--- glom-1.32.0/glom/glom_test_connection.cc.orig	2019-10-28 14:38:20.000000000 +0100
+++ glom-1.32.0/glom/glom_test_connection.cc	2019-10-31 07:57:44.519558468 +0100
@@ -200,7 +200,7 @@
   {
     //TODO: Move some of the *CentralHosted API into a multiply-inherited Server base class,
     //to avoid the duplication?
-    auto derived_backend = std::make_shared<Glom::ConnectionPoolBackends::MySQLCentralHosted;
+    auto derived_backend = std::make_shared<Glom::ConnectionPoolBackends::MySQLCentralHosted>();
 
     //Use a specified port, or try all suitable ports:
     if(group.m_arg_server_port)