Test fixes and rebase conflicts

src/doc/guide-error-handling.md

@@ -147,10 +147,10 @@ for all but the most trivial of situations.
 Here's an example of using `Result`:
 
 ```rust
-#[deriving(Show)]
+#[derive(Show)]
 enum Version { Version1, Version2 }
 
-#[deriving(Show)]
+#[derive(Show)]
 enum ParseError { InvalidHeaderLength, InvalidVersion }
 
 fn parse_version(header: &[u8]) -> Result<Version, ParseError> {

src/doc/guide-ffi.md

@@ -262,6 +262,7 @@ referenced Rust object.
 Rust code:
 
 ~~~~no_run
+# use std::boxed::Box;
 
 #[repr(C)]
 struct RustObject {
@@ -286,7 +287,7 @@ extern {
 
 fn main() {
     // Create the object that will be referenced in the callback
-    let mut rust_object = box RustObject { a: 5 };
+    let mut rust_object = Box::new(RustObject { a: 5 });
 
     unsafe {
         register_callback(&mut *rust_object, callback);

src/doc/guide-ownership.md

@@ -81,27 +81,29 @@ therefore deallocates the memory for you. Here's the equivalent example in
 Rust:
 
 ```rust
+# use std::boxed::Box;
 {
-    let x = box 5i;
+    let x = Box::new(5i);
 }
 ```
 
-The `box` keyword creates a `Box<T>` (specifically `Box<int>` in this case) by
+The `Box::new` function creates a `Box<T>` (specifically `Box<int>` in this
-allocating a small segment of memory on the heap with enough space to fit an
+case) by allocating a small segment of memory on the heap with enough space to
-`int`. But where in the code is the box deallocated? We said before that we
+fit an `int`. But where in the code is the box deallocated? We said before that
-must have a deallocation for each allocation. Rust handles this for you. It
+we must have a deallocation for each allocation. Rust handles this for you. It
 knows that our handle, `x`, is the owning reference to our box. Rust knows that
 `x` will go out of scope at the end of the block, and so it inserts a call to
 deallocate the memory at the end of the scope. Because the compiler does this
-for us, it's impossible to forget. We always have exactly one deallocation paired
+for us, it's impossible to forget. We always have exactly one deallocation
-with each of our allocations.
+  paired with each of our allocations.
 
 This is pretty straightforward, but what happens when we want to pass our box
 to a function? Let's look at some code:
 
 ```rust
+# use std::boxed::Box;
 fn main() {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     add_one(x);
 }
@@ -115,8 +117,9 @@ This code works, but it's not ideal. For example, let's add one more line of
 code, where we print out the value of `x`:
 
 ```{rust,ignore}
+# use std::boxed::Box;
 fn main() {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     add_one(x);
 
@@ -148,8 +151,9 @@ To fix this, we can have `add_one` give ownership back when it's done with the
 box:
 
 ```rust
+# use std::boxed::Box;
 fn main() {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     let y = add_one(x);
 

src/doc/guide-pointers.md

@@ -455,12 +455,13 @@ fn rc_succ(x: Rc<int>) -> int { *x + 1 }
 Note that the caller of your function will have to modify their calls slightly:
 
 ```{rust}
+# use std::boxed::Box;
 use std::rc::Rc;
 
 fn succ(x: &int) -> int { *x + 1 }
 
 let ref_x = &5i;
-let box_x = box 5i;
+let box_x = Box::new(5i);
 let rc_x  = Rc::new(5i);
 
 succ(ref_x);
@@ -477,24 +478,17 @@ those contents.
 heap allocation in Rust. Creating a box looks like this:
 
 ```{rust}
-let x = box(std::boxed::HEAP) 5i;
+# use std::boxed::Box;
+let x = Box::new(5i);
 ```
 
-`box` is a keyword that does 'placement new,' which we'll talk about in a bit.
+Boxes are heap allocated and they are deallocated automatically by Rust when
-`box` will be useful for creating a number of heap-allocated types, but is not
+they go out of scope:
-quite finished yet. In the meantime, `box`'s type defaults to
-`std::boxed::HEAP`, and so you can leave it off:
-
-```{rust}
-let x = box 5i;
-```
-
-As you might assume from the `HEAP`, boxes are heap allocated. They are
-deallocated automatically by Rust when they go out of scope:
 
 ```{rust}
+# use std::boxed::Box;
 {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     // stuff happens
 
@@ -513,8 +507,9 @@ You don't need to fully grok the theory of affine types or regions to grok
 boxes, though. As a rough approximation, you can treat this Rust code:
 
 ```{rust}
+# use std::boxed::Box;
 {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     // stuff happens
 }
@@ -553,12 +548,13 @@ for more detail on how lifetimes work.
 Using boxes and references together is very common. For example:
 
 ```{rust}
+# use std::boxed::Box;
 fn add_one(x: &int) -> int {
     *x + 1
 }
 
 fn main() {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     println!("{}", add_one(&*x));
 }
@@ -570,12 +566,13 @@ function, and since it's only reading the value, allows it.
 We can borrow `x` multiple times, as long as it's not simultaneous:
 
 ```{rust}
+# use std::boxed::Box;
 fn add_one(x: &int) -> int {
     *x + 1
 }
 
 fn main() {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     println!("{}", add_one(&*x));
     println!("{}", add_one(&*x));
@@ -586,12 +583,13 @@ fn main() {
 Or as long as it's not a mutable borrow. This will error:
 
 ```{rust,ignore}
+# use std::boxed::Box;
 fn add_one(x: &mut int) -> int {
     *x + 1
 }
 
 fn main() {
-    let x = box 5i;
+    let x = Box::new(5i);
 
     println!("{}", add_one(&*x)); // error: cannot borrow immutable dereference
                                   // of `&`-pointer as mutable
@@ -612,14 +610,15 @@ Sometimes, you need a recursive data structure. The simplest is known as a
 
 
 ```{rust}
-#[deriving(Show)]
+# use std::boxed::Box;
+#[derive(Show)]
 enum List<T> {
     Cons(T, Box<List<T>>),
     Nil,
 }
 
 fn main() {
-    let list: List<int> = List::Cons(1, box List::Cons(2, box List::Cons(3, box List::Nil)));
+    let list: List<int> = List::Cons(1, Box::new(List::Cons(2, Box::new(List::Cons(3, Box::new(List::Nil))))));
     println!("{:?}", list);
 }
 ```
@@ -627,7 +626,7 @@ fn main() {
 This prints:
 
