view gcc/testsuite/gcc.dg/autopar/parloops-exit-first-loop-alt-pr66652.c @ 111:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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/* { dg-do compile } */
/* { dg-options "-O2 -ftree-parallelize-loops=2 -fdump-tree-parloops2-details" } */

#include <stdio.h>
#include <stdlib.h>
#include <limits.h>

unsigned int
f (unsigned int n, unsigned int sum)
{
  unsigned int i;

  i = UINT_MAX;
  do
    {
      sum += i % 13;
      i++;
    }
  while (i < n - 1);

  return sum;
}

/* { dg-final { scan-tree-dump-times "parallelizing inner loop" 1 "parloops2" } } */
/* { dg-final { scan-tree-dump-times "alternative exit-first loop transform succeeded" 0 "parloops2" } } */