1  /* { dg-do compile } */
       2  /* { dg-options "-O -msve-vector-bits=256" } */
       3  
       4  typedef int vnx4si __attribute__((vector_size (32)));
       5  
       6  void
       7  foo (void)
       8  {
       9    register vnx4si x asm ("z0");
      10    register vnx4si y asm ("z1");
      11  
      12    asm volatile ("" : "=w" (y));
      13    x = __builtin_shuffle (y, y, (vnx4si) { 1, 2, 3, 4, 5, 6, 7, 8 });
      14    asm volatile ("" :: "w" (x));
      15  }
      16  
      17  /* { dg-final { scan-assembler {\tmovprfx\tz0, z1\n\text\tz0\.b, z0\.b, z1\.b, #4\n} } } */