 ```text
-Cons(1, box Cons(2, box Cons(3, box Nil)))
+Cons(1, Box(Cons(2, Box(Cons(3, Box(Nil))))))
 ```
 
 The reference to another `List` inside of the `Cons` enum variant must be a box,
@@ -667,6 +666,7 @@ In many languages with pointers, you'd return a pointer from a function
 so as to avoid copying a large data structure. For example:
 
 ```{rust}
+# use std::boxed::Box;
 struct BigStruct {
     one: int,
     two: int,
@@ -675,15 +675,15 @@ struct BigStruct {
 }
 
 fn foo(x: Box<BigStruct>) -> Box<BigStruct> {
-    return box *x;
+    return Box::new(*x);
 }
 
 fn main() {
-    let x = box BigStruct {
+    let x = Box::new(BigStruct {
         one: 1,
         two: 2,
         one_hundred: 100,
-    };
+    });
 
     let y = foo(x);
 }
@@ -695,6 +695,7 @@ than the hundred `int`s that make up the `BigStruct`.
 This is an antipattern in Rust. Instead, write this:
 
 ```{rust}
+# use std::boxed::Box;
 struct BigStruct {
     one: int,
     two: int,
@@ -707,13 +708,13 @@ fn foo(x: Box<BigStruct>) -> BigStruct {
 }
 
 fn main() {
-    let x = box BigStruct {
+    let x = Box::new(BigStruct {
         one: 1,
         two: 2,
         one_hundred: 100,
-    };
+    });
 
-    let y = box foo(x);
+    let y = Box::new(foo(x));
 }
 ```
 

src/doc/guide-unsafe.md

@@ -197,6 +197,7 @@ extern crate libc;
 use libc::{c_void, size_t, malloc, free};
 use std::mem;
 use std::ptr;
+# use std::boxed::Box;
 
 // Define a wrapper around the handle returned by the foreign code.
 // Unique<T> has the same semantics as Box<T>
@@ -265,7 +266,7 @@ impl<T: Send> Drop for Unique<T> {
 // A comparison between the built-in `Box` and this reimplementation
 fn main() {
     {
-        let mut x = box 5i;
+        let mut x = Box::new(5i);
         *x = 10;
     } // `x` is freed here
 
@@ -653,7 +654,7 @@ sugar for dynamic allocations via `malloc` and `free`:
 
 ```
 #![no_std]
-#![feature(lang_items)]
+#![feature(lang_items, box_syntax)]
 
 extern crate libc;
 

src/doc/guide.md

@@ -3802,18 +3802,19 @@ enum List {             // error: illegal recursive enum type
 
 But the compiler complains that the type is recursive, that is, it could be
 arbitrarily large. To remedy this, Rust provides a fixed-size container called
-a **box** that can hold any type. You can box up any value with the `box`
+a **Box** that can hold any type. You can box up any value with the `Box::new`
-keyword. Our boxed List gets the type `Box<List>` (more on the notation when we
+function. Our boxed List gets the type `Box<List>` (more on the notation when we
 get to generics):
 
 ```{rust}
+# use std::boxed::Box;
 enum List {
     Node(u32, Box<List>),
     Nil
 }
 
 fn main() {
-    let list = List::Node(0, box List::Node(1, box List::Nil));
+    let list = List::Node(0, Box::new(List::Node(1, Box::new(List::Nil))));
 }
 ```
 
@@ -3826,8 +3827,9 @@ just like regular references. This (rather silly) example dynamically allocates
 an integer `5` and makes `x` a pointer to it:
 
 ```{rust}
+# use std::boxed::Box;
 {
-    let x = box 5;
+    let x = Box::new(5);
     println!("{}", *x);     // Prints 5
 }
 ```
@@ -3858,7 +3860,8 @@ Boxes are the sole owner of their contents, so you cannot take a mutable
 reference to them and then use the original box:
 
 ```{rust,ignore}
-let mut x = box 5;
+# use std::boxed::Box;
+let mut x = Box::new(5);
 let y = &mut x;
 
 *x; // you might expect 5, but this is actually an error
@@ -3879,7 +3882,8 @@ As long as `y` is borrowing the contents, we cannot use `x`. After `y` is
 done borrowing the value, we can use it again. This works fine:
 
 ```{rust}
-let mut x = box 5;
+# use std::boxed::Box;
+let mut x = Box::new(5);
 
 {
     let y = &mut x;

src/doc/reference.md

@@ -1588,10 +1588,11 @@ pointer values (pointing to a type for which an implementation of the given
 trait is in scope) to pointers to the trait name, used as a type.
 
 ```
+# use std::boxed::Box;
 # trait Shape { }
 # impl Shape for int { }
 # let mycircle = 0i;
-let myshape: Box<Shape> = box mycircle as Box<Shape>;
+let myshape: Box<Shape> = Box::new(mycircle) as Box<Shape>;
 ```
 
 The resulting value is a box containing the value that was cast, along with
@@ -1646,12 +1647,13 @@ fn radius_times_area<T: Circle>(c: T) -> f64 {
 Likewise, supertrait methods may also be called on trait objects.
 
