| //@ pp-exact | |
| // Here we check that the parentheses around the body of `wsucc()` are | |
| // preserved. They are needed to disambiguate `{return n+1}; - 0` from | |
| // `({return n+1}-0)`. | |
| fn id<F>(f: F) -> isize where F: Fn() -> isize { f() } | |
| fn wsucc(_n: isize) -> isize { id(|| { 1 }) - 0 } | |
| fn main() {} |