{"ast_node_type":"variable","tokens":[{"end":42,"kind":"keyword","start":0,"text":"let"}]}
                let lt = match ty.kind() {
            simd_reduce(fx, v, None, ret, &|fx, ty, a, b| {
                    ty::Int(_) => fx.bcx.ins().icmp(IntCC::SignedLessThan, a, b),