#![deny(warnings)] // This test target is convoluted with the actual #[test] in a separate file to // get it so that the stable compiler does not need to parse the code of the // test. If the test were written with #[cfg(feature = "unstable")] #[test] // right here, the stable compiler would fail to parse those raw identifiers // even if the cfg were not enabled. #[cfg(feature = "unstable")] mod unstable;