{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"\"__builtin_ia32_vfmaddps512_mask\""}]}
            "__builtin_ia32_vfmaddps512_mask" | "__builtin_ia32_vfmaddpd512_mask" => {
            }
                let mut new_args = args.to_vec();