Remove alloc::prelude

As per the libs team decision in #58935.

Closes #58935

5 files changed, 4 insertions, 34 deletions

diff --git a/compiler/rustc_codegen_cranelift/example/alloc_example.rs b/compiler/rustc_codegen_cranelift/example/alloc_example.rs
index d0d492e9674..bc1594d82ec 100644
--- a/compiler/rustc_codegen_cranelift/example/alloc_example.rs
+++ b/compiler/rustc_codegen_cranelift/example/alloc_example.rs
@@ -1,10 +1,10 @@
-#![feature(start, core_intrinsics, alloc_prelude, alloc_error_handler, box_syntax)]
+#![feature(start, core_intrinsics, alloc_error_handler, box_syntax)]
 #![no_std]
 
 extern crate alloc;
 extern crate alloc_system;
 
-use alloc::prelude::v1::*;
+use alloc::boxed::Box;
 
 use alloc_system::System;
 
diff --git a/compiler/rustc_codegen_gcc/example/alloc_example.rs b/compiler/rustc_codegen_gcc/example/alloc_example.rs
index bc6dd007ba0..74ea7ec4ede 100644
--- a/compiler/rustc_codegen_gcc/example/alloc_example.rs
+++ b/compiler/rustc_codegen_gcc/example/alloc_example.rs
@@ -1,10 +1,10 @@
-#![feature(start, box_syntax, core_intrinsics, alloc_prelude, alloc_error_handler)]
+#![feature(start, box_syntax, core_intrinsics, alloc_error_handler)]
 #![no_std]
 
 extern crate alloc;
 extern crate alloc_system;
 
-use alloc::prelude::v1::*;
+use alloc::boxed::Box;
 
 use alloc_system::System;
 
diff --git a/library/alloc/src/lib.rs b/library/alloc/src/lib.rs
index e86c41b1ff8..635708fd4cf 100644
--- a/library/alloc/src/lib.rs
+++ b/library/alloc/src/lib.rs
@@ -189,7 +189,6 @@ mod boxed {
 pub mod borrow;
 pub mod collections;
 pub mod fmt;
-pub mod prelude;
 pub mod raw_vec;
 pub mod rc;
 pub mod slice;
diff --git a/library/alloc/src/prelude/mod.rs b/library/alloc/src/prelude/mod.rs
deleted file mode 100644
index 0534ad3edc7..00000000000
--- a/library/alloc/src/prelude/mod.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-//! The alloc Prelude
-//!
-//! The purpose of this module is to alleviate imports of commonly-used
-//! items of the `alloc` crate by adding a glob import to the top of modules:
-//!
-//! ```
-//! # #![allow(unused_imports)]
-//! #![feature(alloc_prelude)]
-//! extern crate alloc;
-//! use alloc::prelude::v1::*;
-//! ```
-
-#![unstable(feature = "alloc_prelude", issue = "58935")]
-
-pub mod v1;
diff --git a/library/alloc/src/prelude/v1.rs b/library/alloc/src/prelude/v1.rs
deleted file mode 100644
index 6a53b4ca1f6..00000000000
--- a/library/alloc/src/prelude/v1.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-//! The first version of the prelude of `alloc` crate.
-//!
-//! See the [module-level documentation](../index.html) for more.
-
-#![unstable(feature = "alloc_prelude", issue = "58935")]
-
-#[unstable(feature = "alloc_prelude", issue = "58935")]
-pub use crate::borrow::ToOwned;
-#[unstable(feature = "alloc_prelude", issue = "58935")]
-pub use crate::boxed::Box;
-#[unstable(feature = "alloc_prelude", issue = "58935")]
-pub use crate::string::{String, ToString};
-#[unstable(feature = "alloc_prelude", issue = "58935")]
-pub use crate::vec::Vec;