_ptr.hpp b/src/atomic_ptr.hpp
index d4491211..dc44a34a 100644
--- a/src/atomic_ptr.hpp
+++ b/src/atomic_ptr.hpp
@@ -133,7 +133,7 @@ namespace zmq
                 (volatile PVOID*) &ptr, val_, cmp_);
 #elif defined ZMQ_ATOMIC_PTR_INTRINSIC
             T *old = cmp_;
-            __atomic_compare_exchange_n (&ptr, &old, val_, false,
+            __atomic_compare_exchange_n (&ptr, (volatile T**) &old, val_, false,
                     __ATOMIC_RELEASE, __ATOMIC_ACQUIRE);
             return old;
 #elif defined ZMQ_ATOMIC_PTR_ATOMIC_H