- simgrid::s4u::MailboxPtr in = simgrid::s4u::Mailbox::byName(argv[1]);
- simgrid::s4u::MailboxPtr out = simgrid::s4u::Mailbox::byName(argv[2]);
- std::string* msg = static_cast<std::string*>(in->get());
+ simgrid::s4u::Mailbox* in = simgrid::s4u::Mailbox::by_name(argv[1]);
+ simgrid::s4u::Mailbox* out = simgrid::s4u::Mailbox::by_name(argv[2]);
+ auto* msg = in->get<std::string>();