{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"llvm_plugins:"}]}
            llvm_plugins: if_regular!(sess.opts.unstable_opts.llvm_plugins.clone(), vec![]),
            emit_lifetime_markers: sess.emit_lifetime_markers(),
            autodiff: if_regular!(sess.opts.unstable_opts.autodiff.clone(), vec![]),