 ```{.ignore}
+# use std::boxed::Box;
 # trait Shape { fn area(&self) -> f64; }
 # trait Circle : Shape { fn radius(&self) -> f64; }
 # impl Shape for int { fn area(&self) -> f64 { 0.0 } }
 # impl Circle for int { fn radius(&self) -> f64 { 0.0 } }
 # let mycircle = 0;
-let mycircle = box mycircle as Box<Circle>;
+let mycircle = Box::new(mycircle) as Box<Circle>;
 let nonsense = mycircle.radius() * mycircle.area();
 ```
 
@@ -3376,14 +3378,17 @@ stands for a *single* data field, whereas a wildcard `..` stands for *all* the
 fields of a particular variant. For example:
 
 ```
+#![feature(box_syntax)]
 enum List<X> { Nil, Cons(X, Box<List<X>>) }
 
-let x: List<int> = List::Cons(10, box List::Cons(11, box List::Nil));
+fn main() {
+    let x: List<int> = List::Cons(10, box List::Cons(11, box List::Nil));
 
-match x {
+    match x {
-    List::Cons(_, box List::Nil) => panic!("singleton list"),
+        List::Cons(_, box List::Nil) => panic!("singleton list"),
-    List::Cons(..)               => return,
+        List::Cons(..)               => return,
-    List::Nil                    => panic!("empty list")
+        List::Nil                    => panic!("empty list")
+    }
 }
 ```
 
@@ -3436,25 +3441,28 @@ the inside of the match.
 An example of a `match` expression:
 
 ```
+#![feature(box_syntax)]
 # fn process_pair(a: int, b: int) { }
 # fn process_ten() { }
 
 enum List<X> { Nil, Cons(X, Box<List<X>>) }
 
-let x: List<int> = List::Cons(10, box List::Cons(11, box List::Nil));
+fn main() {
+    let x: List<int> = List::Cons(10, box List::Cons(11, box List::Nil));
 
-match x {
+    match x {
-    List::Cons(a, box List::Cons(b, _)) => {
+        List::Cons(a, box List::Cons(b, _)) => {
-        process_pair(a, b);
+            process_pair(a, b);
-    }
+        }
-    List::Cons(10, _) => {
+        List::Cons(10, _) => {
-        process_ten();
+            process_ten();
-    }
+        }
-    List::Nil => {
+        List::Nil => {
-        return;
+            return;
-    }
+        }
-    _ => {
+        _ => {
-        panic!();
+            panic!();
+        }
     }
 }
 ```
@@ -3468,6 +3476,8 @@ Subpatterns can also be bound to variables by the use of the syntax `variable @
 subpattern`. For example:
 
 ```
+#![feature(box_syntax)]
+
 enum List { Nil, Cons(uint, Box<List>) }
 
 fn is_sorted(list: &List) -> bool {
@@ -3781,12 +3791,13 @@ enclosing `enum` or `struct` type itself. Such recursion has restrictions:
 An example of a *recursive* type and its use:
 
 ```
+# use std::boxed::Box;
 enum List<T> {
-  Nil,
+    Nil,
-  Cons(T, Box<List<T>>)
+    Cons(T, Box<List<T>>)
 }
 
-let a: List<int> = List::Cons(7, box List::Cons(13, box List::Nil));
+let a: List<int> = List::Cons(7, Box::new(List::Cons(13, Box::new(List::Nil))));
 ```
 
 ### Pointer types
@@ -3893,6 +3904,7 @@ implementation of `R`, and the pointer value of `E`.
 An example of an object type:
 
 ```
+# use std::boxed::Box;
 trait Printable {
   fn stringify(&self) -> String;
 }
@@ -3906,7 +3918,7 @@ fn print(a: Box<Printable>) {
 }
 
 fn main() {
-   print(box 10i as Box<Printable>);
+   print(Box::new(10i) as Box<Printable>);
 }
 ```
 
@@ -4100,7 +4112,8 @@ the type of a box is `std::owned::Box<T>`.
 An example of a box type and value:
 
 ```
-let x: Box<int> = box 10;
+# use std::boxed::Box;
+let x: Box<int> = Box::new(10);
 ```
 
 Box values exist in 1:1 correspondence with their heap allocation, copying a
@@ -4109,7 +4122,8 @@ copy of a box to move ownership of the value. After a value has been moved,
 the source location cannot be used unless it is reinitialized.
 
 ```
-let x: Box<int> = box 10;
+# use std::boxed::Box;
+let x: Box<int> = Box::new(10);
 let y = x;
 // attempting to use `x` will result in an error here
 ```

src/liballoc/boxed.rs

@@ -33,12 +33,15 @@ use core::ops::{Deref, DerefMut};
 /// The following two examples are equivalent:
 ///
 /// ```rust
+/// #![feature(box_syntax)]
 /// use std::boxed::HEAP;
 ///
+/// fn main() {
 /// # struct Bar;
 /// # impl Bar { fn new(_a: int) { } }
-/// let foo = box(HEAP) Bar::new(2);
+///     let foo = box(HEAP) Bar::new(2);
-/// let foo = box Bar::new(2);
+///     let foo = box Bar::new(2);
+/// }
 /// ```
 #[lang = "exchange_heap"]
 #[experimental = "may be renamed; uncertain about custom allocator design"]
@@ -49,10 +52,9 @@ pub static HEAP: () = ();
 #[stable]
 pub struct Box<T>(Unique<T>);
 
-#[unstable]
 impl<T> Box<T> {
     /// Moves `x` into a freshly allocated box on the global exchange heap.
-    #[unstable]
+    #[stable]
     pub fn new(x: T) -> Box<T> {
         box x
     }

src/liballoc/heap.rs

@@ -125,7 +125,7 @@ const MIN_ALIGN: uint = 8;
           not(feature = "external_crate"),
           any(target_arch = "x86",
               target_arch = "x86_64",
-              target_arch = "aarch64"))]
+              target_arch = "aarch64")))]
 const MIN_ALIGN: uint = 16;
 
 #[cfg(feature = "external_funcs")]

src/libarena/lib.rs

@@ -28,8 +28,10 @@
        html_favicon_url = "http://www.rust-lang.org/favicon.ico",
        html_root_url = "http://doc.rust-lang.org/nightly/")]
 
