Removed DeepClone. Issue #12698.

src/libstd/cell.rs

@@ -11,7 +11,7 @@
 //! Types dealing with dynamic mutability
 
 use cast;
-use clone::{Clone, DeepClone};
+use clone::Clone;
 use cmp::Eq;
 use fmt;
 use kinds::{marker, Pod};
@@ -222,13 +222,6 @@ impl<T: Clone> Clone for RefCell<T> {
     }
 }
 
-impl<T: DeepClone> DeepClone for RefCell<T> {
-    fn deep_clone(&self) -> RefCell<T> {
-        let x = self.borrow();
-        RefCell::new(x.get().deep_clone())
-    }
-}
-
 impl<T: Eq> Eq for RefCell<T> {
     fn eq(&self, other: &RefCell<T>) -> bool {
         let a = self.borrow();

src/libstd/clone.rs

@@ -21,8 +21,6 @@ the `clone` method.
 
 */
 
-use std::kinds::Freeze;
-
 /// A common trait for cloning an object.
 pub trait Clone {
     /// Returns a copy of the value. The contents of owned pointers
@@ -125,92 +123,6 @@ extern_fn_clone!(A, B, C, D, E, F)
 extern_fn_clone!(A, B, C, D, E, F, G)
 extern_fn_clone!(A, B, C, D, E, F, G, H)
 
-/// A trait distinct from `Clone` which represents "deep copies" of things like
-/// managed boxes which would otherwise not be copied.
-pub trait DeepClone: Clone {
-    /// Return a deep copy of the value. Unlike `Clone`, the contents of shared pointer types
-    /// *are* copied.
-    fn deep_clone(&self) -> Self;
-
-    /// Perform deep copy-assignment from `source`.
-    ///
-    /// `a.deep_clone_from(&b)` is equivalent to `a = b.deep_clone()` in
-    /// functionality, but can be overridden to reuse the resources of `a` to
-    /// avoid unnecessary allocations.
-    #[inline(always)]
-    fn deep_clone_from(&mut self, source: &Self) {
-        *self = source.deep_clone()
-    }
-}
-
-impl<T: DeepClone> DeepClone for ~T {
-    /// Return a deep copy of the owned box.
-    #[inline]
-    fn deep_clone(&self) -> ~T { ~(**self).deep_clone() }
-
-    /// Perform deep copy-assignment from `source` by reusing the existing allocation.
-    fn deep_clone_from(&mut self, source: &~T) {
-        **self = (**source).deep_clone()
-    }
-}
-
-// FIXME: #6525: should also be implemented for `T: Send + DeepClone`
-impl<T: Freeze + DeepClone + 'static> DeepClone for @T {
-    /// Return a deep copy of the managed box. The `Freeze` trait is required to prevent performing
-    /// a deep clone of a potentially cyclical type.
-    #[inline]
-    fn deep_clone(&self) -> @T { @(**self).deep_clone() }
-}
-
-macro_rules! deep_clone_impl(
-    ($t:ty) => {
-        impl DeepClone for $t {
-            /// Return a deep copy of the value.
-            #[inline]
-            fn deep_clone(&self) -> $t { *self }
-        }
-    }
-)
-
-deep_clone_impl!(int)
-deep_clone_impl!(i8)
-deep_clone_impl!(i16)
-deep_clone_impl!(i32)
-deep_clone_impl!(i64)
-
-deep_clone_impl!(uint)
-deep_clone_impl!(u8)
-deep_clone_impl!(u16)
-deep_clone_impl!(u32)
-deep_clone_impl!(u64)
-
-deep_clone_impl!(f32)
-deep_clone_impl!(f64)
-
-deep_clone_impl!(())
-deep_clone_impl!(bool)
-deep_clone_impl!(char)
-
-macro_rules! extern_fn_deep_clone(
-    ($($A:ident),*) => (
-        impl<$($A,)* ReturnType> DeepClone for extern "Rust" fn($($A),*) -> ReturnType {
-            /// Return a copy of a function pointer
-            #[inline]
-            fn deep_clone(&self) -> extern "Rust" fn($($A),*) -> ReturnType { *self }
-        }
-    )
-)
-
-extern_fn_deep_clone!()
-extern_fn_deep_clone!(A)
-extern_fn_deep_clone!(A, B)
-extern_fn_deep_clone!(A, B, C)
-extern_fn_deep_clone!(A, B, C, D)
-extern_fn_deep_clone!(A, B, C, D, E)
-extern_fn_deep_clone!(A, B, C, D, E, F)
-extern_fn_deep_clone!(A, B, C, D, E, F, G)
-extern_fn_deep_clone!(A, B, C, D, E, F, G, H)
-
 #[test]
 fn test_owned_clone() {
     let a = ~5i;
@@ -241,14 +153,6 @@ fn test_clone_from() {
     assert_eq!(*b, 5);
 }
 
