From 9755410f73584909ffa2f3241a946d47139d1902 Mon Sep 17 00:00:00 2001
From: Dale Wijnand <dale.wijnand@gmail.com>
Date: Tue, 27 Nov 2018 20:09:18 +0000
Subject: [PATCH] Try to fix ptr::hash's doc example

---
 src/libcore/ptr.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/libcore/ptr.rs b/src/libcore/ptr.rs
index 7c8b195db8f1..3024031b3bb2 100644
--- a/src/libcore/ptr.rs
+++ b/src/libcore/ptr.rs
@@ -2516,18 +2516,19 @@ pub fn eq<T: ?Sized>(a: *const T, b: *const T) -> bool {
 ///
 /// ```
 /// use std::collections::hash_map::DefaultHasher;
-/// use std::hash::Hasher;
+/// use std::hash::{Hash, Hasher};
 /// use std::ptr;
 ///
 /// let five = 5;
 /// let five_ref = &five;
 ///
 /// let mut hasher = DefaultHasher::new();
+/// #[feature(ptr_hash)]
 /// ptr::hash(five_ref, &mut hasher);
 /// let actual = hasher.finish();
 ///
 /// let mut hasher = DefaultHasher::new();
-/// (five_ref as *const T).hash(&mut hasher);
+/// (five_ref as *const i32).hash(&mut hasher);
 /// let expected = hasher.finish();
 ///
 /// assert_eq!(actual, expected);