1 #[cfg(target(os = "x"))] //~ ERROR compact `cfg(target(..))` is experimental
4 #[cfg_attr(target(os = "x"), x)] //~ ERROR compact `cfg(target(..))` is experimental
7 #[cfg(not(any(all(target(os = "x")))))] //~ ERROR compact `cfg(target(..))` is experimental
11 cfg!(target(os = "x"));
12 //~^ ERROR compact `cfg(target(..))` is experimental and subject to change