{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"fx.compute_per_local_var_debug_info(&mut"}]}
        fx.compute_per_local_var_debug_info(&mut start_bx).unzip();
    let (per_local_var_debug_info, consts_debug_info) =
    fx.per_local_var_debug_info = per_local_var_debug_info;