fn copy_all_cgu_workproducts_to_incr_comp_cache_dir(
sess: &Session,
compiled_modules: &CompiledModules
) -> FxIndexMap<WorkProductId, WorkProduct>
fn copy_all_cgu_workproducts_to_incr_comp_cache_dir(
sess: &Session,
compiled_modules: &CompiledModules
) -> FxIndexMap<WorkProductId, WorkProduct>