#![cfg_attr(not(test), feature(generator_trait))]
#![cfg_attr(test, feature(test))]
#![feature(allocator_api)]
+#![feature(array_chunks)]
#![feature(allow_internal_unstable)]
#![feature(arbitrary_self_types)]
#![feature(box_patterns)]
use crate::boxed::Box;
use crate::vec::Vec;
+#[unstable(feature = "array_chunks", issue = "none")]
+pub use core::slice::ArrayChunks;
#[stable(feature = "slice_get_slice", since = "1.28.0")]
pub use core::slice::SliceIndex;
#[stable(feature = "from_ref", since = "1.28.0")]