#![feature(coverage_attribute)] // edition: 2021 fn if_not(cond: bool) { if ! cond { println!("cond was false"); } if ! cond { println!("cond was false"); } if ! cond { println!("cond was false"); } else { println!("cond was true"); } } #[coverage(off)] fn main() { for _ in 0..8 { if_not(std::hint::black_box(true)); } for _ in 0..4 { if_not(std::hint::black_box(false)); } }