{"ast_node_type":"variable","tokens":[{"end":72,"kind":"keyword","start":0,"text":"let"}]}
                            let zero = self.cx.gcc_zero(arg.get_type());
                            let result = func.new_local(None, self.u32_type, "zeros");
                            let cond = self.gcc_icmp(IntPredicate::IntEQ, arg, zero);