nodestack: re-insert falsely-declared "dead code"

[c11tester.git] / nodestack.cc

diff --git a/nodestack.cc b/nodestack.cc
index 131452d8f8e220200b04c43be926232348afadbd..aa3a6c97d4520f1f9faee2ae7592dbaf218da490 100644 (file)
--- a/nodestack.cc
+++ b/nodestack.cc
@@ -109,6 +109,9 @@ thread_id_t Node::get_next_backtrack()
        for (i = 0; i < backtrack.size(); i++)
                if (backtrack[i] == true)
                        break;
+       /* Backtrack set was empty? */
+       ASSERT(i != backtrack.size());
+
        backtrack[i] = false;
        numBacktracks--;
        return int_to_id(i);