view gcc/testsuite/gcc.dg/autopar/outer-2.c @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops2-details -fdump-tree-optimized" } */

void abort (void);

void parloop (int N)
{
  int i, j,ii;
  int x[401][10][401];

for (ii = 0; ii < N; ii++)
  for (i = 0; i < N; i++)
    for (j = 0; j < N; j++)
      x[i][j][ii] = ii+i + j + 3;

for (ii = 0; ii < N; ii++)
  for (i = 0; i < N;i++)
    for (j = 0; j < N; j++)
      if (x[i][j][ii] != ii+i + j + 3)
	abort ();
}

int main(void)
{
  parloop(400);

  return 0;
}

/* { dg-final { scan-tree-dump-times "parallelizing outer loop" 1 "parloops2" } } */
/* { dg-final { scan-tree-dump-times "loopfn" 4 "optimized" } } */