{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"Wasm(WasmInlineAsmRegClass::local)"}]}
            Wasm(WasmInlineAsmRegClass::local) => "r",
            ) => unreachable!("clobber-only"),
            Bpf(BpfInlineAsmRegClass::reg) => "r",