---

yaml
---
r: 187853
b: refs/heads/tmp
c: d9704bd
h: refs/heads/master
i:
  187851: 23cad78
v: v3

Author: Manishearth

[refs]

@@ -34,5 +34,5 @@ refs/heads/building: 126db549b038c84269a1e4fe46f051b2c15d6970
 refs/heads/beta: 522d09dfecbeca1595f25ac58c6d0178bbd21d7d
 refs/heads/windistfix: 7608dbad651f02e837ed05eef3d74a6662a6e928
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
-refs/heads/tmp: d0bb57cfc38bfa2347c4b65ee6abd20a9462847c
+refs/heads/tmp: d9704bdfdb3057ed2a28fcf0dd5c9165ed45189b
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f

branches/tmp/src/etc/htmldocck.py

@@ -96,6 +96,9 @@
   highlights for example. If you want to simply check the presence of
   given node or attribute, use an empty string (`""`) as a `PATTERN`.
 
+* `@count PATH XPATH COUNT' checks for the occurrence of given XPath
+  in the given file. The number of occurrences must match the given count.
+
 All conditions can be negated with `!`. `@!has foo/type.NoSuch.html`
 checks if the given file does not exist, for example.
 
@@ -333,6 +336,11 @@ def check_tree_text(tree, path, pat, regexp):
     return ret
 
 
+def check_tree_count(tree, path, count):
+    path = normalize_xpath(path)
+    return len(tree.findall(path)) == count
+
+
 def check(target, commands):
     cache = CachedFiles(target)
     for c in commands:
@@ -360,6 +368,13 @@ def check(target, commands):
                 raise RuntimeError('Invalid number of @{} arguments \
                                     at line {}'.format(c.cmd, c.lineno))
 
+        elif c.cmd == 'count': # count test
+            if len(c.args) == 3: # @count <path> <pat> <count> = count test
+                ret = check_tree_count(cache.get_tree(c.args[0]), c.args[1], int(c.args[2]))
+            else:
+                raise RuntimeError('Invalid number of @{} arguments \
+                                    at line {}'.format(c.cmd, c.lineno))
+
         elif c.cmd == 'valid-html':
             raise RuntimeError('Unimplemented @valid-html at line {}'.format(c.lineno))
 

branches/tmp/src/liballoc/arc.rs

@@ -139,6 +139,13 @@ pub struct Weak<T> {
 unsafe impl<T: Sync + Send> Send for Weak<T> { }
 unsafe impl<T: Sync + Send> Sync for Weak<T> { }
 
+#[stable(feature = "rust1", since = "1.0.0")]
+impl<T: fmt::Debug> fmt::Debug for Weak<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "(Weak)")
+    }
+}
+
 struct ArcInner<T> {
     strong: atomic::AtomicUsize,
     weak: atomic::AtomicUsize,

branches/tmp/src/libcollections/btree/node.rs

@@ -1085,7 +1085,7 @@ impl<K, V> Node<K, V> {
                     vals: RawItems::from_slice(self.vals()),
                     edges: RawItems::from_slice(self.edges()),
 
-                    ptr: *self.keys as *mut u8,
+                    ptr: Unique::new(*self.keys as *mut u8),
                     capacity: self.capacity(),
                     is_leaf: self.is_leaf()
                 },
@@ -1354,11 +1354,14 @@ struct MoveTraversalImpl<K, V> {
     edges: RawItems<Node<K, V>>,
 
     // For deallocation when we are done iterating.
-    ptr: *mut u8,
+    ptr: Unique<u8>,
     capacity: usize,
     is_leaf: bool
 }
 
+unsafe impl<K: Sync, V: Sync> Sync for MoveTraversalImpl<K, V> {}
+unsafe impl<K: Send, V: Send> Send for MoveTraversalImpl<K, V> {}
+
 impl<K, V> TraversalImpl for MoveTraversalImpl<K, V> {
     type Item = (K, V);
     type Edge = Node<K, V>;
@@ -1401,7 +1404,7 @@ impl<K, V> Drop for MoveTraversalImpl<K, V> {
 
         let (alignment, size) =
                 calculate_allocation_generic::<K, V>(self.capacity, self.is_leaf);
-        unsafe { heap::deallocate(self.ptr, size, alignment) };
+        unsafe { heap::deallocate(*self.ptr, size, alignment) };
     }
 }
 
