{"ast_node_type":"variable","tokens":[{"end":70,"kind":"keyword","start":0,"text":"let"}]}
    let a = _mm256_setr_epi32(100, 200, 300, 400, 500, 600, 700, 800);
unsafe fn test_mm256_permutevar8x32_epi32() {
    let idx = _mm256_setr_epi32(7, 6, 5, 4, 3, 2, 1, 0);