+#![allow(unknown_features)]
 #![feature(unsafe_destructor)]
 #![feature(unboxed_closures)]
+#![feature(box_syntax)]
 #![allow(missing_docs)]
 
 extern crate alloc;

src/libcollections/macros.rs

@@ -13,7 +13,7 @@
 #[stable]
 macro_rules! vec {
     ($($x:expr),*) => ({
-        let xs: $crate::boxed::Box<[_]> = box [$($x),*];
+        let xs: $crate::boxed::Box<[_]> = $crate::boxed::Box::new([$($x),*]);
         $crate::slice::SliceExt::into_vec(xs)
     });
     ($($x:expr,)*) => (vec![$($x),*])

src/libcollections/slice.rs

@@ -245,7 +245,7 @@ pub trait SliceExt {
     /// ```rust
     /// let v = &[1i, 2, 3, 4];
     /// for win in v.windows(2) {
-    ///     println!("{}", win);
+    ///     println!("{:?}", win);
     /// }
     /// ```
     #[stable]
@@ -268,7 +268,7 @@ pub trait SliceExt {
     /// ```rust
     /// let v = &[1i, 2, 3, 4, 5];
     /// for win in v.chunks(2) {
-    ///     println!("{}", win);
+    ///     println!("{:?}", win);
     /// }
     /// ```
     #[stable]
@@ -554,7 +554,7 @@ pub trait SliceExt {
     /// let mut perms = v.permutations();
     ///
     /// for p in perms {
-    ///   println!("{}", p);
+    ///   println!("{:?}", p);
     /// }
     /// ```
     ///

src/libcore/intrinsics.rs

@@ -42,6 +42,7 @@
 #![experimental]
 #![allow(missing_docs)]
 
+#[cfg(not(stage0))]
 use marker::Sized;
 
 pub type GlueFn = extern "Rust" fn(*const i8);

src/libcore/iter.rs

@@ -2804,7 +2804,7 @@ pub fn iterate<T, F>(seed: T, f: F) -> Iterate<T, F> where
         T: Clone,
         F: FnMut(T) -> T,
     {
-        let &(ref mut f, ref mut val, ref mut first) = st;
+        let &mut (ref mut f, ref mut val, ref mut first) = st;
         if *first {
             *first = false;
         } else {

src/libcore/lib.rs

@@ -58,6 +58,7 @@
 
 #![no_std]
 #![allow(unknown_features, raw_pointer_derive)]
+#![cfg_attr(stage0, allow(unused_attributes))]
 #![feature(intrinsics, lang_items)]
 #![feature(simd, unsafe_destructor, slicing_syntax)]
 #![feature(unboxed_closures)]

src/libcore/num/isize.rs

@@ -17,5 +17,9 @@
 #![stable]
 #![doc(primitive = "isize")]
 
-#[cfg(target_word_size = "32")] int_module! { isize, 32 }
+#[cfg(any(all(stage0, target_word_size = "32"),
-#[cfg(target_word_size = "64")] int_module! { isize, 64 }
+          all(not(stage0), target_pointer_width = "32")))]
+int_module! { isize, 32 }
+#[cfg(any(all(stage0, target_word_size = "64"),
+          all(not(stage0), target_pointer_width = "64")))]
+int_module! { isize, 64 }

src/libcore/option.rs

@@ -66,10 +66,11 @@
 //! not (`None`).
 //!
 //! ```
+//! # use std::boxed::Box;
 //! let optional: Option<Box<int>> = None;
 //! check_optional(&optional);
 //!
-//! let optional: Option<Box<int>> = Some(box 9000);
+//! let optional: Option<Box<int>> = Some(Box::new(9000));
 //! check_optional(&optional);
 //!
 //! fn check_optional(optional: &Option<Box<int>>) {
@@ -148,7 +149,6 @@ use self::Option::*;
 use clone::Clone;
 use cmp::{Eq, Ord};
 use default::Default;
-use fmt;
 use iter::{ExactSizeIterator};
 use iter::{Iterator, IteratorExt, DoubleEndedIterator, FromIterator};
 use mem;

src/libcore/ptr.rs

@@ -46,12 +46,13 @@
 //! though unsafely, transformed from one type to the other.
 //!
 //! ```
+//! # use std::boxed::Box;
 //! use std::mem;
 //!
 //! unsafe {
-//!     let my_num: Box<int> = box 10;
+//!     let my_num: Box<int> = Box::new(10);
 //!     let my_num: *const int = mem::transmute(my_num);
-//!     let my_speed: Box<int> = box 88;
+//!     let my_speed: Box<int> = Box::new(88);
 //!     let my_speed: *mut int = mem::transmute(my_speed);
 //!
 //!     // By taking ownership of the original `Box<T>` though

src/libcoretest/hash/mod.rs

@@ -113,6 +113,5 @@ fn test_custom_state() {
         ::std::hash::hash::<_, CustomHasher>(t)
     }
 
-    let custom = Custom { hash: 5 };
     assert_eq!(hash(&Custom { hash: 5 }), 5);
 }

src/libcoretest/lib.rs

@@ -7,8 +7,10 @@
 // <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.
-#![feature(globs, unsafe_destructor, slicing_syntax, default_type_params)]
+
+#![feature(unsafe_destructor, slicing_syntax)]
 #![feature(unboxed_closures)]
+#![feature(box_syntax)]
 
 extern crate core;
 extern crate test;

src/libcoretest/result.rs

@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::iter::range;
-
 pub fn op1() -> Result<int, &'static str> { Ok(666) }
 pub fn op2() -> Result<int, &'static str> { Err("sadface") }
 

