[graph] Error check

1 year ago · 07e7033076
parent 7a9aac1ae3
commit 07e7033076
1 changed files with 2 additions and 1 deletions
--- a/src/graph/graph.hh
+++ b/src/graph/graph.hh
@ -280,7 +280,8 @@ struct graph_t
      for (auto _ : parents)
        new_parents.set (id_map[_.first], _.second);

-      parents = std::move (new_parents);
+      if (!new_parents.in_error ())
+	parents = std::move (new_parents);
    }

    void remap_parent (unsigned old_index, unsigned new_index)