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Register snapshot for 9006c3c

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This commit is contained in:
Flavio Percoco 2015-01-20 15:51:09 +01:00
parent 3bf41dafcf
commit cd631c6914
11 changed files with 9 additions and 340 deletions
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154
src/liballoc/rc.rs
View File

@ -174,61 +174,17 @@ struct RcBox<T> {
/// See the [module level documentation](../index.html) for more details.
#[unsafe_no_drop_flag]
#[stable]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct Rc<T> {
// FIXME #12808: strange names to try to avoid interfering with field accesses of the contained
// type via Deref
_ptr: NonZero<*mut RcBox<T>>,
_nosend: marker::NoSend,
_noshare: marker::NoSync
}
/// An immutable reference-counted pointer type.
///
/// See the [module level documentation](../index.html) for more details.
#[unsafe_no_drop_flag]
#[stable]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct Rc<T> {
// FIXME #12808: strange names to try to avoid interfering with field accesses of the contained
// type via Deref
_ptr: NonZero<*mut RcBox<T>>,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl<T> !marker::Send for Rc<T> {}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl<T> !marker::Sync for Rc<T> {}
impl<T> Rc<T> {
/// Constructs a new `Rc<T>`.
///
/// # Examples
///
/// ```
/// use std::rc::Rc;
///
/// let five = Rc::new(5i);
/// ```
#[stable]
#[cfg(stage0)] // NOTE remove after next snapshot
pub fn new(value: T) -> Rc<T> {
unsafe {
Rc {
// there is an implicit weak pointer owned by all the strong pointers, which
// ensures that the weak destructor never frees the allocation while the strong
// destructor is running, even if the weak pointer is stored inside the strong one.
_ptr: NonZero::new(transmute(box RcBox {
value: value,
strong: Cell::new(1),
weak: Cell::new(1)
})),
_nosend: marker::NoSend,
_noshare: marker::NoSync
}
}
}
/// Constructs a new `Rc<T>`.
///
@ -240,7 +196,6 @@ pub fn new(value: T) -> Rc<T> {
/// let five = Rc::new(5i);
/// ```
#[stable]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub fn new(value: T) -> Rc<T> {
unsafe {
Rc {
@ -267,29 +222,6 @@ pub fn new(value: T) -> Rc<T> {
///
/// let weak_five = five.downgrade();
/// ```
#[cfg(stage0)] // NOTE remove after next snapshot
#[unstable = "Weak pointers may not belong in this module"]
pub fn downgrade(&self) -> Weak<T> {
self.inc_weak();
Weak {
_ptr: self._ptr,
_nosend: marker::NoSend,
_noshare: marker::NoSync
}
}
/// Downgrades the `Rc<T>` to a `Weak<T>` reference.
///
/// # Examples
///
/// ```
/// use std::rc::Rc;
///
/// let five = Rc::new(5i);
///
/// let weak_five = five.downgrade();
/// ```
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
#[unstable = "Weak pointers may not belong in this module"]
pub fn downgrade(&self) -> Weak<T> {
self.inc_weak();
@ -483,25 +415,6 @@ fn drop(&mut self) {
#[stable]
impl<T> Clone for Rc<T> {
/// Makes a clone of the `Rc<T>`.
///
/// This increases the strong reference count.
///
/// # Examples
///
/// ```
/// use std::rc::Rc;
///
/// let five = Rc::new(5i);
///
/// five.clone();
/// ```
#[inline]
#[cfg(stage0)] // NOTE remove after next snapshot
fn clone(&self) -> Rc<T> {
self.inc_strong();
Rc { _ptr: self._ptr, _nosend: marker::NoSend, _noshare: marker::NoSync }
}
/// Makes a clone of the `Rc<T>`.
///
@ -517,7 +430,6 @@ fn clone(&self) -> Rc<T> {
/// five.clone();
/// ```
#[inline]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
fn clone(&self) -> Rc<T> {
self.inc_strong();
Rc { _ptr: self._ptr }
@ -714,66 +626,21 @@ fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
/// See the [module level documentation](../index.html) for more.
#[unsafe_no_drop_flag]
#[unstable = "Weak pointers may not belong in this module."]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct Weak<T> {
// FIXME #12808: strange names to try to avoid interfering with
// field accesses of the contained type via Deref
_ptr: NonZero<*mut RcBox<T>>,
_nosend: marker::NoSend,
_noshare: marker::NoSync
}
/// A weak version of `Rc<T>`.
///
/// Weak references do not count when determining if the inner value should be dropped.
///
/// See the [module level documentation](../index.html) for more.
#[unsafe_no_drop_flag]
#[unstable = "Weak pointers may not belong in this module."]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct Weak<T> {
// FIXME #12808: strange names to try to avoid interfering with
// field accesses of the contained type via Deref
_ptr: NonZero<*mut RcBox<T>>,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
#[allow(unstable)]
impl<T> !marker::Send for Weak<T> {}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
#[allow(unstable)]
impl<T> !marker::Sync for Weak<T> {}
#[unstable = "Weak pointers may not belong in this module."]
impl<T> Weak<T> {
/// Upgrades a weak reference to a strong reference.
///
/// Upgrades the `Weak<T>` reference to an `Rc<T>`, if possible.
///
/// Returns `None` if there were no strong references and the data was destroyed.
///
/// # Examples
///
/// ```
/// use std::rc::Rc;
///
/// let five = Rc::new(5i);
///
/// let weak_five = five.downgrade();
///
/// let strong_five: Option<Rc<_>> = weak_five.upgrade();
/// ```
#[cfg(stage0)] // NOTE remove after next snapshot
pub fn upgrade(&self) -> Option<Rc<T>> {
if self.strong() == 0 {
None
} else {
self.inc_strong();
Some(Rc { _ptr: self._ptr, _nosend: marker::NoSend, _noshare: marker::NoSync })
}
}
/// Upgrades a weak reference to a strong reference.
///
@ -792,7 +659,6 @@ pub fn upgrade(&self) -> Option<Rc<T>> {
///
/// let strong_five: Option<Rc<_>> = weak_five.upgrade();
/// ```
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub fn upgrade(&self) -> Option<Rc<T>> {
if self.strong() == 0 {
None
@ -849,25 +715,6 @@ fn drop(&mut self) {
#[unstable = "Weak pointers may not belong in this module."]
impl<T> Clone for Weak<T> {
/// Makes a clone of the `Weak<T>`.
///
/// This increases the weak reference count.
///
/// # Examples
///
/// ```
/// use std::rc::Rc;
///
/// let weak_five = Rc::new(5i).downgrade();
///
/// weak_five.clone();
/// ```
#[inline]
#[cfg(stage0)] // NOTE remove after next snapshot
fn clone(&self) -> Weak<T> {
self.inc_weak();
Weak { _ptr: self._ptr, _nosend: marker::NoSend, _noshare: marker::NoSync }
}
/// Makes a clone of the `Weak<T>`.
///
@ -883,7 +730,6 @@ fn clone(&self) -> Weak<T> {
/// weak_five.clone();
/// ```
#[inline]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
fn clone(&self) -> Weak<T> {
self.inc_weak();
Weak { _ptr: self._ptr }

