From 589c82449a8a2fc339757f12001e9309903791e3 Mon Sep 17 00:00:00 2001
From: Andrew Paseltiner <apaseltiner@gmail.com>
Date: Sat, 26 Sep 2015 14:40:22 -0400
Subject: [PATCH] Remove unnecessary `#![feature]` attributes

---
 src/libcollections/str.rs       | 2 --
 src/libcollections/vec.rs       | 2 --
 src/libcollections/vec_deque.rs | 4 ----
 src/libcollectionstest/lib.rs   | 5 -----
 src/librustc_front/lib.rs       | 1 -
 src/libstd/lib.rs               | 4 ++--
 6 files changed, 2 insertions(+), 16 deletions(-)

diff --git a/src/libcollections/str.rs b/src/libcollections/str.rs
index 2f74ab5026e..350f17e44b8 100644
--- a/src/libcollections/str.rs
+++ b/src/libcollections/str.rs
@@ -506,8 +506,6 @@ impl str {
     ///
     /// # Examples
     /// ```
-    /// #![feature(str_split_at)]
-    ///
     /// let s = "Löwe 老虎 Léopard";
     /// let first_space = s.find(' ').unwrap_or(s.len());
     /// let (a, b) = s.split_at(first_space);
diff --git a/src/libcollections/vec.rs b/src/libcollections/vec.rs
index de3e6f94e87..cc4db40ff80 100644
--- a/src/libcollections/vec.rs
+++ b/src/libcollections/vec.rs
@@ -753,8 +753,6 @@ impl<T> Vec<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(split_off)]
-    ///
     /// let mut vec = vec![1,2,3];
     /// let vec2 = vec.split_off(1);
     /// assert_eq!(vec, [1]);
diff --git a/src/libcollections/vec_deque.rs b/src/libcollections/vec_deque.rs
index 4ee9787c9ec..9dd9805d2af 100644
--- a/src/libcollections/vec_deque.rs
+++ b/src/libcollections/vec_deque.rs
@@ -1319,8 +1319,6 @@ impl<T> VecDeque<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(split_off)]
-    ///
     /// use std::collections::VecDeque;
     ///
     /// let mut buf: VecDeque<_> = vec![1,2,3].into_iter().collect();
@@ -1406,8 +1404,6 @@ impl<T> VecDeque<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(vec_deque_retain)]
-    ///
     /// use std::collections::VecDeque;
     ///
     /// let mut buf = VecDeque::new();
diff --git a/src/libcollectionstest/lib.rs b/src/libcollectionstest/lib.rs
index d84f5bdf107..63c7bc15c8f 100644
--- a/src/libcollectionstest/lib.rs
+++ b/src/libcollectionstest/lib.rs
@@ -9,7 +9,6 @@
 // except according to those terms.
 
 #![feature(ascii)]
-#![feature(append)]
 #![feature(binary_heap_extras)]
 #![feature(box_syntax)]
 #![feature(btree_range)]
@@ -29,18 +28,14 @@
 #![feature(set_recovery)]
 #![feature(slice_bytes)]
 #![feature(slice_splits)]
-#![feature(split_off)]
 #![feature(step_by)]
 #![feature(str_char)]
 #![feature(str_escape)]
 #![feature(str_match_indices)]
-#![feature(str_split_at)]
 #![feature(str_utf16)]
-#![feature(box_str)]
 #![feature(test)]
 #![feature(unboxed_closures)]
 #![feature(unicode)]
-#![feature(vec_deque_retain)]
 #![feature(vec_push_all)]
 
 #[macro_use] extern crate log;
diff --git a/src/librustc_front/lib.rs b/src/librustc_front/lib.rs
index 4c6d8505c81..fa2c098e2cf 100644
--- a/src/librustc_front/lib.rs
+++ b/src/librustc_front/lib.rs
@@ -36,7 +36,6 @@
 #![feature(staged_api)]
 #![feature(str_char)]
 #![feature(filling_drop)]
-#![cfg_attr(test, feature(test))]
 
 extern crate serialize;
 #[macro_use] extern crate log;
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index c67a4182f54..cb36b0c1f5a 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -248,8 +248,8 @@
 #![feature(wrapping)]
 #![feature(zero_one)]
 #![cfg_attr(windows, feature(str_utf16))]
-#![cfg_attr(test, feature(float_from_str_radix, range_inclusive, float_extras, hash_default))]
-#![cfg_attr(test, feature(test, rustc_private, float_consts))]
+#![cfg_attr(test, feature(float_from_str_radix, range_inclusive, float_extras))]
+#![cfg_attr(test, feature(test, rustc_private))]
 #![cfg_attr(target_env = "msvc", feature(link_args))]
 
 // Don't link to std. We are std.