#![feature(const_nonnull_slice_from_raw_parts)]
#![feature(const_ptr_write)]
#![feature(const_try)]
+#![feature(core_c_str)]
+#![feature(core_ffi_c)]
#![feature(core_intrinsics)]
#![feature(drain_filter)]
#![feature(exact_size_is_empty)]
#![feature(const_str_from_utf8)]
#![feature(nonnull_slice_from_raw_parts)]
#![feature(panic_update_hook)]
+#![feature(slice_flatten)]
+#![feature(thin_box)]
use std::collections::hash_map::DefaultHasher;
use std::hash::{Hash, Hasher};
mod arc;
-mod binary_heap;
mod borrow;
mod boxed;
mod btree_set_hash;
+mod c_str;
mod const_fns;
mod cow_str;
mod fmt;
mod slice;
mod str;
mod string;
+mod thin_box;
mod vec;
mod vec_deque;