simple cilk_for loop

simplefor.c

#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include <cilk/cilk.h>

int main(int argc, char** argv){
  int n = argc > 1 ? atoi(argv[1]) : 100000000;
  int *a=malloc(n*sizeof(int));
  cilk_for(int i=0; i<n; i++){
    a[i] = i;
  }
  for(int i=0; i<n; i++){
    assert(a[i] == i);
  }
  printf("done\n");
}