Rollup merge of #59675 - SimonSapin:stable-alloc, r=alexcrichton

Stabilize the `alloc` crate.

This implements RFC 2480:

* https://github.com/rust-lang/rfcs/pull/2480
* https://github.com/rust-lang/rfcs/blob/master/text/2480-liballoc.md

Closes https://github.com/rust-lang/rust/issues/27783

3 files changed, 3 insertions, 7 deletions

diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs
index 9064b4ccd6a..7f3acc933d4 100644
--- a/src/liballoc/lib.rs
+++ b/src/liballoc/lib.rs
@@ -51,10 +51,7 @@
 //! default global allocator. It is not compatible with the libc allocator API.
 
 #![allow(unused_attributes)]
-#![unstable(feature = "alloc",
-            reason = "this library is unlikely to be stabilized in its current \
-                      form or name",
-            issue = "27783")]
+#![stable(feature = "alloc", since = "1.36.0")]
 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/",
        issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",
        test(no_crate_inject, attr(allow(unused_variables), deny(warnings))))]
diff --git a/src/liballoc/prelude/mod.rs b/src/liballoc/prelude/mod.rs
index 33cc51d1732..0534ad3edc7 100644
--- a/src/liballoc/prelude/mod.rs
+++ b/src/liballoc/prelude/mod.rs
@@ -5,7 +5,6 @@
 //!
 //! ```
 //! # #![allow(unused_imports)]
-//! # #![feature(alloc)]
 //! #![feature(alloc_prelude)]
 //! extern crate alloc;
 //! use alloc::prelude::v1::*;
diff --git a/src/liballoc/raw_vec.rs b/src/liballoc/raw_vec.rs
index fe28fe5095c..d1fc5ac3b30 100644
--- a/src/liballoc/raw_vec.rs
+++ b/src/liballoc/raw_vec.rs
@@ -256,7 +256,7 @@ impl<T, A: Alloc> RawVec<T, A> {
     /// # Examples
     ///
     /// ```
-    /// # #![feature(alloc, raw_vec_internals)]
+    /// # #![feature(raw_vec_internals)]
     /// # extern crate alloc;
     /// # use std::ptr;
     /// # use alloc::raw_vec::RawVec;
@@ -460,7 +460,7 @@ impl<T, A: Alloc> RawVec<T, A> {
     /// # Examples
     ///
     /// ```
-    /// # #![feature(alloc, raw_vec_internals)]
+    /// # #![feature(raw_vec_internals)]
     /// # extern crate alloc;
     /// # use std::ptr;
     /// # use alloc::raw_vec::RawVec;