flatifier.cpp: revert change from commit ba1c6dce93, and omit empty routes from output.

[simgrid.git] / teshsuite / simdag / flatifier / flatifier.cpp

diff --git a/teshsuite/simdag/flatifier/flatifier.cpp b/teshsuite/simdag/flatifier/flatifier.cpp
index fb159fd..f8f854c 100644 (file)
--- a/teshsuite/simdag/flatifier/flatifier.cpp
+++ b/teshsuite/simdag/flatifier/flatifier.cpp
@@ -149,9 +149,11 @@ static void dump_routes()
     for (auto const& value2 : netpoints) { // to router
       if (not value2->is_router())
         continue;
-      std::printf("  <route src=\"%s\" dst=\"%s\">\n  ", value1->get_cname(), value2->get_cname());
       std::vector<simgrid::kernel::resource::LinkImpl*> route;
       simgrid::kernel::routing::NetZoneImpl::get_global_route(value1, value2, route, nullptr);
+      if (route.empty())
+        continue;
+      std::printf("  <route src=\"%s\" dst=\"%s\">\n  ", value1->get_cname(), value2->get_cname());
       for (auto const& link : route)
         std::printf("<link_ctn id=\"%s\"/>", link->get_cname());
       std::printf("\n  </route>\n");