{
if (!REPRS_Registered)
{
REPRRegistry.register_REPR("KnowHOWREPR", new KnowHOWREPR());
REPRRegistry.register_REPR("P6opaque", new P6opaque());
REPRRegistry.register_REPR("P6hash", new P6hash());
REPRRegistry.register_REPR("P6int", new P6int());
REPRRegistry.register_REPR("P6num", new P6num());
REPRRegistry.register_REPR("P6str", new P6str());
REPRRegistry.register_REPR("P6capture", new P6capture());
REPRRegistry.register_REPR("RakudoCodeRef", new RakudoCodeRef());