{"ast_node_type":"variable","tokens":[{"end":85,"kind":"keyword","start":0,"text":"let"}]}
                            let cond = self.gcc_icmp(IntPredicate::IntEQ, arg, zero);
                            let zero = self.cx.gcc_zero(arg.get_type());
                            self.llbb().end_with_conditional(None, cond, then_block, else_block);