rollup merge of #20607: nrc/kinds

Conflicts:
	src/libcore/array.rs
	src/libcore/cell.rs
	src/libcore/prelude.rs
	src/libstd/path/posix.rs
	src/libstd/prelude/v1.rs
	src/test/compile-fail/dst-sized-trait-param.rs

Author: alexcrichton

src/doc/guide-unsafe.md

@@ -703,10 +703,10 @@ Other features provided by lang items include:
   `deref`, and `add` respectively.
 - stack unwinding and general failure; the `eh_personality`, `fail`
   and `fail_bounds_checks` lang items.
-- the traits in `std::kinds` used to indicate types that satisfy
+- the traits in `std::markers` used to indicate types of
   various kinds; lang items `send`, `sync` and `copy`.
 - the marker types and variance indicators found in
-  `std::kinds::markers`; lang items `covariant_type`,
+  `std::markers`; lang items `covariant_type`,
   `contravariant_lifetime`, `no_sync_bound`, etc.
 
 Lang items are loaded lazily by the compiler; e.g. if one never uses

src/liballoc/arc.rs

@@ -74,7 +74,7 @@ use core::clone::Clone;
 use core::fmt::{self, Show};
 use core::cmp::{Eq, Ord, PartialEq, PartialOrd, Ordering};
 use core::default::Default;
-use core::kinds::{Sync, Send};
+use core::marker::{Sync, Send};
 use core::mem::{min_align_of, size_of, drop};
 use core::mem;
 use core::nonzero::NonZero;

src/liballoc/boxed.rs

@@ -18,7 +18,7 @@ use core::cmp::{PartialEq, PartialOrd, Eq, Ord, Ordering};
 use core::default::Default;
 use core::fmt;
 use core::hash::{self, Hash};
-use core::kinds::Sized;
+use core::marker::Sized;
 use core::mem;
 use core::option::Option;
 use core::ptr::Unique;

src/liballoc/rc.rs

@@ -148,7 +148,7 @@ use core::cmp::{PartialEq, PartialOrd, Eq, Ord, Ordering};
 use core::default::Default;
 use core::fmt;
 use core::hash::{self, Hash};
-use core::kinds::marker;
+use core::marker;
 use core::mem::{transmute, min_align_of, size_of, forget};
 use core::nonzero::NonZero;
 use core::ops::{Deref, Drop};

src/libcollections/btree/map.rs

@@ -480,7 +480,7 @@ enum Continuation<A, B> {
 /// boilerplate gets cut out.
 mod stack {
     use core::prelude::*;
-    use core::kinds::marker;
+    use core::marker;
     use core::mem;
     use core::ops::{Deref, DerefMut};
     use super::BTreeMap;

src/libcollections/lib.rs

@@ -99,7 +99,9 @@ mod std {
     pub use core::option;   // necessary for panic!()
     pub use core::clone;    // deriving(Clone)
     pub use core::cmp;      // deriving(Eq, Ord, etc.)
-    pub use core::kinds;    // deriving(Copy)
+    #[cfg(stage0)]
+    pub use core::marker as kinds;
+    pub use core::marker;  // deriving(Copy)
     pub use core::hash;     // deriving(Hash)
 }
 
@@ -114,7 +116,7 @@ mod prelude {
     pub use core::iter::{FromIterator, Extend, IteratorExt};
     pub use core::iter::{Iterator, DoubleEndedIterator, RandomAccessIterator};
     pub use core::iter::{ExactSizeIterator};
-    pub use core::kinds::{Copy, Send, Sized, Sync};
+    pub use core::marker::{Copy, Send, Sized, Sync};
     pub use core::mem::drop;
     pub use core::ops::{Drop, Fn, FnMut, FnOnce};
     pub use core::option::Option;

src/libcollections/ring_buf.rs

@@ -20,7 +20,7 @@ use core::cmp::Ordering;
 use core::default::Default;
 use core::fmt;
 use core::iter::{self, repeat, FromIterator, RandomAccessIterator};
-use core::kinds::marker;
+use core::marker;
 use core::mem;
 use core::num::{Int, UnsignedInt};
 use core::ops::{Index, IndexMut};

src/libcollections/slice.rs

@@ -95,7 +95,7 @@ use core::cmp::Ordering::{self, Greater, Less};
 use core::cmp::{self, Ord, PartialEq};
 use core::iter::{Iterator, IteratorExt};
 use core::iter::{range, range_step, MultiplicativeIterator};
-use core::kinds::Sized;
+use core::marker::Sized;
 use core::mem::size_of;
 use core::mem;
 use core::ops::{FnMut, FullRange, Index, IndexMut};

src/libcollections/vec.rs

@@ -55,7 +55,7 @@ use core::default::Default;
 use core::fmt;
 use core::hash::{self, Hash};
 use core::iter::{repeat, FromIterator};
-use core::kinds::marker::{ContravariantLifetime, InvariantType};
+use core::marker::{ContravariantLifetime, InvariantType};
 use core::mem;
 use core::nonzero::NonZero;
 use core::num::{Int, UnsignedInt};

src/libcore/array.rs

@@ -17,7 +17,7 @@
 use clone::Clone;
 use cmp::{PartialEq, Eq, PartialOrd, Ord, Ordering};
 use fmt;
-use kinds::Copy;
+use marker::Copy;
 use ops::{Deref, FullRange, Index};
 use option::Option;