1  /* PR c++/71077  */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O3" } */
       4  /* { dg-additional-options "-mavx2" { target { i?86-*-* x86_64-*-* } } } */
       5  
       6  void
       7  foo (int *a, int n)
       8  {
       9    int b, c;
      10    for (b = 0; b < n; b++)
      11      for (c = 0; c < 32; c++)
      12        if ((b & 1U) << c)
      13  	a[b + c] = 0;
      14  }