extra check on actions

if another model than ptaskL07 is used, it appears that some actions
are seen that are not attached to tasks. skipped them, simdag does
nothing with it.

diff --git a/src/simdag/sd_global.cpp b/src/simdag/sd_global.cpp
index 88656c0..44767bc 100644 (file)
--- a/src/simdag/sd_global.cpp
+++ b/src/simdag/sd_global.cpp
@@ -57,7 +57,7 @@ std::set<SD_task_t>* simulate(double how_long){
     /* let's see which tasks are done */
     for (auto const& model : *all_existing_models) {
       surf_action_t action = surf_model_extract_done_action_set(model);
-      while (action != nullptr) {
+      while (action != nullptr && action->getData() != nullptr) {
         SD_task_t task = static_cast<SD_task_t>(action->getData());
         XBT_VERB("Task '%s' done", SD_task_get_name(task));
         SD_task_set_state(task, SD_DONE);