DRB034-truedeplinear-var-yes.c

/*
Copyright (c) 2017, Lawrence Livermore National Security, LLC.
Produced at the Lawrence Livermore National Laboratory
Written by Chunhua Liao, Pei-Hung Lin, Joshua Asplund,
Markus Schordan, and Ian Karlin
(email: liao6@llnl.gov, lin32@llnl.gov, asplund1@llnl.gov,
schordan1@llnl.gov, karlin1@llnl.gov)
LLNL-CODE-732144
All rights reserved.

This file is part of DataRaceBench. For details, see
https://github.com/LLNL/dataracebench. Please also see the LICENSE file
for our additional BSD notice.

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  may be used to endorse or promote products derived from this
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*/

/* 
A linear expression is used as array subscription.
Data race pair: a[2*i+1]@66:5 vs. a[i]@66:14
*/
#include <stdlib.h>
int main(int argc, char* argv[])
{
  int i;
  int len=2000;

  if (argc>1)
    len = atoi(argv[1]);
  int a[len];

  for (i=0; i<len; i++)
    a[i]=i; 

#pragma omp parallel for
  for (i=0;i<len/2;i++)
    a[2*i+1]=a[i]+1;

  return 0;
}