Remove EnumSet

[unstable, deprecated since 1.16.0]

Author: cuviper

src/doc/unstable-book/src/SUMMARY.md

@@ -130,7 +130,6 @@
     - [derive_clone_copy](library-features/derive-clone-copy.md)
     - [derive_eq](library-features/derive-eq.md)
     - [discriminant_value](library-features/discriminant-value.md)
-    - [enumset](library-features/enumset.md)
     - [error_type_id](library-features/error-type-id.md)
     - [exact_size_is_empty](library-features/exact-size-is-empty.md)
     - [fd](library-features/fd.md)

src/doc/unstable-book/src/library-features/enumset.md

@@ -89,9 +89,6 @@ pub use btree_set::BTreeSet;
 #[doc(no_inline)]
 pub use linked_list::LinkedList;
 #[doc(no_inline)]
-#[allow(deprecated)]
-pub use enum_set::EnumSet;
-#[doc(no_inline)]
 pub use vec_deque::VecDeque;
 #[doc(no_inline)]
 pub use string::String;
@@ -107,7 +104,6 @@ mod macros;
 pub mod binary_heap;
 mod btree;
 pub mod borrow;
-pub mod enum_set;
 pub mod fmt;
 pub mod linked_list;
 pub mod range;

src/libcollections/enum_set.rs

@@ -10,13 +10,12 @@
 
 #![allow(warnings)]
 #![feature(collections)]
-#![feature(drain, enumset, collections_bound, btree_range, vecmap)]
+#![feature(drain, collections_bound, btree_range, vecmap)]
 
 extern crate collections;
 
 use collections::BinaryHeap;
 use collections::{BTreeMap, BTreeSet};
-use collections::EnumSet;
 use collections::LinkedList;
 use collections::String;
 use collections::Vec;
@@ -25,7 +24,6 @@ use std::collections::HashMap;
 use std::collections::HashSet;
 
 use collections::Bound::Included;
-use collections::enum_set::CLike;
 use std::mem;
 
 fn is_sync<T>(_: T) where T: Sync {}
@@ -76,21 +74,6 @@ fn main() {
 
     all_sync_send!(LinkedList::<usize>::new(), iter, iter_mut, into_iter);
 
-    #[derive(Copy, Clone)]
-    #[repr(usize)]
-    #[allow(dead_code)]
-    enum Foo { A, B, C }
-    impl CLike for Foo {
-        fn to_usize(&self) -> usize {
-            *self as usize
-        }
-
-        fn from_usize(v: usize) -> Foo {
-            unsafe { mem::transmute(v) }
-        }
-    }
-    all_sync_send!(EnumSet::<Foo>::new(), iter);
-
     all_sync_send!(VecDeque::<usize>::new(), iter, iter_mut, into_iter);
     is_sync_send!(VecDeque::<usize>::new(), drain(..));