#[cfg(not( any(feature = "default", feature = "async_tokio", feature = "permutation_testing") ))]
compile_error!("At least one feature flag needs to be enabled");
#[cfg(all( feature = "default", any(feature = "async_tokio", feature = "permutation_testing") ))]
compile_error!("At most one feature flag can to be enabled");
#[cfg(all(feature = "async_tokio", feature = "permutation_testing"))]
compile_error!("feature async cannot be used with feature permutation_testing");
extern crate proc_macro_test;
pub extern crate maybe_async;
pub use maybe_async::maybe_async as maybe_async_attr;
pub use proc_macro_test::test;
#[cfg(feature = "async_tokio")]
pub extern crate tokio;
#[cfg(feature = "permutation_testing")]
pub extern crate loom;
pub mod sync;
pub mod atomic;
pub mod thread;