From 24c6cd80c3b44c5c9a33733e2524afb3e015ee92 Mon Sep 17 00:00:00 2001
From: dylan_DPC <dylan.dpc@gmail.com>
Date: Mon, 30 Dec 2019 17:29:03 +0530
Subject: [PATCH 1/4] stabilise remove_item

---
 src/liballoc/vec.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/liballoc/vec.rs b/src/liballoc/vec.rs
index a27a13847d6a2..73c310bb2bfed 100644
--- a/src/liballoc/vec.rs
+++ b/src/liballoc/vec.rs
@@ -1696,7 +1696,6 @@ impl<T> Vec<T> {
     /// # Examples
     ///
     /// ```
-    /// # #![feature(vec_remove_item)]
     /// let mut vec = vec![1, 2, 3, 1];
     ///
     /// vec.remove_item(&1);

From 0a739ce0a5200f2d1360fef126a93b5c1e8205ba Mon Sep 17 00:00:00 2001
From: dylan_DPC <dylan.dpc@gmail.com>
Date: Mon, 30 Dec 2019 17:57:00 +0530
Subject: [PATCH 2/4] remove usage of feature gate

---
 src/librustc/lib.rs               | 1 -
 src/librustdoc/lib.rs             | 1 -
 src/tools/compiletest/src/main.rs | 1 -
 3 files changed, 3 deletions(-)

diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index ce8263f81a72f..37761c17f5243 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -50,7 +50,6 @@
 #![feature(thread_local)]
 #![feature(trace_macros)]
 #![feature(trusted_len)]
-#![feature(vec_remove_item)]
 #![feature(stmt_expr_attributes)]
 #![feature(integer_atomics)]
 #![feature(test)]
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index c8a32306194df..2effbdaec6b5d 100644
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -10,7 +10,6 @@
 #![feature(nll)]
 #![feature(set_stdio)]
 #![feature(test)]
-#![feature(vec_remove_item)]
 #![feature(ptr_offset_from)]
 #![feature(crate_visibility_modifier)]
 #![feature(const_fn)]
diff --git a/src/tools/compiletest/src/main.rs b/src/tools/compiletest/src/main.rs
index 487c1d5fb93a6..da1e3760e010d 100644
--- a/src/tools/compiletest/src/main.rs
+++ b/src/tools/compiletest/src/main.rs
@@ -1,6 +1,5 @@
 #![crate_name = "compiletest"]
 #![feature(test)]
-#![feature(vec_remove_item)]
 #![deny(warnings)]
 
 extern crate test;

From 6bec8e997270bed18546b350336d88879b91ff78 Mon Sep 17 00:00:00 2001
From: dylan_DPC <dylan.dpc@gmail.com>
Date: Mon, 6 Jan 2020 20:37:49 +0530
Subject: [PATCH 3/4] stabilise it

---
 src/liballoc/vec.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/liballoc/vec.rs b/src/liballoc/vec.rs
index 73c310bb2bfed..bc0cd6eff3708 100644
--- a/src/liballoc/vec.rs
+++ b/src/liballoc/vec.rs
@@ -1702,7 +1702,7 @@ impl<T> Vec<T> {
     ///
     /// assert_eq!(vec, vec![2, 3, 1]);
     /// ```
-    #[unstable(feature = "vec_remove_item", reason = "recently added", issue = "40062")]
+    #[stable(feature = "vec_remove_item", since = "1.42.0")]
     pub fn remove_item<V>(&mut self, item: &V) -> Option<T>
     where
         T: PartialEq<V>,

From 503d06b90dfd8f6055c586c488dbd3a741e9f0c2 Mon Sep 17 00:00:00 2001
From: dylan_DPC <dylan.dpc@gmail.com>
Date: Mon, 6 Jan 2020 23:28:47 +0530
Subject: [PATCH 4/4] oh the one that was left behind

---
 src/liballoc/tests/lib.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/liballoc/tests/lib.rs b/src/liballoc/tests/lib.rs
index c1ae67a1a339f..3fdee8bbfdf10 100644
--- a/src/liballoc/tests/lib.rs
+++ b/src/liballoc/tests/lib.rs
@@ -11,7 +11,6 @@
 #![feature(associated_type_bounds)]
 #![feature(binary_heap_into_iter_sorted)]
 #![feature(binary_heap_drain_sorted)]
-#![feature(vec_remove_item)]
 
 use std::collections::hash_map::DefaultHasher;
 use std::hash::{Hash, Hasher};