src/librand/lib.rs

@@ -194,7 +194,7 @@ pub trait Rng : Sized {
     ///
     /// let mut rng = thread_rng();
     /// let x = rng.gen_iter::<uint>().take(10).collect::<Vec<uint>>();
-    /// println!("{}", x);
+    /// println!("{:?}", x);
     /// println!("{:?}", rng.gen_iter::<(f64, bool)>().take(5)
     ///                     .collect::<Vec<(f64, bool)>>());
     /// ```
@@ -291,9 +291,9 @@ pub trait Rng : Sized {
     /// let mut rng = thread_rng();
     /// let mut y = [1i, 2, 3];
     /// rng.shuffle(&mut y);
-    /// println!("{}", y.as_slice());
+    /// println!("{:?}", y.as_slice());
     /// rng.shuffle(&mut y);
-    /// println!("{}", y.as_slice());
+    /// println!("{:?}", y.as_slice());
     /// ```
     fn shuffle<T>(&mut self, values: &mut [T]) {
         let mut i = values.len();

src/librustc/lint/builtin.rs

@@ -1918,7 +1918,7 @@ impl LintPass for HardwiredLints {
 }
 
 /// Forbids using the `#[feature(...)]` attribute
-#[deriving(Copy)]
+#[derive(Copy)]
 pub struct UnstableFeatures;
 
 declare_lint!(UNSTABLE_FEATURES, Allow,

src/librustc/lint/context.rs

@@ -443,7 +443,7 @@ pub fn raw_emit_lint(sess: &Session, lint: &'static Lint,
     }
 
     for note in note.into_iter() {
-        sess.note(note.index(&FullRange));
+        sess.note(&note[]);
     }
 
     for span in def.into_iter() {

src/librustc/session/config.rs

@@ -116,7 +116,7 @@ pub struct Options {
     pub unstable_features: UnstableFeatures
 }
 
-#[deriving(Clone, Copy)]
+#[derive(Clone, Copy)]
 pub enum UnstableFeatures {
     /// Hard errors for unstable features are active, as on
     /// beta/stable channels.

src/librustc_back/lib.rs

@@ -29,7 +29,8 @@
 #![doc(html_logo_url = "http://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://doc.rust-lang.org/nightly/")]
-#![feature(slicing_syntax)]
+#![allow(unknown_features)]
+#![feature(slicing_syntax, box_syntax)]
 
 extern crate syntax;
 extern crate serialize;

src/librustc_driver/test.rs

@@ -61,7 +61,7 @@ fn remove_message(e: &mut ExpectErrorEmitter, msg: &str, lvl: Level) {
             e.messages.remove(i);
         }
         None => {
-            panic!("Unexpected error: {} Expected: {}",
+            panic!("Unexpected error: {} Expected: {:?}",
                   msg, e.messages);
         }
     }

src/librustc_trans/trans/adt.rs

@@ -51,7 +51,7 @@ use std::rc::Rc;
 use llvm::{ValueRef, True, IntEQ, IntNE};
 use back::abi::FAT_PTR_ADDR;
 use middle::subst;
-use middle::ty::{mod, Ty, UnboxedClosureTyper};
+use middle::ty::{self, Ty, UnboxedClosureTyper};
 use middle::ty::Disr;
 use syntax::ast;
 use syntax::attr;

src/librustc_trans/trans/expr.rs

@@ -1345,7 +1345,7 @@ pub fn with_field_tys<'tcx, R, F>(tcx: &ty::ctxt<'tcx>,
                                 tcx, enum_id, variant_id);
                             let fields = struct_fields(tcx, variant_id, substs);
                             let fields = monomorphize::normalize_associated_type(tcx, &fields);
-                            op(variant_info.disr_val, &fields.index[])
+                            op(variant_info.disr_val, &fields[])
                         }
                         _ => {
                             tcx.sess.bug("resolve didn't map this expr to a \

src/librustc_typeck/coherence/mod.rs

@@ -68,9 +68,13 @@ fn get_base_type_def_id<'a, 'tcx>(inference_context: &InferCtxt<'a, 'tcx>,
             Some(t.principal_def_id())
         }
 
+        ty_uniq(_) => {
+            inference_context.tcx.lang_items.owned_box()
+        }
+
         ty_bool | ty_char | ty_int(..) | ty_uint(..) | ty_float(..) |
         ty_str(..) | ty_vec(..) | ty_bare_fn(..) | ty_tup(..) |
-        ty_param(..) | ty_err | ty_open(..) | ty_uniq(_) |
+        ty_param(..) | ty_err | ty_open(..) |
         ty_ptr(_) | ty_rptr(_, _) | ty_projection(..) => {
             None
         }

src/librustdoc/clean/mod.rs

@@ -2454,7 +2454,7 @@ fn lang_struct(cx: &DocContext, did: Option<ast::DefId>,
 }
 
 /// An equality constraint on an associated type, e.g. `A=Bar` in `Foo<A=Bar>`
-#[derive(Clone, PartialEq, RustcDecodable, RustcEncodable)]
+#[derive(Clone, PartialEq, RustcDecodable, RustcEncodable, Show)]
 pub struct TypeBinding {
     pub name: String,
     pub ty: Type

src/libserialize/collection_impls.rs

@@ -163,7 +163,7 @@ impl<K, V, S> Encodable for HashMap<K, V, S>
           S: HashState,
           <S as HashState>::Hasher: Hasher<Output=u64>
 {
-    fn encode<S: Encoder>(&self, e: &mut S) -> Result<(), S::Error> {
+    fn encode<E: Encoder>(&self, e: &mut E) -> Result<(), E::Error> {
         e.emit_map(self.len(), |e| {
             let mut i = 0;
             for (key, val) in self.iter() {
@@ -201,7 +201,7 @@ impl<T, S> Encodable for HashSet<T, S>
           S: HashState,
           <S as HashState>::Hasher: Hasher<Output=u64>
 {
-    fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
+    fn encode<E: Encoder>(&self, s: &mut E) -> Result<(), E::Error> {
         s.emit_seq(self.len(), |s| {
             let mut i = 0;
             for e in self.iter() {

src/libstd/fmt.rs

@@ -175,7 +175,7 @@
 //! use std::f64;
 //! use std::num::Float;
 //!
-//! #[deriving(Show)]
+//! #[derive(Show)]
 //! struct Vector2D {
 //!     x: int,
 //!     y: int,

