File: pr29581-2.c

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gcc-arm-none-eabi 15%3A7-2018-q2-5
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/* PR tree-optimization/29581 */
/* Origin: gcc.dg/vect/vect-86.c */
/* { dg-do run } */
/* { dg-options "-O2 -ftree-loop-linear" } */

extern void abort (void);

#define N 16

int main1 (int n)
{
  int i, j, k;
  int a[N], b[N];

  for (i = 0; i < n; i++)
    {
      for (j = 0; j < n; j++)
	{
	  k = i + n;
	  a[j] = k;
	}
      b[i] = k;
    }


  for (j = 0; j < n; j++)
    if (a[j] != i + n - 1)
      abort();	

  for (i = 0; i < n; i++)
    if (b[i] != i + n)
      abort();	

  return 0;
}

int main (void)
{
  main1 (N);
  main1 (0);
  main1 (1);
  main1 (2);
  main1 (N-1);

  return 0;
}