6 files changed, 6 insertions, 9 deletions
diff --git a/src/libcore/hash/sip.rs b/src/libcore/hash/sip.rs
index bef196d4824..d405d0d28be 100644
--- a/src/libcore/hash/sip.rs
+++ b/src/libcore/hash/sip.rs
@@ -30,7 +30,6 @@ use super::{Hasher, Writer};
 /// strong, this implementation has not been reviewed for such purposes.
 /// As such, all cryptographic uses of this implementation are strongly
 /// discouraged.
-#[allow(missing_copy_implementations)]
 pub struct SipHasher {
     k0: u64,
     k1: u64,
diff --git a/src/libcore/iter.rs b/src/libcore/iter.rs
index 23157072d53..f3b42e4f0a5 100644
--- a/src/libcore/iter.rs
+++ b/src/libcore/iter.rs
@@ -260,7 +260,7 @@ pub trait IteratorExt: Iterator + Sized {
     }
 
     /// Creates an iterator that applies the predicate to each element returned
-    /// by this iterator. The only elements that will be yieled are those that
+    /// by this iterator. The only elements that will be yielded are those that
     /// make the predicate evaluate to `true`.
     ///
     /// # Examples
diff --git a/src/libcore/marker.rs b/src/libcore/marker.rs
index 299cdbda3cc..2d14b31748e 100644
--- a/src/libcore/marker.rs
+++ b/src/libcore/marker.rs
@@ -396,7 +396,6 @@ pub struct InvariantLifetime<'a>;
            reason = "likely to change with new variance strategy")]
 #[lang="no_copy_bound"]
 #[derive(Clone, PartialEq, Eq, PartialOrd, Ord)]
-#[allow(missing_copy_implementations)]
 pub struct NoCopy;
 
 /// A type which is considered managed by the GC. This is typically
@@ -405,5 +404,4 @@ pub struct NoCopy;
            reason = "likely to change with new variance strategy")]
 #[lang="managed_bound"]
 #[derive(Clone, PartialEq, Eq, PartialOrd, Ord)]
-#[allow(missing_copy_implementations)]
 pub struct Managed;
diff --git a/src/libcore/mem.rs b/src/libcore/mem.rs
index 0d26c8e7914..51bf3c1648f 100644
--- a/src/libcore/mem.rs
+++ b/src/libcore/mem.rs
@@ -331,8 +331,9 @@ pub unsafe fn copy_lifetime<'a, S: ?Sized, T: ?Sized + 'a>(_ptr: &'a S,
 #[unstable(feature = "core",
            reason = "this function may be removed in the future due to its \
                      questionable utility")]
-pub unsafe fn copy_mut_lifetime<'a, S: ?Sized, T: ?Sized + 'a>(_ptr: &'a mut S,
-                                                            ptr: &mut T)
-                                                            -> &'a mut T {
+pub unsafe fn copy_mut_lifetime<'a, S: ?Sized, T: ?Sized + 'a>(_ptr: &'a S,
+                                                               ptr: &mut T)
+                                                              -> &'a mut T
+{
     transmute(ptr)
 }
diff --git a/src/libcore/ptr.rs b/src/libcore/ptr.rs
index 9c18cd0f6d9..ba1eae551ff 100644
--- a/src/libcore/ptr.rs
+++ b/src/libcore/ptr.rs
@@ -190,7 +190,7 @@ pub unsafe fn replace<T>(dest: *mut T, mut src: T) -> T {
     src
 }
 
-/// Reads the value from `src` without dropping it. This leaves the
+/// Reads the value from `src` without moving it. This leaves the
 /// memory in `src` unchanged.
 ///
 /// # Safety
diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs
index 673ab1e094a..013b7f27839 100644
--- a/src/libcore/str/mod.rs
+++ b/src/libcore/str/mod.rs
@@ -149,7 +149,6 @@ impl FromStr for bool {
 
 /// An error returned when parsing a `bool` from a string fails.
 #[derive(Debug, Clone, PartialEq)]
-#[allow(missing_copy_implementations)]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub struct ParseBoolError { _priv: () }