{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":".flat_map(|feat|"}]}
        .flat_map(|feat| feat.into_iter().map(|f| format!("+{f}")))
        // Convert LLVMFeatures & dependencies to +<feats>s
        .chain(codegen_fn_attrs.instruction_set.iter().map(|x| match x {