1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -mavx2" } */
       3  /* { dg-final { scan-assembler "vpalignr\[ \\t\]+\[^\n\]*%ymm\[0-9\]" } } */
       4  
       5  #include <immintrin.h>
       6  
       7  volatile __m256i x;
       8  
       9  void extern
      10  avx2_test (void)
      11  {
      12    /* imm = 13 is arbitrary here */
      13    x = _mm256_alignr_epi8 (x, x, 13);
      14  }