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#![cfg_attr(not(feature = "std"), no_std)]
#![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))]

#[macro_use]
extern crate cfg_if;
#[cfg(feature = "std")]
extern crate core;

cfg_if! {
    if #[cfg(feature = "alloc")] {
        extern crate alloc;
    } else if #[cfg(feature = "std")] {
        extern crate std as alloc;
    }
}

#[cfg_attr(
    feature = "nightly",
    cfg(all(target_has_atomic = "cas", target_has_atomic = "ptr"))
)]
cfg_if! {
    if #[cfg(any(feature = "alloc", feature = "std"))] {
        extern crate crossbeam_epoch as epoch;
        extern crate crossbeam_utils as utils;
        extern crate scopeguard;

        pub mod base;
        #[doc(inline)]
        pub use base::SkipList;
    }
}

cfg_if! {
    if #[cfg(feature = "std")] {
        pub mod map;
        #[doc(inline)]
        pub use map::SkipMap as MSkipMap;
    }
}

pub mod crossbeam_skiplist;

#[cfg(test)]
mod test;