1 /* { dg-do run } */
2 /* { dg-options "-O3 -fno-tree-loop-vectorize -fdump-tree-pcom-details" } */
3 
4 int a[7];
5 char b;
6 void abort (void);
7 
main()8 int main() {
9   b = 4;
10   for (; b; b--) {
11     a[b] = b;
12     a[b + 2] = 1;
13   }
14   if (a[0] != 0 || a[1] != 1 || a[2] != 2
15       || a[3] != 1 || a[4] != 1 || a[5] != 1 || a[6] != 1)
16     abort ();
17   return 0;
18 }
19 
20 /* { dg-final { scan-tree-dump-times "Store-stores chain" 1 "pcom" } } */
21