{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"bx.context.new_unary_op(None,"}]}
                    bx.context.new_unary_op(None, UnaryOp::BitwiseNegate, arg_type, mask) & sum;
                let and1 =
                let and2 = mask & mask_min;