action: improve "unintialized load" bug print

diff --git a/action.cc b/action.cc
index e2557f0..14ad71d 100644 (file)
--- a/action.cc
+++ b/action.cc
@@ -478,7 +478,10 @@ void ModelAction::set_read_from(const ModelAction *act)
        reads_from = act;
        reads_from_promise = NULL;
        if (act->is_uninitialized())
-               model->assert_bug("May read from uninitialized atomic\n");
+               model->assert_bug("May read from uninitialized atomic:\n"
+                               "    action %d, thread %d, location %p (%s, %s)",
+                               seq_number, id_to_int(tid), location,
+                               get_type_str(), get_mo_str());
 }
 
 /**