| error: constant evaluation is taking a long time | |
| --> $DIR/infinite_loop.rs:15:9 | |
| | | |
| LL | / while n != 0 { | |
| LL | | | |
| LL | | n = if n % 2 == 0 { n / 2 } else { 3 * n + 1 }; | |
| LL | | } | |
| | |_________^ | |
| | | |
| = note: this lint makes sure the compiler doesn't get stuck due to infinite loops in const eval. | |
| If your compilation actually takes a long time, you can safely allow the lint. | |
| help: the constant being evaluated | |
| --> $DIR/infinite_loop.rs:13:18 | |
| | | |
| LL | let s = [(); { | |
| | __________________^ | |
| LL | | let mut n = 113383; // #20 in https://oeis.org/A006884 | |
| LL | | while n != 0 { | |
| LL | | | |
| ... | | |
| LL | | n | |
| LL | | }]; | |
| | |_____^ | |
| = note: `#[deny(long_running_const_eval)]` on by default | |
| error: aborting due to 1 previous error | |