{"ast_node_type":"variable","tokens":[{"end":42,"kind":"keyword","start":0,"text":"let"}]}
    let b = u16x4::from([30, 31, 32, 33]);
    let a = u16x4::from([1, 2, 3, 4]);
    let r: u16x4 = transmute(vpadd_u16(transmute(a), transmute(b)));