-#[test]
-fn test_deep_clone_from() {
-    let a = ~5;
-    let mut b = ~10;
-    b.deep_clone_from(&a);
-    assert_eq!(*b, 5);
-}
-
 #[test]
 fn test_extern_fn_clone() {
     trait Empty {}
@@ -261,8 +165,4 @@ fn test_extern_fn_clone() {
     let _ = test_fn_a.clone();
     let _ = test_fn_b::<int>.clone();
     let _ = test_fn_c.clone();
-
-    let _ = test_fn_a.deep_clone();
-    let _ = test_fn_b::<int>.deep_clone();
-    let _ = test_fn_c.deep_clone();
 }

src/libstd/gc.rs

@@ -19,8 +19,7 @@ collector is task-local so `Gc<T>` is not sendable.
 #[allow(experimental)];
 
 use kinds::marker;
-use kinds::Send;
+use clone::Clone;
-use clone::{Clone, DeepClone};
 use managed;
 
 /// Immutable garbage-collected pointer type
@@ -78,16 +77,6 @@ pub static GC: () = ();
 #[cfg(test)]
 pub static GC: () = ();
 
-/// The `Send` bound restricts this to acyclic graphs where it is well-defined.
-///
-/// A `Freeze` bound would also work, but `Send` *or* `Freeze` cannot be expressed.
-impl<T: DeepClone + Send + 'static> DeepClone for Gc<T> {
-    #[inline]
-    fn deep_clone(&self) -> Gc<T> {
-        Gc::new(self.borrow().deep_clone())
-    }
-}
-
 #[cfg(test)]
 mod tests {
     use prelude::*;
@@ -104,16 +93,6 @@ mod tests {
         assert_eq!(y.borrow().with(|x| *x), 20);
     }
 
-    #[test]
-    fn test_deep_clone() {
-        let x = Gc::new(RefCell::new(5));
-        let y = x.deep_clone();
-        x.borrow().with_mut(|inner| {
-            *inner = 20;
-        });
-        assert_eq!(y.borrow().with(|x| *x), 5);
-    }
-
     #[test]
     fn test_simple() {
         let x = Gc::new(5);

src/libstd/iter.rs

@@ -1757,7 +1757,7 @@ impl<'a,
 
 /// An iterator that yields `None` forever after the underlying iterator
 /// yields `None` once.
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct Fuse<T> {
     priv iter: T,
     priv done: bool
@@ -1946,7 +1946,7 @@ impl<A: Add<A, A> + Clone> Iterator<A> for Counter<A> {
 }
 
 /// An iterator over the range [start, stop)
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct Range<A> {
     priv state: A,
     priv stop: A,
@@ -2020,7 +2020,7 @@ impl<A: Int + Ord + Clone + ToPrimitive> DoubleEndedIterator<A> for Range<A> {
 }
 
 /// An iterator over the range [start, stop]
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct RangeInclusive<A> {
     priv range: Range<A>,
     priv done: bool
@@ -2083,7 +2083,7 @@ impl<A: Sub<A, A> + Int + Ord + Clone + ToPrimitive> DoubleEndedIterator<A>
 }
 
 /// An iterator over the range [start, stop) by `step`. It handles overflow by stopping.
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct RangeStep<A> {
     priv state: A,
     priv stop: A,
@@ -2115,7 +2115,7 @@ impl<A: CheckedAdd + Ord + Clone> Iterator<A> for RangeStep<A> {
 }
 
 /// An iterator over the range [start, stop] by `step`. It handles overflow by stopping.
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct RangeStepInclusive<A> {
     priv state: A,
     priv stop: A,
@@ -2150,7 +2150,7 @@ impl<A: CheckedAdd + Ord + Clone + Eq> Iterator<A> for RangeStepInclusive<A> {
 }
 
