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//! Various data structures used by the Rust compiler. The intention
//! is that code in here should be not be *specific* to rustc, so that
//! it can be easily unit tested and so forth.
//!
//! # Note
//!
//! This API is completely unstable and subject to change.
#![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
#![feature(array_windows)]
#![feature(associated_type_bounds)]
#![feature(auto_traits)]
#![feature(cell_leak)]
#![feature(control_flow_enum)]
#![feature(extend_one)]
#![feature(let_else)]
#![feature(hash_raw_entry)]
#![feature(hasher_prefixfree_extras)]
#![feature(maybe_uninit_uninit_array)]
#![feature(min_specialization)]
#![feature(never_type)]
#![feature(type_alias_impl_trait)]
#![feature(new_uninit)]
#![feature(once_cell)]
#![feature(rustc_attrs)]
#![feature(test)]
#![feature(thread_id_value)]
#![feature(vec_into_raw_parts)]
#![allow(rustc::default_hash_types)]
#![allow(rustc::potential_query_instability)]
#[macro_use]
extern crate tracing;
#[macro_use]
extern crate cfg_if;
#[macro_use]
extern crate rustc_macros;
pub use rustc_index::static_assert_size;
#[inline(never)]
#[cold]
pub fn cold_path<F: FnOnce() -> R, R>(f: F) -> R {
f()
}
pub mod base_n;
pub mod binary_search_util;
pub mod captures;
pub mod flock;
pub mod functor;
pub mod fx;
pub mod graph;
pub mod intern;
pub mod jobserver;
pub mod macros;
pub mod map_in_place;
pub mod obligation_forest;
pub mod owning_ref;
pub mod sip128;
pub mod small_c_str;
pub mod small_str;
pub mod snapshot_map;
pub mod svh;
pub use ena::snapshot_vec;
pub mod memmap;
pub mod sorted_map;
#[macro_use]
pub mod stable_hasher;
mod atomic_ref;
pub mod fingerprint;
pub mod profiling;
pub mod sharded;
pub mod stack;
pub mod sync;
pub mod thin_vec;
pub mod tiny_list;
pub mod transitive_relation;
pub mod vec_linked_list;
pub mod vec_map;
pub mod work_queue;
pub use atomic_ref::AtomicRef;
pub mod frozen;
pub mod sso;
pub mod steal;
pub mod tagged_ptr;
pub mod temp_dir;
pub mod unhash;
pub use ena::undo_log;
pub use ena::unify;
pub struct OnDrop<F: Fn()>(pub F);
impl<F: Fn()> OnDrop<F> {
/// Forgets the function which prevents it from running.
/// Ensure that the function owns no memory, otherwise it will be leaked.
#[inline]
pub fn disable(self) {
std::mem::forget(self);
}
}
impl<F: Fn()> Drop for OnDrop<F> {
#[inline]
fn drop(&mut self) {
(self.0)();
}
}
// See comments in src/librustc_middle/lib.rs
#[doc(hidden)]
pub fn __noop_fix_for_27438() {}
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