{"ast_node_type":"import","tokens":[{"end":89,"kind":"keyword","start":0,"text":"//"}]}
                            // NOTE: it seems we need to use add_driver_option instead of
                        if cgcx.target_arch == "x86" || cgcx.target_arch == "x86_64" {
                            // add_command_line_option here because we use the LTO frontend via gcc.