 /// An iterator that repeats an element endlessly
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct Repeat<A> {
     priv element: A
 }

src/libstd/num/mod.rs

@@ -15,7 +15,7 @@
 
 #[allow(missing_doc)];
 
-use clone::{Clone, DeepClone};
+use clone::Clone;
 use cmp::{Eq, Ord};
 use kinds::Pod;
 use mem::size_of;
@@ -247,7 +247,6 @@ pub trait Bitwise: Bounded
 /// may be useful for systems programming.
 pub trait Primitive: Pod
                    + Clone
-                   + DeepClone
                    + Num
                    + NumCast
                    + Ord

src/libstd/option.rs

@@ -39,8 +39,7 @@
 
 use any::Any;
 use clone::Clone;
-use clone::DeepClone;
+use cmp::{Eq, TotalEq, TotalOrd};
-use cmp::{Eq, TotalOrd};
 use default::Default;
 use iter::{Iterator, DoubleEndedIterator, FromIterator, ExactSize};
 use kinds::Send;
@@ -48,7 +47,7 @@ use mem;
 use vec;
 
 /// The option type
-#[deriving(Clone, DeepClone, Eq, Ord, TotalEq, TotalOrd, Show)]
+#[deriving(Clone, Eq, Ord, TotalEq, TotalOrd, Show)]
 pub enum Option<T> {
     /// No value
     None,
@@ -387,7 +386,7 @@ impl<T> Default for Option<T> {
 /////////////////////////////////////////////////////////////////////////////
 
 /// An iterator that yields either one or zero elements
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct Item<A> {
     priv opt: Option<A>
 }

src/libstd/path/posix.rs

@@ -38,7 +38,7 @@ pub type RevStrComponents<'a> = Map<'a, &'a [u8], Option<&'a str>,
                                           RevComponents<'a>>;
 
 /// Represents a POSIX file path
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct Path {
     priv repr: ~[u8], // assumed to never be empty or contain NULs
     priv sepidx: Option<uint> // index of the final separator in repr

src/libstd/path/windows.rs

@@ -79,7 +79,7 @@ pub type RevComponents<'a> = Map<'a, Option<&'a str>, &'a [u8],
 //
 // The only error condition imposed here is valid utf-8. All other invalid paths are simply
 // preserved by the data structure; let the Windows API error out on them.
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 pub struct Path {
     priv repr: ~str, // assumed to never be empty
     priv prefix: Option<PathPrefix>,
@@ -942,7 +942,7 @@ pub fn is_sep_byte_verbatim(u: &u8) -> bool {
 }
 
 /// Prefix types for Path
-#[deriving(Eq, Clone, DeepClone)]
+#[deriving(Eq, Clone)]
 pub enum PathPrefix {
     /// Prefix `\\?\`, uint is the length of the following component
     VerbatimPrefix(uint),

src/libstd/prelude.rs

@@ -38,7 +38,7 @@ pub use mem::drop;
 pub use ascii::{Ascii, AsciiCast, OwnedAsciiCast, AsciiStr, IntoBytes};
 pub use c_str::ToCStr;
 pub use char::Char;
-pub use clone::{Clone, DeepClone};
+pub use clone::Clone;
 pub use cmp::{Eq, Ord, TotalEq, TotalOrd, Ordering, Less, Equal, Greater, Equiv};
 pub use container::{Container, Mutable, Map, MutableMap, Set, MutableSet};
 pub use iter::{FromIterator, Extendable};

src/libstd/rc.rs

@@ -24,7 +24,7 @@ pointers, and then storing the parent pointers as `Weak` pointers.
 */
 
 use cast::transmute;
-use clone::{Clone, DeepClone};
+use clone::Clone;
 use cmp::{Eq, Ord};
 use kinds::marker;
 use ops::{Deref, Drop};
@@ -118,13 +118,6 @@ impl<T> Clone for Rc<T> {
     }
 }
 
