1int fiz() {
2 return fiz();
3}
4
5int faz() {
6 return faz();
7}
8
9int zip () {
10 return 0;
11}
12
13int zap () {
14 return 0;
15}
16
17int foo () {
18 return zip();
19}
20
21int bar () {
22 return zap();
23}
24
25int main() {
26 return foo();
27}
28

source code of bolt/test/Inputs/bolt_icf.cpp