Ticket #4818: boost-thread-pthread-condition_variable.hpp.diff

boost/thread/pthread/condition_variable.hpp

@@ -52 +52 @@
         guard.activate(m);
         int const res=pthread_cond_wait(&cond,&internal_mutex);
         BOOST_ASSERT(!res);
+        (void)res;
         this_thread::interruption_point();
     }