To compile the main/synoptic/instances submodule.

§1. Before this runs, instance packages are scattered all over the Inter tree.

As this is called, Synoptic Utilities has already formed a list instance_nodes of packages of type _instance.

This section is a placeholder for now. 

void SynopticInstances::compile(inter_tree *I, tree_inventory *inv) {
    if (TreeLists::len(inv->instance_nodes) > 0) {
        TreeLists::sort(inv->instance_nodes, Synoptic::module_order);
    }
    Define SHOWMEINSTANCEDETAILS function1.1
}

§1.1. Define SHOWMEINSTANCEDETAILS function1.1 = 

    inter_name *iname = HierarchyLocations::find(I, SHOWMEINSTANCEDETAILS_HL);
    Synoptic::begin_function(I, iname);
    inter_symbol *which_s = Synoptic::local(I, I"which", NULL);
    inter_symbol *na_s = Synoptic::local(I, I"na", NULL);
    inter_symbol *t_0_s = Synoptic::local(I, I"t_0", NULL);
    for (int i=0; i<TreeLists::len(inv->instance_nodes); i++) {
        inter_package *pack = Inter::Package::defined_by_frame(inv->instance_nodes->list[i].node);
        inter_symbol *showme_s = Metadata::read_optional_symbol(pack, I"^showme_fn");
        if (showme_s) {
            Produce::inv_primitive(I, STORE_BIP);
            Produce::down(I);
                Produce::ref_symbol(I, K_value, na_s);
                Produce::inv_call(I, showme_s);
                Produce::down(I);
                    Produce::val_symbol(I, K_value, which_s);
                    Produce::val_symbol(I, K_value, na_s);
                    Produce::val_symbol(I, K_value, t_0_s);
                Produce::up(I);
            Produce::up(I);
        }
    }
    Produce::inv_primitive(I, RETURN_BIP);
    Produce::down(I);
        Produce::val_symbol(I, K_value, na_s);
    Produce::up(I);
    Synoptic::end_function(I, iname);