-impl<T: DeepClone> DeepClone for Rc<T> {
-    #[inline]
-    fn deep_clone(&self) -> Rc<T> {
-        Rc::new(self.borrow().deep_clone())
-    }
-}
-
 impl<T: Eq> Eq for Rc<T> {
     #[inline(always)]
     fn eq(&self, other: &Rc<T>) -> bool { *self.borrow() == *other.borrow() }
@@ -210,16 +203,6 @@ mod tests {
         assert_eq!(y.borrow().with(|v| *v), 20);
     }
 
-    #[test]
-    fn test_deep_clone() {
-        let x = Rc::new(RefCell::new(5));
-        let y = x.deep_clone();
-        x.borrow().with_mut(|inner| {
-            *inner = 20;
-        });
-        assert_eq!(y.borrow().with(|v| *v), 5);
-    }
-
     #[test]
     fn test_simple() {
         let x = Rc::new(5);

src/libstd/result.rs

@@ -16,7 +16,7 @@ use iter::{Iterator, FromIterator};
 use option::{None, Option, Some};
 
 /// `Result` is a type that represents either success (`Ok`) or failure (`Err`).
-#[deriving(Clone, DeepClone, Eq, Ord, TotalEq, TotalOrd, Show)]
+#[deriving(Clone, Eq, Ord, TotalEq, TotalOrd, Show)]
 #[must_use]
 pub enum Result<T, E> {
     /// Contains the success value

src/libstd/str.rs

@@ -85,7 +85,7 @@ use cast;
 use cast::transmute;
 use char;
 use char::Char;
-use clone::{Clone, DeepClone};
+use clone::Clone;
 use cmp::{Eq, TotalEq, Ord, TotalOrd, Equiv, Ordering};
 use container::{Container, Mutable};
 use fmt;
@@ -1326,16 +1326,6 @@ impl<'a> Clone for MaybeOwned<'a> {
     }
 }
 
-impl<'a> DeepClone for MaybeOwned<'a> {
-    #[inline]
-    fn deep_clone(&self) -> MaybeOwned<'a> {
-        match *self {
-            Slice(s) => Slice(s),
-            Owned(ref s) => Owned(s.to_owned())
-        }
-    }
-}
-
 impl<'a> Default for MaybeOwned<'a> {
     #[inline]
     fn default() -> MaybeOwned<'a> { Slice("") }
@@ -3031,13 +3021,6 @@ impl Clone for ~str {
     }
 }
 
-impl DeepClone for ~str {
-    #[inline]
-    fn deep_clone(&self) -> ~str {
-        self.to_owned()
-    }
-}
-
 impl FromIterator<char> for ~str {
     #[inline]
     fn from_iterator<T: Iterator<char>>(iterator: &mut T) -> ~str {
@@ -4465,16 +4448,9 @@ mod tests {
     #[test]
     fn test_maybe_owned_clone() {
         assert_eq!(Owned(~"abcde"), Slice("abcde").clone());
-        assert_eq!(Owned(~"abcde"), Slice("abcde").deep_clone());
-
         assert_eq!(Owned(~"abcde"), Owned(~"abcde").clone());
-        assert_eq!(Owned(~"abcde"), Owned(~"abcde").deep_clone());
-
         assert_eq!(Slice("abcde"), Slice("abcde").clone());
-        assert_eq!(Slice("abcde"), Slice("abcde").deep_clone());
-
         assert_eq!(Slice("abcde"), Owned(~"abcde").clone());
-        assert_eq!(Slice("abcde"), Owned(~"abcde").deep_clone());
     }
 
     #[test]

src/libstd/vec.rs

@@ -104,7 +104,7 @@ There are a number of free functions that create or take vectors, for example:
 use cast;
 use cast::transmute;
 use ops::Drop;
-use clone::{Clone, DeepClone};
+use clone::Clone;
 use container::{Container, Mutable};
 use cmp::{Eq, TotalOrd, Ordering, Less, Equal, Greater};
 use cmp;
@@ -2635,24 +2635,6 @@ impl<A: Clone> Clone for ~[A] {
     }
 }
 
