X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=execution.cc;h=a74147be4bbe7e068a9ddd05a58ff459ccb1a7c8;hb=3a4e118d45bf83a3b4c3a0a73d1071fa8fe5476d;hp=fc2370616388d0c60acf8048fceee307e33ef269;hpb=eb6e8431496fc3dfd7638fbfba4229f7215f6308;p=model-checker.git

diff --git a/execution.cc b/execution.cc
index fc23706..a74147b 100644
--- a/execution.cc
+++ b/execution.cc
@@ -380,6 +380,8 @@ ModelAction * ModelExecution::get_last_conflict(ModelAction *act) const
 		action_list_t::reverse_iterator rit;
 		for (rit = list->rbegin(); rit != list->rend(); rit++) {
 			ModelAction *prev = *rit;
+			if (prev == act)
+				continue;
 			if (prev->could_synchronize_with(act)) {
 				ret = prev;
 				break;