{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"bx.cond_br(non_null,"}]}
            bx.cond_br(non_null, is_not_null, helper.llbb_with_cleanup(self, target));
                bx.icmp(base::bin_op_to_icmp_predicate(mir::BinOp::Ne, false), drop_fn, null);
            bx.switch_to_block(is_not_null);