{"ast_node_type":"variable","tokens":[{"end":96,"kind":"keyword","start":0,"text":"asm::InlineAsmRegOrRegClass::RegClass(if"}]}
                        asm::InlineAsmRegOrRegClass::RegClass(if let Some(asm_arch) = asm_arch {
                    InlineAsmRegOrRegClass::RegClass(reg_class) => {
                            asm::InlineAsmRegClass::parse(asm_arch, reg_class).unwrap_or_else(