src/libstd/io/mod.rs

@@ -1284,7 +1284,7 @@ impl<'a> Writer for &'a mut (Writer+'a) {
 ///     process_input(tee);
 /// }
 ///
-/// println!("input processed: {}", output);
+/// println!("input processed: {:?}", output);
 /// # }
 /// ```
 pub struct RefWriter<'a, W:'a> {

src/libstd/rand/mod.rs

@@ -403,7 +403,7 @@ pub fn random<T: Rand>() -> T {
 ///
 /// let mut rng = thread_rng();
 /// let sample = sample(&mut rng, range(1i, 100), 5);
-/// println!("{}", sample);
+/// println!("{:?}", sample);
 /// ```
 pub fn sample<T, I: Iterator<Item=T>, R: Rng>(rng: &mut R,
                                          mut iter: I,

src/libstd/sys/windows/fs.rs

@@ -270,7 +270,7 @@ pub fn readdir(p: &Path) -> IoResult<Vec<Path>> {
                             return Err(IoError {
                                 kind: io::InvalidInput,
                                 desc: "path was not valid UTF-16",
-                                detail: Some(format!("path was not valid UTF-16: {}", filename)),
+                                detail: Some(format!("path was not valid UTF-16: {:?}", filename)),
                             })
                         }, // FIXME #12056: Convert the UCS-2 to invalid utf-8 instead of erroring
                     }

src/libsyntax/ast.rs

@@ -1730,11 +1730,8 @@ pub struct MacroDef {
 
 #[cfg(test)]
 mod test {
-    use serialize::json;
     use serialize;
-    use codemap::*;
     use super::*;
-    use std::fmt;
 
     // are ASTs encodable?
     #[test]

src/libsyntax/ext/expand.rs

@@ -1295,7 +1295,7 @@ impl<'a, 'v> Visitor<'v> for MacroExterminator<'a> {
 
 #[cfg(test)]
 mod test {
-    use super::{pattern_bindings, expand_crate, contains_macro_use};
+    use super::{pattern_bindings, expand_crate};
     use super::{PatIdentFinder, IdentRenamer, PatIdentRenamer, ExpansionConfig};
     use ast;
     use ast::{Attribute_, AttrOuter, MetaWord, Name};
@@ -1404,22 +1404,6 @@ mod test {
         expand_crate(&sess, test_ecfg(), vec!(), vec!(), crate_ast);
     }
 
-    // make a MetaWord outer attribute with the given name
-    fn make_dummy_attr(s: &str) -> ast::Attribute {
-        Spanned {
-            span:codemap::DUMMY_SP,
-            node: Attribute_ {
-                id: attr::mk_attr_id(),
-                style: AttrOuter,
-                value: P(Spanned {
-                    node: MetaWord(token::intern_and_get_ident(s)),
-                    span: codemap::DUMMY_SP,
-                }),
-                is_sugared_doc: false,
-            }
-        }
-    }
-
     fn expand_crate_str(crate_str: String) -> ast::Crate {
         let ps = parse::new_parse_sess();
         let crate_ast = string_to_parser(&ps, crate_str).parse_crate_mod();
@@ -1655,7 +1639,7 @@ mod test {
                     let varref_idents : Vec<ast::Ident>
                         = varref.segments.iter().map(|s| s.identifier)
                         .collect();
-                    println!("varref #{}: {}, resolves to {}",idx, varref_idents, varref_name);
+                    println!("varref #{}: {:?}, resolves to {}",idx, varref_idents, varref_name);
                     let string = token::get_ident(final_varref_ident);
                     println!("varref's first segment's string: \"{}\"", string.get());
                     println!("binding #{}: {}, resolves to {}",

src/libsyntax/std_inject.rs

@@ -107,19 +107,6 @@ impl<'a> fold::Folder for PreludeInjector<'a> {
         // `#![no_implicit_prelude]` at the crate level.
         // fold_mod() will insert glob path.
         if !no_prelude(&krate.attrs[]) {
-            // only add `use std::prelude::*;` if there wasn't a
-            // `#![no_implicit_prelude]` at the crate level.
-            // fold_mod() will insert glob path.
-            let globs_attr = attr::mk_attr_inner(attr::mk_attr_id(),
-                                                 attr::mk_list_item(
-                InternedString::new("feature"),
-                vec!(
-                    attr::mk_word_item(InternedString::new("globs")),
-                )));
-            // std_inject runs after feature checking so manually mark this attr
-            attr::mark_used(&globs_attr);
-            krate.attrs.push(globs_attr);
-
             krate.module = self.fold_mod(krate.module);
         }
         krate

src/test/auxiliary/lint_group_plugin_test.rs

@@ -11,6 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
+#![feature(box_syntax)]
 
 extern crate syntax;
 

src/test/auxiliary/lint_plugin_test.rs

@@ -11,6 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
+#![feature(box_syntax)]
 
 extern crate syntax;
 

src/test/auxiliary/macro_crate_test.rs

@@ -11,6 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar, quote)]
+#![feature(box_syntax)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/plugin_args.rs

@@ -11,6 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
+#![feature(box_syntax)]
 
 extern crate syntax;
 extern crate rustc;

src/test/auxiliary/plugin_crate_outlive_expansion_phase.rs

@@ -11,6 +11,7 @@
 // force-host
 
 #![feature(plugin_registrar)]
+#![feature(box_syntax)]
 
 extern crate rustc;
 

src/test/bench/msgsend-pipes-shared.rs

@@ -103,6 +103,6 @@ fn main() {
         args.into_iter().map(|x| x.to_string()).collect()
     };
 
-    println!("{}", args);
+    println!("{:?}", args);
     run(args.as_slice());
 }

src/test/bench/msgsend-pipes.rs

@@ -112,6 +112,6 @@ fn main() {
         args.clone().into_iter().map(|x| x.to_string()).collect()
     };
 