@@ -1425,12 +1428,12 @@ pub enum TraversalItem<K, V, E> {
 /// A traversal over a node's entries and edges
 pub type Traversal<'a, K, V> = AbsTraversal<ElemsAndEdges<Zip<slice::Iter<'a, K>,
                                                               slice::Iter<'a, V>>,
-                                                              slice::Iter<'a, Node<K, V>>>>;
+                                                          slice::Iter<'a, Node<K, V>>>>;
 
 /// A mutable traversal over a node's entries and edges
 pub type MutTraversal<'a, K, V> = AbsTraversal<ElemsAndEdges<Zip<slice::Iter<'a, K>,
                                                                  slice::IterMut<'a, V>>,
-                                                                 slice::IterMut<'a, Node<K, V>>>>;
+                                                             slice::IterMut<'a, Node<K, V>>>>;
 
 /// An owning traversal over a node's entries and edges
 pub type MoveTraversal<K, V> = AbsTraversal<MoveTraversalImpl<K, V>>;

branches/tmp/src/libcollections/linked_list.rs

@@ -51,8 +51,8 @@ struct Rawlink<T> {
 }
 
 impl<T> Copy for Rawlink<T> {}
-unsafe impl<T:'static+Send> Send for Rawlink<T> {}
-unsafe impl<T:Send+Sync> Sync for Rawlink<T> {}
+unsafe impl<T:Send> Send for Rawlink<T> {}
+unsafe impl<T:Sync> Sync for Rawlink<T> {}
 
 struct Node<T> {
     next: Link<T>,

branches/tmp/src/libcollections/vec.rs

@@ -1755,6 +1755,9 @@ pub struct Drain<'a, T:'a> {
     marker: PhantomData<&'a T>,
 }
 
+unsafe impl<'a, T: Sync> Sync for Drain<'a, T> {}
+unsafe impl<'a, T: Send> Send for Drain<'a, T> {}
+
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<'a, T> Iterator for Drain<'a, T> {
     type Item = T;

branches/tmp/src/libcollections/vec_deque.rs

@@ -24,7 +24,6 @@ use core::cmp::Ordering;
 use core::default::Default;
 use core::fmt;
 use core::iter::{self, repeat, FromIterator, IntoIterator, RandomAccessIterator};
-use core::marker;
 use core::mem;
 use core::num::{Int, UnsignedInt};
 use core::ops::{Index, IndexMut};
@@ -59,12 +58,6 @@ pub struct VecDeque<T> {
     ptr: Unique<T>,
 }
 
-#[stable(feature = "rust1", since = "1.0.0")]
-unsafe impl<T: Send> Send for VecDeque<T> {}
-
-#[stable(feature = "rust1", since = "1.0.0")]
-unsafe impl<T: Sync> Sync for VecDeque<T> {}
-
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<T: Clone> Clone for VecDeque<T> {
     fn clone(&self) -> VecDeque<T> {
@@ -545,9 +538,7 @@ impl<T> VecDeque<T> {
         IterMut {
             tail: self.tail,
             head: self.head,
-            cap: self.cap,
-            ptr: *self.ptr,
-            marker: marker::PhantomData,
+            ring: unsafe { self.buffer_as_mut_slice() },
         }
     }
 
@@ -1515,17 +1506,12 @@ impl<'a, T> RandomAccessIterator for Iter<'a, T> {
     }
 }
 
-// FIXME This was implemented differently from Iter because of a problem
-//       with returning the mutable reference. I couldn't find a way to
-//       make the lifetime checker happy so, but there should be a way.
 /// `VecDeque` mutable iterator.
 #[stable(feature = "rust1", since = "1.0.0")]
 pub struct IterMut<'a, T:'a> {
-    ptr: *mut T,
+    ring: &'a mut [T],
     tail: usize,
     head: usize,
-    cap: usize,
-    marker: marker::PhantomData<&'a mut T>,
 }
 
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -1538,16 +1524,17 @@ impl<'a, T> Iterator for IterMut<'a, T> {
             return None;
         }
         let tail = self.tail;
-        self.tail = wrap_index(self.tail + 1, self.cap);
+        self.tail = wrap_index(self.tail + 1, self.ring.len());
 
         unsafe {
-            Some(&mut *self.ptr.offset(tail as isize))
+            let elem = self.ring.get_unchecked_mut(tail);
+            Some(&mut *(elem as *mut _))
         }
     }
 