-impl<A: DeepClone> DeepClone for ~[A] {
-    #[inline]
-    fn deep_clone(&self) -> ~[A] {
-        self.iter().map(|item| item.deep_clone()).collect()
-    }
-
-    fn deep_clone_from(&mut self, source: &~[A]) {
-        if self.len() < source.len() {
-            *self = source.deep_clone()
-        } else {
-            self.truncate(source.len());
-            for (x, y) in self.mut_iter().zip(source.iter()) {
-                x.deep_clone_from(y);
-            }
-        }
-    }
-}
-
 impl<'a, T: fmt::Show> fmt::Show for &'a [T] {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         try!(write!(f.buf, "["));

src/libsyntax/ext/deriving/clone.rs

@@ -44,36 +44,6 @@ pub fn expand_deriving_clone(cx: &mut ExtCtxt,
     trait_def.expand(cx, mitem, item, push)
 }
 
-pub fn expand_deriving_deep_clone(cx: &mut ExtCtxt,
-                                  span: Span,
-                                  mitem: @MetaItem,
-                                  item: @Item,
-                                  push: |@Item|) {
-    let trait_def = TraitDef {
-        span: span,
-        attributes: Vec::new(),
-        path: Path::new(vec!("std", "clone", "DeepClone")),
-        additional_bounds: Vec::new(),
-        generics: LifetimeBounds::empty(),
-        methods: vec!(
-            MethodDef {
-                name: "deep_clone",
-                generics: LifetimeBounds::empty(),
-                explicit_self: borrowed_explicit_self(),
-                args: Vec::new(),
-                ret_ty: Self,
-                inline: true,
-                const_nonmatching: false,
-                // cs_clone uses the ident passed to it, i.e. it will
-                // call deep_clone (not clone) here.
-                combine_substructure: |c, s, sub| cs_clone("DeepClone", c, s, sub)
-            }
-        )
-    };
-
-    trait_def.expand(cx, mitem, item, push)
-}
-
 fn cs_clone(
     name: &str,
     cx: &mut ExtCtxt, trait_span: Span,

src/libsyntax/ext/deriving/mod.rs

@@ -70,7 +70,6 @@ pub fn expand_meta_deriving(cx: &mut ExtCtxt,
                                                                    |i| push(i))));
                         match tname.get() {
                             "Clone" => expand!(clone::expand_deriving_clone),
-                            "DeepClone" => expand!(clone::expand_deriving_deep_clone),
 
                             "Hash" => expand!(hash::expand_deriving_hash),
 

src/libtime/lib.rs

@@ -64,7 +64,7 @@ mod imp {
 /// A record specifying a time value in seconds and nanoseconds.
 
 
-#[deriving(Clone, DeepClone, Eq, Encodable, Decodable, Show)]
+#[deriving(Clone, Eq, Encodable, Decodable, Show)]
 pub struct Timespec { sec: i64, nsec: i32 }
 /*
  * Timespec assumes that pre-epoch Timespecs have negative sec and positive
@@ -191,7 +191,7 @@ pub fn tzset() {
     }
 }
 
-#[deriving(Clone, DeepClone, Eq, Encodable, Decodable, Show)]
+#[deriving(Clone, Eq, Encodable, Decodable, Show)]
 pub struct Tm {
     tm_sec: i32, // seconds after the minute ~[0-60]
     tm_min: i32, // minutes after the hour ~[0-59]

src/test/compile-fail/deriving-span-DeepClone-enum-struct-variant.rs

@@ -1,26 +0,0 @@
-// Copyright 2014 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.
-
-// This file was auto-generated using 'src/etc/generate-keyword-span-tests.py'
-
-#[feature(struct_variant)];
-extern crate extra;
-
-#[deriving(Clone)]
-struct Error;
-
-#[deriving(DeepClone,Clone)]
-enum Enum {
-   A {
-     x: Error //~ ERROR
-   }
-}
-
-fn main() {}

src/test/compile-fail/deriving-span-DeepClone-enum.rs

@@ -1,26 +0,0 @@
-// Copyright 2014 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.
-
-// This file was auto-generated using 'src/etc/generate-keyword-span-tests.py'
-
-#[feature(struct_variant)];
-extern crate extra;
-
-#[deriving(Clone)]
-struct Error;
-
-#[deriving(DeepClone,Clone)]
-enum Enum {
-   A(
-     Error //~ ERROR
-     )
-}
-
-fn main() {}

