1 /* { dg-do compile } */
2 /* { dg-options "-O3 -Warray-bounds -fno-tree-vectorize -fdump-tree-cunroll-details" } */
3 int a[3];
4 int b[4];
5 int
foo(int n)6 foo (int n)
7 {
8   int i;
9   for (i=0;i<n;i++)
10     if (b[i]==2)
11      a[i]++;
12 }
13 /* { dg-final { scan-tree-dump-times "Forced statement unreachable" 2 "cunroll" } } */
14