     #[inline]
     fn size_hint(&self) -> (usize, Option<usize>) {
-        let len = count(self.tail, self.head, self.cap);
+        let len = count(self.tail, self.head, self.ring.len());
         (len, Some(len))
     }
 }
@@ -1559,10 +1546,11 @@ impl<'a, T> DoubleEndedIterator for IterMut<'a, T> {
         if self.tail == self.head {
             return None;
         }
-        self.head = wrap_index(self.head - 1, self.cap);
+        self.head = wrap_index(self.head - 1, self.ring.len());
 
         unsafe {
-            Some(&mut *self.ptr.offset(self.head as isize))
+            let elem = self.ring.get_unchecked_mut(self.head);
+            Some(&mut *(elem as *mut _))
         }
     }
 }

branches/tmp/src/libcore/fmt/mod.rs

@@ -110,10 +110,7 @@ pub trait Write {
 /// traits.
 #[stable(feature = "rust1", since = "1.0.0")]
 pub struct Formatter<'a> {
-    #[cfg(not(stage0))]
     flags: u32,
-    #[cfg(stage0)]
-    flags: usize,
     fill: char,
     align: rt::v1::Alignment,
     width: Option<usize>,
@@ -159,13 +156,6 @@ impl<'a> ArgumentV1<'a> {
         }
     }
 
-    #[cfg(stage0)]
-    #[doc(hidden)]
-    #[stable(feature = "rust1", since = "1.0.0")]
-    pub fn from_uint(x: &uint) -> ArgumentV1 {
-        ArgumentV1::new(x, ArgumentV1::show_usize)
-    }
-    #[cfg(not(stage0))]
     #[doc(hidden)]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn from_usize(x: &usize) -> ArgumentV1 {
@@ -605,14 +595,9 @@ impl<'a> Formatter<'a> {
         write(self.buf, fmt)
     }
 
-    #[cfg(not(stage0))]
     /// Flags for formatting (packed version of rt::Flag)
     #[stable(feature = "rust1", since = "1.0.0")]
     pub fn flags(&self) -> u32 { self.flags }
-    #[cfg(stage0)]
-    /// Flags for formatting (packed version of rt::Flag)
-    #[stable(feature = "rust1", since = "1.0.0")]
-    pub fn flags(&self) -> usize { self.flags }
 
     /// Character used as 'fill' whenever there is alignment
     #[unstable(feature = "core", reason = "method was just created")]

branches/tmp/src/libcore/fmt/rt/v1.rs

@@ -32,10 +32,6 @@ pub struct FormatSpec {
     pub fill: char,
     #[stable(feature = "rust1", since = "1.0.0")]
     pub align: Alignment,
-    #[cfg(stage0)]
-    #[stable(feature = "rust1", since = "1.0.0")]
-    pub flags: usize,
-    #[cfg(not(stage0))]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub flags: u32,
     #[stable(feature = "rust1", since = "1.0.0")]

branches/tmp/src/libcore/intrinsics.rs

@@ -241,7 +241,12 @@ extern "rust-intrinsic" {
     /// will trigger a compiler error.
     pub fn return_address() -> *const u8;
 
-    /// Returns `true` if a type requires drop glue.
+    /// Returns `true` if the actual type given as `T` requires drop
+    /// glue; returns `false` if the actual type provided for `T`
+    /// implements `Copy`.
+    ///
+    /// If the actual type neither requires drop glue nor implements
+    /// `Copy`, then may return `true` or `false`.
     pub fn needs_drop<T>() -> bool;
 
     /// Returns `true` if a type is managed (will be allocated on the local heap)

branches/tmp/src/libcore/iter.rs

@@ -68,7 +68,7 @@ use num::{ToPrimitive, Int};
 use ops::{Add, Deref, FnMut};
 use option::Option;
 use option::Option::{Some, None};
-use marker::Sized;
+use marker::{Send, Sized, Sync};
 use usize;
 
 /// An interface for dealing with "external iterators". These types of iterators
@@ -1786,6 +1786,10 @@ pub struct Peekable<I: Iterator> {
     peeked: Option<I::Item>,
 }
 
+// FIXME: after #22828 being fixed, the following unsafe impl should be removed
+unsafe impl<I: Iterator> Sync for Peekable<I> where I: Sync, I::Item: Sync {}
+unsafe impl<I: Iterator> Send for Peekable<I> where I: Send, I::Item: Send {}
+
 impl<I: Iterator + Clone> Clone for Peekable<I> where I::Item: Clone {
     fn clone(&self) -> Peekable<I> {
         Peekable {

