{"ast_node_type":"import","tokens":[{"end":20,"kind":"keyword","start":0,"text":"use"}]}
use rustc_span::sym;
use rustc_session::config::{self, CrateType, DebugInfo, LinkerPluginLto, Lto, OptLevel, Strip};
use rustc_target::spec::{Cc, LinkOutputKind, LinkerFlavor, Lld};