error: the function has a cyclomatic complexity of 3
  --> $DIR/cyclomatic_complexity_attr_used.rs:21:1
   |
21 | / fn kaboom() {
22 | |     if 42 == 43 {
23 | |         panic!();
24 | |     } else if "cake" == "lie" {
25 | |         println!("what?");
26 | |     }
27 | | }
   | |_^
   |
   = note: `-D clippy::cyclomatic-complexity` implied by `-D warnings`
   = help: you could split it up into multiple smaller functions

error: aborting due to previous error