diff --git a/src/liballoc/heap.rs b/src/liballoc/heap.rs
index 44be0503bc2cf..a2643f4d0f79b 100644
--- a/src/liballoc/heap.rs
+++ b/src/liballoc/heap.rs
@@ -280,7 +280,7 @@ mod imp {
         if align <= MIN_ALIGN {
             libc::malloc(size as libc::size_t) as *mut u8
         } else {
-            let mut out = ptr::null();
+            let mut out = ptr::null_mut();
             let ret = posix_memalign(&mut out,
                                      align as libc::size_t,
                                      size as libc::size_t);
diff --git a/src/libcore/any.rs b/src/libcore/any.rs
index 6e9d2f349bfe9..9966f0d4bf7d0 100644
--- a/src/libcore/any.rs
+++ b/src/libcore/any.rs
@@ -75,7 +75,7 @@ use mem::transmute;
 use option::Option::{self, Some, None};
 use raw::TraitObject;
 use intrinsics;
-#[cfg(not(stage0))] use marker::Sized;
+use marker::Sized;
 
 ///////////////////////////////////////////////////////////////////////////////
 // Any trait
@@ -175,17 +175,10 @@ pub struct TypeId {
 impl TypeId {
     /// Returns the `TypeId` of the type this generic function has been
     /// instantiated with
-    #[cfg(not(stage0))]
     #[unstable = "may grow a `Reflect` bound soon via marker traits"]
     pub fn of<T: ?Sized + 'static>() -> TypeId {
         TypeId {
             t: unsafe { intrinsics::type_id::<T>() },
         }
     }
-
-    /// dox
-    #[cfg(stage0)]
-    pub fn of<T: 'static>() -> TypeId {
-        unsafe { intrinsics::type_id::<T>() }
-    }
 }
diff --git a/src/libcore/intrinsics.rs b/src/libcore/intrinsics.rs
index 73be68289c9b7..dd488a74216eb 100644
--- a/src/libcore/intrinsics.rs
+++ b/src/libcore/intrinsics.rs
@@ -44,8 +44,6 @@
 
 use marker::Sized;
 
-#[cfg(stage0)] use any::TypeId;
-
 pub type GlueFn = extern "Rust" fn(*const i8);
 
 #[lang="ty_desc"]
@@ -208,12 +206,8 @@ extern "rust-intrinsic" {
     /// Gets an identifier which is globally unique to the specified type. This
     /// function will return the same value for a type regardless of whichever
     /// crate it is invoked in.
-    #[cfg(not(stage0))]
     pub fn type_id<T: ?Sized + 'static>() -> u64;
 
-    #[cfg(stage0)]
-    pub fn type_id<T: ?Sized + 'static>() -> TypeId;
-
     /// Create a value initialized to zero.
     ///
     /// `init` is unsafe because it returns a zeroed-out datum,
diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs
index 7c7db97951eff..788ec5af44ccb 100644
--- a/src/librustdoc/clean/mod.rs
+++ b/src/librustdoc/clean/mod.rs
@@ -2088,7 +2088,7 @@ impl Clean<Mutability> for ast::Mutability {
     }
 }
 
-#[derive(Show, Clone, RustcEncodable, RustcDecodable, PartialEq, Copy, Show)]
+#[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Copy, Show)]
 pub enum ImplPolarity {
     Positive,
     Negative,
diff --git a/src/libstd/io/mod.rs b/src/libstd/io/mod.rs
index 3ad1b5222cbba..fdd8738a89d26 100644
--- a/src/libstd/io/mod.rs
+++ b/src/libstd/io/mod.rs
@@ -1444,7 +1444,7 @@ pub trait Buffer: Reader {
                     }
                 }
             };
-            buffer.consume(used);
+            self.consume(used);
             if done {
                 return Ok(res);
             }
diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs
index 96b1636667ecc..062bdf346cd44 100644
--- a/src/libstd/sync/mpsc/mod.rs
+++ b/src/libstd/sync/mpsc/mod.rs
@@ -319,8 +319,6 @@ use prelude::v1::*;
 
 use sync::Arc;
 use fmt;
-#[cfg(stage0)] // NOTE remove use after next snapshot
-use marker;
 use mem;
 use cell::UnsafeCell;
 
diff --git a/src/libstd/sys/windows/backtrace.rs b/src/libstd/sys/windows/backtrace.rs
index 2561b1bebb5d2..cba7d81937acd 100644
--- a/src/libstd/sys/windows/backtrace.rs
+++ b/src/libstd/sys/windows/backtrace.rs
@@ -31,6 +31,7 @@ use mem;
 use ops::Drop;
 use option::Option::{Some, None};
 use path::Path;
+use ptr;
 use result::Result::{Ok, Err};
 use slice::SliceExt;
 use str::{self, StrExt};
diff --git a/src/libstd/sys/windows/thread_local.rs b/src/libstd/sys/windows/thread_local.rs
index 83c116e9b05b7..d148f82184bd4 100644
--- a/src/libstd/sys/windows/thread_local.rs
+++ b/src/libstd/sys/windows/thread_local.rs
@@ -13,6 +13,7 @@ use prelude::v1::*;
 use libc::types::os::arch::extra::{DWORD, LPVOID, BOOL};
 
 use mem;
+use ptr;
 use rt;
 use sys_common::mutex::{MUTEX_INIT, Mutex};
 
diff --git a/src/libstd/thread_local/mod.rs b/src/libstd/thread_local/mod.rs
index 24e46d8d88e0d..f7a2f8e10e926 100644
--- a/src/libstd/thread_local/mod.rs
+++ b/src/libstd/thread_local/mod.rs
@@ -459,6 +459,7 @@ mod imp {
 
     use cell::UnsafeCell;
     use mem;
+    use ptr;
     use sys_common::thread_local::StaticKey as OsStaticKey;
 
     #[doc(hidden)]
diff --git a/src/test/run-make/test-shard-completeness/Makefile b/src/test/run-make/test-shard-completeness/Makefile
deleted file mode 100644
index 16ab12a82526c..0000000000000
--- a/src/test/run-make/test-shard-completeness/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
--include ../tools.mk
-
-all:
-	# Running all the shards should hit every test
-	$(RUSTC) --test main.rs
-	$(call RUN,main) --test-shard 1.2 | grep "test_1 ... ok"
-	$(call RUN,main) --test-shard 2.2 | grep "test_2 ... ok"
diff --git a/src/test/run-make/test-shard-completeness/main.rs b/src/test/run-make/test-shard-completeness/main.rs
deleted file mode 100644
index 5eabd630b0931..0000000000000
--- a/src/test/run-make/test-shard-completeness/main.rs
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-#![crate_type = "lib"]
-
-#[test]
-fn test_1() { }
-#[test]
-fn test_2() { }