println/println.rs
1use perf_event::Builder;
2
3fn main() -> std::io::Result<()> {
4 let mut counter = Builder::new().build()?;
5
6 let vec = (0..=51).collect::<Vec<_>>();
7
8 counter.enable()?;
9 println!("{:?}", vec);
10 counter.disable()?;
11
12 println!("{} instructions retired", counter.read()?);
13
14 Ok(())
15}