1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-vrp1" } */
3 
4 void fail(void) __attribute__((noreturn));
5 int bar(int);
6 
foo(int x)7 int foo(int x) {
8   int i;
9   int s = 0;
10 
11   if (x <= 0) fail();
12   for (i = 0; i < x; ++i) {
13     /* This division by 4 should be replaced with >> 2.  */
14     s += bar(i/4);
15   }
16   return s;
17 }
18 
19 /* { dg-final { scan-tree-dump-times " = i_.* >> 2" 1 "vrp1" } } */
20