model: add const qualifier to get_thread()

[model-checker.git] / model.h

diff --git a/model.h b/model.h
index 62c762711bcb8300765483ee075ec9747d412d5f..3dbd562755e41ece4f9836b9e6fa53a9c52c313f 100644 (file)
--- a/model.h
+++ b/model.h
@@ -72,8 +72,8 @@ public:
 
        void add_thread(Thread *t);
        void remove_thread(Thread *t);
-       Thread * get_thread(thread_id_t tid);
-       Thread * get_thread(ModelAction *act);
+       Thread * get_thread(thread_id_t tid) const;
+       Thread * get_thread(ModelAction *act) const;
 
        thread_id_t get_next_id();
        int get_num_threads();