1  /* { dg-do run } */
       2  /* { dg-options "-ftree-parallelize-loops=2 -O1 -fno-tree-loop-im" } */
       3  
       4  #define N 1000
       5  
       6  unsigned int i = 0;
       7  
       8  static void __attribute__((noinline, noclone))
       9  foo (void)
      10  {
      11    unsigned int z;
      12    for (z = 0; z < N; ++z)
      13      ++i;
      14  }
      15  
      16  extern void abort (void);
      17  
      18  int
      19  main (void)
      20  {
      21    foo ();
      22    if (i != N)
      23      abort ();
      24  
      25    return 0;
      26  }