branches/tmp/src/libcore/macros.rs

@@ -15,9 +15,6 @@ macro_rules! panic {
         panic!("explicit panic")
     );
     ($msg:expr) => ({
-        #[cfg(stage0)]
-        static _MSG_FILE_LINE: (&'static str, &'static str, usize) = ($msg, file!(), line!());
-        #[cfg(not(stage0))]
         static _MSG_FILE_LINE: (&'static str, &'static str, u32) = ($msg, file!(), line!());
         ::core::panicking::panic(&_MSG_FILE_LINE)
     });
@@ -26,9 +23,6 @@ macro_rules! panic {
         // used inside a dead function. Just `#[allow(dead_code)]` is
         // insufficient, since the user may have
         // `#[forbid(dead_code)]` and which cannot be overridden.
-        #[cfg(stage0)]
-        static _FILE_LINE: (&'static str, usize) = (file!(), line!());
-        #[cfg(not(stage0))]
         static _FILE_LINE: (&'static str, u32) = (file!(), line!());
         ::core::panicking::panic_fmt(format_args!($fmt, $($arg)*), &_FILE_LINE)
     });

branches/tmp/src/libcore/panicking.rs

@@ -34,49 +34,20 @@ use fmt;
 
 #[cold] #[inline(never)] // this is the slow path, always
 #[lang="panic"]
-#[cfg(stage0)]
-pub fn panic(expr_file_line: &(&'static str, &'static str, usize)) -> ! {
-    let (expr, file, line) = *expr_file_line;
-    panic_fmt(format_args!("{}", expr), &(file, line))
-}
-#[cold] #[inline(never)] // this is the slow path, always
-#[lang="panic"]
-#[cfg(not(stage0))]
 pub fn panic(expr_file_line: &(&'static str, &'static str, u32)) -> ! {
     let (expr, file, line) = *expr_file_line;
     panic_fmt(format_args!("{}", expr), &(file, line))
 }
 
 #[cold] #[inline(never)]
 #[lang="panic_bounds_check"]
-#[cfg(stage0)]
-fn panic_bounds_check(file_line: &(&'static str, usize),
-                     index: usize, len: usize) -> ! {
-    panic_fmt(format_args!("index out of bounds: the len is {} but the index is {}",
-                           len, index), file_line)
-}
-#[cold] #[inline(never)]
-#[lang="panic_bounds_check"]
-#[cfg(not(stage0))]
 fn panic_bounds_check(file_line: &(&'static str, u32),
                      index: usize, len: usize) -> ! {
     panic_fmt(format_args!("index out of bounds: the len is {} but the index is {}",
                            len, index), file_line)
 }
 
 #[cold] #[inline(never)]
-#[cfg(stage0)]
-pub fn panic_fmt(fmt: fmt::Arguments, file_line: &(&'static str, usize)) -> ! {
-    #[allow(improper_ctypes)]
-    extern {
-        #[lang = "panic_fmt"]
-        fn panic_impl(fmt: fmt::Arguments, file: &'static str, line: uint) -> !;
-    }
-    let (file, line) = *file_line;
-    unsafe { panic_impl(fmt, file, line as uint) }
-}
-#[cold] #[inline(never)]
-#[cfg(not(stage0))]
 pub fn panic_fmt(fmt: fmt::Arguments, file_line: &(&'static str, u32)) -> ! {
     #[allow(improper_ctypes)]
     extern {

branches/tmp/src/libcore/slice.rs

@@ -51,7 +51,7 @@ use ptr;
 use ptr::PtrExt;
 use mem;
 use mem::size_of;
-use marker::{Sized, self};
+use marker::{Send, Sized, Sync, self};
 use raw::Repr;
 // Avoid conflicts with *both* the Slice trait (buggy) and the `slice::raw` module.
 use raw::Slice as RawSlice;
@@ -740,6 +740,9 @@ pub struct Iter<'a, T: 'a> {
     _marker: marker::PhantomData<&'a T>,
 }
 
+unsafe impl<'a, T: Sync> Sync for Iter<'a, T> {}
+unsafe impl<'a, T: Sync> Send for Iter<'a, T> {}
+
 #[unstable(feature = "core")]
 impl<'a, T> ops::Index<ops::Range<usize>> for Iter<'a, T> {
     type Output = [T];
@@ -830,6 +833,8 @@ pub struct IterMut<'a, T: 'a> {
     _marker: marker::PhantomData<&'a mut T>,
 }
 
+unsafe impl<'a, T: Sync> Sync for IterMut<'a, T> {}
+unsafe impl<'a, T: Send> Send for IterMut<'a, T> {}
 
 #[unstable(feature = "core")]
 impl<'a, T> ops::Index<ops::Range<usize>> for IterMut<'a, T> {