1  /* PR tree-optimization/70725 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O3" } */
       4  /* { dg-additional-options "-march=skylake-avx512" { target { i?86-*-* x86_64-*-* } } } */
       5  
       6  extern short a;
       7  extern int b, d;
       8  extern int c[100];
       9  extern int e;
      10  extern int f;
      11  
      12  void
      13  fn1 ()
      14  {
      15    for (; e < 2; e = e + 1)
      16      d = a;
      17    for (;;)
      18      for (int g = 0; g < 5; g = g + 1)
      19        for (int h = 0; h < 2; h = h + 1)
      20  	for (int i = 0; i < 3; i = i + 1)
      21  	  c[f + i] = a && b;
      22  }