Example 1

void Session::registerClient(Client const & /* client */) {
    // if (!registered(client)) {
    //     m_clients.push_back(client)
    // }
}

Example 2

switch (table_selector) {
    case table0:
         /* convertTable0(data);
         break; */
    case table1:
         convertTable1(data);
         break;
    ....
}