Add instance signals for all Disk signals

[simgrid.git] / src / dag / loaders.cpp

diff --git a/src/dag/loaders.cpp b/src/dag/loaders.cpp
index 438d8b6b0b38b6eca3922e932a580f5b1734e9d5..f0d18268fd6699ecc0311a96ecf3dd2985227d6d 100644 (file)
--- a/src/dag/loaders.cpp
+++ b/src/dag/loaders.cpp
@@ -22,6 +22,7 @@
 
 #if SIMGRID_HAVE_JSON
 #include <nlohmann/json.hpp>
+#include <sstream>
 #endif
 
 #if HAVE_GRAPHVIZ
@@ -94,7 +95,7 @@ std::vector<ActivityPtr> create_DAG_from_json(const std::string& filename)
   std::ifstream f(filename);
   auto data = nlohmann::json::parse(f);
   std::vector<ActivityPtr> dag = {};
-  std::map<std::string, std::vector<ActivityPtr>> successors = {};
+  std::map<std::string, std::vector<ActivityPtr>, std::less<>> successors = {};
   std::map<ActivityPtr, Host*> comms_destinations = {};
   ActivityPtr current; 
   
@@ -128,12 +129,8 @@ std::vector<ActivityPtr> create_DAG_from_json(const std::string& filename)
     }
 
     dag.push_back(current);
-    for (auto const& parent: task["parents"]) {
-      auto it = successors.find(parent);
-      if (it == successors.end())
-        successors[parent] = {};
+    for (auto const& parent : task["parents"])
       successors[parent].push_back(current);
-    }
   }
   // Assign successors
   for (auto const& [parent, successors_list] : successors)