update distance table entries only if larger than 0.

Project-OSRM · Nov 13, 2014 · bec585e · bec585e
1 parent 2cc8ae8
commit bec585e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/RoutingAlgorithms/ManyToManyRouting.h b/RoutingAlgorithms/ManyToManyRouting.h
@@ -171,7 +171,7 @@ template <class DataFacadeT> class ManyToManyRouting final : public BasicRouting
                     (*result_table)[source_id * number_of_locations + target_id];
                 // check if new distance is better
                 const EdgeWeight new_distance = source_distance + target_distance;
-                if (new_distance >= 0 && new_distance < current_distance)
+                if (new_distance > 0 && new_distance < current_distance)
                 {
                     (*result_table)[source_id * number_of_locations + target_id] =
                         (source_distance + target_distance);