src/test/compile-fail/deriving-span-DeepClone-struct.rs

@@ -1,24 +0,0 @@
-// Copyright 2014 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.
-
-// This file was auto-generated using 'src/etc/generate-keyword-span-tests.py'
-
-#[feature(struct_variant)];
-extern crate extra;
-
-#[deriving(Clone)]
-struct Error;
-
-#[deriving(DeepClone,Clone)]
-struct Struct {
-    x: Error //~ ERROR
-}
-
-fn main() {}

src/test/compile-fail/deriving-span-DeepClone-tuple-struct.rs

@@ -1,24 +0,0 @@
-// Copyright 2014 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.
-
-// This file was auto-generated using 'src/etc/generate-keyword-span-tests.py'
-
-#[feature(struct_variant)];
-extern crate extra;
-
-#[deriving(Clone)]
-struct Error;
-
-#[deriving(DeepClone,Clone)]
-struct Struct(
-    Error //~ ERROR
-);
-
-fn main() {}

src/test/run-pass/deriving-clone-enum.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 enum E {
     A,
     B(()),
@@ -17,5 +17,4 @@ enum E {
 
 pub fn main() {
     let _ = A.clone();
-    let _ = B(()).deep_clone();
 }

src/test/run-pass/deriving-clone-generic-enum.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 enum E<T,U> {
     A(T),
     B(T,U),
@@ -17,5 +17,4 @@ enum E<T,U> {
 
 pub fn main() {
     let _ = A::<int, int>(1i).clone();
-    let _ = B(1i, 1.234).deep_clone();
 }

src/test/run-pass/deriving-clone-generic-struct.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 struct S<T> {
     foo: (),
     bar: (),
@@ -16,5 +16,5 @@ struct S<T> {
 }
 
 pub fn main() {
-    let _ = S { foo: (), bar: (), baz: 1i }.clone().deep_clone();
+    let _ = S { foo: (), bar: (), baz: 1i }.clone();
 }

src/test/run-pass/deriving-clone-generic-tuple-struct.rs

@@ -8,9 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 struct S<T>(T, ());
 
 pub fn main() {
-    let _ = S(1i, ()).clone().deep_clone();
+    let _ = S(1i, ()).clone();
 }

src/test/run-pass/deriving-clone-struct.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[deriving(Clone, DeepClone)]
+#[deriving(Clone)]
 struct S {
     _int: int,
     _i8: i8,

src/test/run-pass/deriving-global.rs

@@ -28,21 +28,21 @@ mod submod {
     // cause errors about unrecognised module `std` (or `extra`)
     #[deriving(Eq, Ord, TotalEq, TotalOrd,
                Hash,
-               Clone, DeepClone,
+               Clone,
                Show, Rand,
                Encodable, Decodable)]
     enum A { A1(uint), A2(int) }
 
     #[deriving(Eq, Ord, TotalEq, TotalOrd,
                Hash,
-               Clone, DeepClone,
+               Clone,
                Show, Rand,
                Encodable, Decodable)]
     struct B { x: uint, y: int }
 
     #[deriving(Eq, Ord, TotalEq, TotalOrd,
                Hash,
-               Clone, DeepClone,
+               Clone,
                Show, Rand,
                Encodable, Decodable)]
     struct C(uint, int);

src/test/run-pass/send_str_hashmap.rs

@@ -10,13 +10,8 @@
 
 extern crate collections;
 
-use std::clone::{Clone, DeepClone};
+use std::container::{Map, MutableMap};
-use std::cmp::{TotalEq, Ord, TotalOrd, Equiv};
+use std::str::{SendStr, Owned, Slice};
-use std::cmp::Equal;
-use std::container::{Container, Map, MutableMap};
-use std::default::Default;
-use std::str::{Str, SendStr, Owned, Slice};
-use std::to_str::ToStr;
 use collections::HashMap;
 use std::option::Some;
 

src/test/run-pass/send_str_treemap.rs

@@ -10,12 +10,8 @@
 
 extern crate collections;
 
-use std::clone::{Clone, DeepClone};
+use std::container::{ Map, MutableMap};
-use std::cmp::{TotalEq, Ord, TotalOrd, Equiv};
+use std::str::{SendStr, Owned, Slice};
-use std::cmp::Equal;
-use std::container::{Container, Map, MutableMap};
-use std::default::Default;
-use std::str::{Str, SendStr, Owned, Slice};
 use std::to_str::ToStr;
 use self::collections::TreeMap;
 use std::option::Some;