1  /* pr39500: autopar fails to parallel */
       2  /* origin: nemokingdom@gmail.com(LiFeng) */
       3  /* { dg-do compile } */
       4  /* { dg-options "-O2 -fno-tree-loop-distribute-patterns -ftree-parallelize-loops=4 -fdump-tree-parloops2-details" } */
       5  
       6  void abort (void);
       7  
       8  int main (void)
       9  {
      10    int i;
      11    int x[100000];
      12  
      13    for (i = 0; i < 10000; i++)
      14      x[i] = x[i+10000];
      15  
      16    for (i = 0; i < 10000; i++)
      17      {
      18        if (x[i] != x[i+10000])
      19         abort ();
      20      }
      21  
      22    return 0;
      23  }
      24  
      25  /* Check that the first loop in parloop got parallelized.  */
      26  
      27  /* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 1 "parloops2" } } */