1 /* { dg-do compile } */
2 /* { dg-options "-O3 -Warray-bounds -fdump-tree-cunroll-details" } */
3 
4 typedef struct { unsigned data; } s1;
5 s1 g_x[4];
6 
foo(s1 * x1,s1 * x2,int a,int b)7 extern void foo (s1 *x1, s1 *x2, int a, int b)
8 {
9   int i;
10   for(i = 0; i < a; i++)
11     if(i == b)
12       g_x[i] = *x1;
13     else
14       g_x[i] = *x2;
15 }
16 
17 /* { dg-final { scan-tree-dump "Loop 1 iterates at most 3 times" "cunroll" } } */
18