mymemory: kill system_free()

[model-checker.git] / nodestack.cc

diff --git a/nodestack.cc b/nodestack.cc
index 72c8d5cf5e46f7dca4241aa12f26958439ad15c3..3db80e8f6b4f8931ad3a238215c4294c86cd9708 100644 (file)
--- a/nodestack.cc
+++ b/nodestack.cc
@@ -267,13 +267,13 @@ thread_id_t Node::get_next_backtrack()
 bool Node::is_enabled(Thread *t)
 {
        int thread_id=id_to_int(t->get_id());
-       return thread_id < num_threads && (enabled_array[thread_id] == THREAD_ENABLED);
+       return thread_id < num_threads && (enabled_array[thread_id] != THREAD_DISABLED);
 }
 
 bool Node::is_enabled(thread_id_t tid)
 {
        int thread_id=id_to_int(tid);
-       return thread_id < num_threads && (enabled_array[thread_id] == THREAD_ENABLED);
+       return thread_id < num_threads && (enabled_array[thread_id] != THREAD_DISABLED);
 }
 
 bool Node::has_priority(thread_id_t tid)