1 // run-pass
2 // Test that we are able to infer a suitable kind for this closure
3 // that is just called (`FnMut`).
4 
main()5 fn main() {
6     let mut counter = 0;
7 
8     {
9         let mut tick = || counter += 1;
10         tick();
11         tick();
12     }
13 
14     assert_eq!(counter, 2);
15 }
16