{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"//"}]}
        // The target has no default cpu, but none is set explicitly
    if tcx.sess.target.need_explicit_cpu && tcx.sess.opts.cg.target_cpu.is_none() {
        tcx.dcx().emit_fatal(errors::CpuRequired);