§1.

inter_name *RTRegions::found_in_iname?Usage of RTRegions::found_in_iname:
§2(instance *I) {
    if (REGIONS_DATA(I)->in_region_iname == NULL)
        REGIONS_DATA(I)->in_region_iname =
            Hierarchy::make_iname_in(REGION_FOUND_IN_FN_HL, RTInstances::package(I));
    return REGIONS_DATA(I)->in_region_iname;
}

§2.

void RTRegions::write_found_in_functions(void) {
    instance *I;
    LOOP_OVER_INSTANCES(I, K_object)
        if (Instances::of_kind(I, K_region)) {
            inter_name *iname = RTRegions::found_in_iname(I);
            packaging_state save = Functions::begin(iname);
            EmitCode::inv(IF_BIP);
            EmitCode::down();
                    EmitCode::call(Hierarchy::find(TESTREGIONALCONTAINMENT_HL));
                    EmitCode::down();
                        EmitCode::val_iname(K_object, Hierarchy::find(LOCATION_HL));
                        EmitCode::val_iname(K_object, RTInstances::value_iname(I));
                    EmitCode::up();
                EmitCode::code();
                EmitCode::down();
                    EmitCode::rtrue();
                EmitCode::up();
            EmitCode::up();
            EmitCode::rfalse();
            Functions::end(save);
        }
}