-    println!("{}", args);
+    println!("{:?}", args);
     run(args.as_slice());
 }

src/test/bench/shootout-k-nucleotide-pipes.rs

@@ -13,6 +13,8 @@
 
 // multi tasking k-nucleotide
 
+#![feature(box_syntax)]
+
 use std::ascii::{AsciiExt, OwnedAsciiExt};
 use std::cmp::Ordering::{self, Less, Greater, Equal};
 use std::collections::HashMap;
@@ -62,7 +64,7 @@ fn sort_and_fmt(mm: &HashMap<Vec<u8> , uint>, total: uint) -> String {
 
    let mut buffer = String::new();
    for &(ref k, v) in pairs_sorted.iter() {
-       buffer.push_str(format!("{} {:0.3}\n",
+       buffer.push_str(format!("{:?} {:0.3}\n",
                                k.to_ascii_uppercase(),
                                v).as_slice());
    }
@@ -191,8 +193,8 @@ fn main() {
            // start processing if this is the one
            ('>', false) => {
                match line.as_slice().slice_from(1).find_str("THREE") {
-                   option::Option::Some(_) => { proc_mode = true; }
+                   Some(_) => { proc_mode = true; }
-                   option::Option::None    => { }
+                   None    => { }
                }
            }
 
@@ -221,6 +223,6 @@ fn main() {
 
    // now fetch and print result messages
    for (ii, _sz) in sizes.iter().enumerate() {
-       println!("{}", from_child[ii].recv().unwrap());
+       println!("{:?}", from_child[ii].recv().unwrap());
    }
 }

src/test/bench/shootout-k-nucleotide.rs

@@ -40,6 +40,8 @@
 
 // ignore-android see #10393 #13206
 
+#![feature(box_syntax)]
+
 use std::ascii::OwnedAsciiExt;
 use std::iter::repeat;
 use std::slice;

src/test/bench/shootout-regex-dna.rs

@@ -41,6 +41,8 @@
 // ignore-stage1
 // ignore-cross-compile #12102
 
+#![feature(box_syntax)]
+
 extern crate regex;
 
 use std::io;

src/test/bench/sudoku.rs

@@ -10,6 +10,7 @@
 
 // ignore-pretty very bad with line comments
 
+#![feature(box_syntax)]
 #![allow(non_snake_case)]
 
 use std::io::BufferedReader;

src/test/bench/task-perf-alloc-unwind.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(unsafe_destructor)]
+#![feature(unsafe_destructor, box_syntax)]
 
 use std::os;
 use std::thread::Thread;

src/test/compile-fail/borrowck-bad-nested-calls-free.rs

@@ -11,6 +11,7 @@
 // Test that we detect nested calls that could free pointers evaluated
 // for earlier arguments.
 
+#![feature(box_syntax)]
 
 fn rewrite(v: &mut Box<uint>) -> uint {
     *v = box 22;

src/test/compile-fail/borrowck-bad-nested-calls-move.rs

@@ -11,6 +11,7 @@
 // Test that we detect nested calls that could free pointers evaluated
 // for earlier arguments.
 
+#![feature(box_syntax)]
 
 fn rewrite(v: &mut Box<uint>) -> uint {
     *v = box 22;

src/test/compile-fail/borrowck-borrow-immut-deref-of-box-as-mut.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct A;
 
 impl A {

src/test/compile-fail/borrowck-borrowed-uniq-rvalue.rs

@@ -10,6 +10,8 @@
 
 //buggy.rs
 
+#![feature(box_syntax)]
+
 extern crate collections;
 use std::collections::HashMap;
 

src/test/compile-fail/borrowck-box-insensitivity.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct A {
     x: Box<int>,
     y: int,

src/test/compile-fail/borrowck-call-is-borrow-issue-12224.rs

@@ -11,6 +11,7 @@
 // Ensure that invoking a closure counts as a unique immutable borrow
 
 #![feature(unboxed_closures)]
+#![feature(box_syntax)]
 
 type Fn<'a> = Box<FnMut() + 'a>;
 

src/test/compile-fail/borrowck-closures-mut-and-imm.rs

@@ -11,6 +11,7 @@
 // Tests that two closures cannot simultaneously have mutable
 // and immutable access to the variable. Issue #6801.
 
+#![feature(box_syntax)]
 
 fn get(x: &int) -> int {
     *x

src/test/compile-fail/borrowck-closures-two-mut.rs

@@ -12,6 +12,7 @@
 // access to the variable, whether that mutable access be used
 // for direct assignment or for taking mutable ref. Issue #6801.
 
+#![feature(box_syntax)]
 
 fn a() {
     let mut x = 3i;

src/test/compile-fail/borrowck-closures-use-after-free.rs

@@ -12,6 +12,7 @@
 // cannot also be supplied a borrowed version of that
 // variable's contents. Issue #11192.
 
+#![feature(box_syntax)]
 
 struct Foo {
   x: int

src/test/compile-fail/borrowck-field-sensitivity.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct A { a: int, b: Box<int> }
 
 fn deref_after_move() {

src/test/compile-fail/borrowck-for-loop-correct-cmt-for-pattern.rs

@@ -10,6 +10,8 @@
 
 // Issue #16205.
 
+#![feature(box_syntax)]
+
 struct Foo {
     a: [Box<int>; 3],
 }

src/test/compile-fail/borrowck-issue-14498.rs

@@ -11,6 +11,8 @@
 // This tests that we can't modify Box<&mut T> contents while they
 // are borrowed.
 
+#![feature(box_syntax)]
+
 struct A { a: int }
 struct B<'a> { a: Box<&'a mut int> }
 

src/test/compile-fail/borrowck-issue-2657-1.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let x = Some(box 1i);
     match x {

src/test/compile-fail/borrowck-issue-2657-2.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let x = Some(box 1i);
     match x {

src/test/compile-fail/borrowck-lend-flow-if.rs

@@ -14,6 +14,7 @@
 // either genuine or would require more advanced changes.  The latter
 // cases are noted.
 
+#![feature(box_syntax)]
 
 fn borrow(_v: &int) {}
 fn borrow_mut(_v: &mut int) {}

src/test/compile-fail/borrowck-lend-flow-loop.rs

@@ -14,6 +14,7 @@
 // either genuine or would require more advanced changes.  The latter
 // cases are noted.
 
