X-Git-Url: http://plrg.eecs.uci.edu/git/?p=c11tester.git;a=blobdiff_plain;f=futex.cc;h=677b4afd9fe29740aacd604566d8811da833d06f;hp=0647337bc725b61d0110953e8670bc01784b6a7f;hb=25d73096cfc14c655f94b01bb235cc5efd1d5696;hpb=a1280c133564afec30de10cc1de12a23b02a13d0

diff --git a/futex.cc b/futex.cc
index 0647337b..677b4afd 100644
--- a/futex.cc
+++ b/futex.cc
@@ -61,6 +61,10 @@ namespace std _GLIBCXX_VISIBILITY(default)
 		// INT_MAX wakes all the waiters at the address __addr
 		ModelExecution *execution = model->get_execution();
 		cdsc::condition_variable *v = execution->getCondMap()->get( (pthread_cond_t *) __addr);
+
+		if (v == NULL)
+			return;// do nothing
+
 		v->notify_all();
 	}