- add("if_feature", &Loader::if_feature);
- add("program", &Loader::component_arg<BinaryComponent, BinaryComponent::Type, BinaryComponent::PROGRAM>);
- add("library", &Loader::component_arg<BinaryComponent, BinaryComponent::Type, BinaryComponent::LIBRARY>);
- add("module", &Loader::component_arg<BinaryComponent, BinaryComponent::Type, BinaryComponent::MODULE>);