+#![feature(box_syntax)]
 
 fn borrow(_v: &int) {}
 fn borrow_mut(_v: &mut int) {}

src/test/compile-fail/borrowck-lend-flow.rs

@@ -14,6 +14,7 @@
 // either genuine or would require more advanced changes.  The latter
 // cases are noted.
 
+#![feature(box_syntax)]
 
 fn borrow(_v: &int) {}
 fn borrow_mut(_v: &mut int) {}

src/test/compile-fail/borrowck-loan-blocks-move-cc.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 use std::thread::Thread;
 
 fn borrow<F>(v: &int, f: F) where F: FnOnce(&int) {

src/test/compile-fail/borrowck-loan-blocks-move.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
 
 fn take(_v: Box<int>) {
 }

src/test/compile-fail/borrowck-loan-blocks-mut-uniq.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn borrow<F>(v: &int, f: F) where F: FnOnce(&int) {
     f(v);
 }

src/test/compile-fail/borrowck-move-by-capture.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 pub fn main() {
     let bar = box 3;
     let _g = |&mut:| {

src/test/compile-fail/borrowck-move-error-with-note.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
 
 enum Foo {
     Foo1(Box<u32>, Box<u32>),

src/test/compile-fail/borrowck-move-from-subpath-of-borrowed-path.rs

@@ -11,6 +11,8 @@
 // verify that an error is raised when trying to move out of a
 // borrowed path.
 
+#![feature(box_syntax)]
+
 fn main() {
     let a = box box 2i;
     let b = &a;

src/test/compile-fail/borrowck-move-moved-value-into-closure.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn call_f<F:FnOnce() -> int>(f: F) -> int {
     f()
 }

src/test/compile-fail/borrowck-move-subcomponent.rs

@@ -11,6 +11,7 @@
 // Tests that the borrow checker checks all components of a path when moving
 // out.
 
+#![feature(box_syntax)]
 
 struct S {
   x : Box<int>

src/test/compile-fail/borrowck-multiple-captures.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 use std::thread::Thread;
 
 fn borrow<T>(_: &T) { }

src/test/compile-fail/borrowck-no-cycle-in-exchange-heap.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
 
 struct node_ {
     a: Box<cycle>

src/test/compile-fail/borrowck-overloaded-index-2.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 use std::ops::Index;
 
 struct MyVec<T> {

src/test/compile-fail/borrowck-uniq-via-lend.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
 
 fn borrow(_v: &int) {}
 

src/test/compile-fail/borrowck-use-mut-borrow.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct A { a: int, b: int }
 
 impl Copy for A {}

src/test/compile-fail/check-static-values-constraints.rs

@@ -10,6 +10,8 @@
 
 // Verifies all possible restrictions for statics values.
 
+#![feature(box_syntax)]
+
 use std::marker;
 
 struct WithDtor;

src/test/compile-fail/class-cast-to-trait.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
 
 trait noisy {
   fn speak(&self);

src/test/compile-fail/cross-borrow-trait.rs

@@ -11,6 +11,8 @@
 // Test that cross-borrowing (implicitly converting from `Box<T>` to `&T`) is
 // forbidden when `T` is a trait.
 
+#![feature(box_syntax)]
+
 struct Foo;
 trait Trait {}
 impl Trait for Foo {}

src/test/compile-fail/dst-bad-assign-2.rs

@@ -10,6 +10,8 @@
 
 // Forbid assignment into a dynamically sized type.
 
+#![feature(box_syntax)]
+
 struct Fat<T: ?Sized> {
     f1: int,
     f2: &'static str,

src/test/compile-fail/dst-bad-assign.rs

@@ -10,6 +10,8 @@
 
 // Forbid assignment into a dynamically sized type.
 
+#![feature(box_syntax)]
+
 struct Fat<T: ?Sized> {
     f1: int,
     f2: &'static str,

src/test/compile-fail/dst-rvalue.rs

@@ -10,6 +10,8 @@
 
 // Check that dynamically sized rvalues are forbidden
 
+#![feature(box_syntax)]
+
 pub fn main() {
     let _x: Box<str> = box *"hello world";
     //~^ ERROR E0161

src/test/compile-fail/fn-trait-formatting.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 #![feature(unboxed_closures)]
+#![feature(box_syntax)]
 
 fn needs_fn<F>(x: F) where F: Fn(isize) -> isize {}
 

src/test/compile-fail/infinite-autoderef.rs

@@ -10,6 +10,8 @@
 
 // error-pattern: reached the recursion limit while auto-dereferencing
 
+#![feature(box_syntax)]
+
 use std::ops::Deref;
 
 struct Foo;

src/test/compile-fail/issue-10291.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn test<'x>(x: &'x int) {
     drop::<Box<for<'z> FnMut(&'z int) -> &'z int>>(box |z| {
         x

src/test/compile-fail/issue-10398.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let x = box 1i;
     let f = move|:| {

src/test/compile-fail/issue-11192.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct Foo {
     x: int
 }

src/test/compile-fail/issue-11515.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct Test<'s> {
     func: Box<FnMut()+'static>
 }

src/test/compile-fail/issue-11844.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let a = Some(box 1);
     match a {

src/test/compile-fail/issue-11925.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let r = {
         let x = box 42i;

src/test/compile-fail/issue-12127.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn do_it(x: &int) { }
 
 fn main() {

src/test/compile-fail/issue-12470.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 trait X {
     fn get_i(&self) -> int;
 }

src/test/compile-fail/issue-14915.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let x: Box<isize> = box 0;
 

src/test/compile-fail/issue-17263.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 struct Foo { a: int, b: int }
 
 fn main() {

src/test/compile-fail/issue-17441.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(box_syntax)]
+
 fn main() {
     let _foo = &[1u, 2] as [usize];
     //~^ ERROR cast to unsized type: `&[usize; 2]` as `[usize]`