X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/417ed3b671abe3a71fa4106d23d0a432084cc207..15f7e082b6a5831848150c7a95dab8b60b99ecce:/examples/cpp/network-ns3/s4u-network-ns3.cpp

diff --git a/examples/cpp/network-ns3/s4u-network-ns3.cpp b/examples/cpp/network-ns3/s4u-network-ns3.cpp
index a8a7f9db66..e1c8b39399 100644
--- a/examples/cpp/network-ns3/s4u-network-ns3.cpp
+++ b/examples/cpp/network-ns3/s4u-network-ns3.cpp
@@ -32,7 +32,7 @@ static void master(MasterWorkerNamesMap& names, const std::vector<std::string>&
   int id          = std::stoi(args[3]); // unique id to control statistics
 
   /* master and worker names */
-  names.emplace(id, MasterWorkerNames{sg4::Host::current()->get_name(), args[2]});
+  names.try_emplace(id, MasterWorkerNames{sg4::Host::current()->get_name(), args[2]});
 
   sg4::Mailbox* mbox = sg4::Mailbox::by_name(args[3]);