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/* { dg-require-effective-target size32plus } */

/* { dg-require-effective-target run_expensive_tests }  PR testsuite/48283 */

/* { dg-timeout-factor 4.0 } */

#define DEBUG 0

#if DEBUG

#include <stdio.h>

#endif

#define N 24

#define M 100

int A[M][M][M], B[M][M], C[M][M];

static int __attribute__((noinline))

foo (void)

{

  int i, j, k;

  /* These loops contain too few iterations to be blocked by 64.  */

  for (i = 0; i < 24; i++)

    for (j = 0; j < 24; j++)

      for (k = 0; k < 24; k++)

        A[i][j][k] = B[i][k] * C[k][j];

  /* These loops should still be loop blocked.  */

  for (i = 0; i < M; i++)

    for (j = 0; j < M; j++)

      for (k = 0; k < M; k++)

        A[i][j][k] = B[i][k] * C[k][j];

  return A[0][0][0] + A[M-1][M-1][M-1];

}

extern void abort ();

int

main (void)

{

  int i, j, res;

  for (i = 0; i < M; i++)

    for (j = 0; j < M; j++)

      {

        B[i][j] = i;

        C[i][j] = j;

      }

  res = foo ();

#if DEBUG

  fprintf (stderr, "res = %d \n", res);

#endif

  if (res != 9801)

    abort ();

  return 0;

}

/* { dg-final { scan-tree-dump-times "will be loop blocked" 1 "graphite" } } */

/* { dg-final { cleanup-tree-dump "graphite" } } */