// check that `pattern_complexity_limit` is feature-gated | |
#![pattern_complexity_limit = "42"] | |
//~^ ERROR: use of an internal attribute [E0658] | |
//~| NOTE the `#[pattern_complexity_limit]` attribute is an internal implementation detail that will never be stable | |
//~| NOTE: the `#[pattern_complexity_limit]` attribute is used for rustc unit tests | |
fn main() {} |