3
src/libcollections/btree/set.rs
View File

@ -18,9 +18,6 @@
use core::default::Default;
use core::fmt::Show;
use core::fmt;
// NOTE(stage0) remove import after a snapshot
#[cfg(stage0)]
use core::hash::Hash;
use core::iter::{Peekable, Map, FromIterator};
use core::ops::{BitOr, BitAnd, BitXor, Sub};

19
src/libcore/marker.rs
View File

@ -376,16 +376,6 @@ fn clone(&self) -> InvariantType<T> { *self }
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
pub struct InvariantLifetime<'a>;
/// A type which is considered "not sendable", meaning that it cannot
/// be safely sent between tasks, even if it is owned. This is
/// typically embedded in other types, such as `Gc`, to ensure that
/// their instances remain thread-local.
#[unstable = "likely to change with new variance strategy"]
#[lang="no_send_bound"]
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct NoSend;
/// A type which is considered "not POD", meaning that it is not
/// implicitly copyable. This is typically embedded in other types to
/// ensure that they are never copied, even if they lack a destructor.
@ -395,15 +385,6 @@ fn clone(&self) -> InvariantType<T> { *self }
#[allow(missing_copy_implementations)]
pub struct NoCopy;
/// A type which is considered "not sync", meaning that
/// its contents are not threadsafe, hence they cannot be
/// shared between tasks.
#[unstable = "likely to change with new variance strategy"]
#[lang="no_sync_bound"]
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct NoSync;
/// A type which is considered managed by the GC. This is typically
/// embedded in other types.
#[unstable = "likely to change with new variance strategy"]

3
src/librustc/middle/region.rs
View File

@ -22,9 +22,6 @@
use util::common::can_reach;
use std::cell::RefCell;
// NOTE(stage0) remove import after a snapshot
#[cfg(stage0)]
use std::hash::{Hash};
use syntax::codemap::Span;
use syntax::{ast, visit};
use syntax::ast::{Block, Item, FnDecl, NodeId, Arm, Pat, Stmt, Expr, Local};

3
src/libstd/io/process.rs
View File

@ -21,9 +21,6 @@
use collections::HashMap;
use ffi::CString;
use fmt;
// NOTE(stage0) remove import after a snapshot
#[cfg(stage0)]
use hash::Hash;
use io::pipe::{PipeStream, PipePair};
use io::{IoResult, IoError};
use io;

30
src/libstd/sync/mpsc/blocking.rs
View File

@ -14,8 +14,6 @@
use sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT, Ordering};
use sync::Arc;
use marker::{Sync, Send};
#[cfg(stage0)] // NOTE remove use after next snapshot
use marker::{NoSend, NoSync};
use mem;
use clone::Clone;
@ -32,42 +30,14 @@ pub struct SignalToken {
inner: Arc<Inner>,
}
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct WaitToken {
inner: Arc<Inner>,
no_send: NoSend,
no_sync: NoSync,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct WaitToken {
inner: Arc<Inner>,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl !Send for WaitToken {}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl !Sync for WaitToken {}
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub fn tokens() -> (WaitToken, SignalToken) {
let inner = Arc::new(Inner {
thread: Thread::current(),
woken: ATOMIC_BOOL_INIT,
});
let wait_token = WaitToken {
inner: inner.clone(),
no_send: NoSend,
no_sync: NoSync,
};
let signal_token = SignalToken {
inner: inner
};
(wait_token, signal_token)
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub fn tokens() -> (WaitToken, SignalToken) {
let inner = Arc::new(Inner {
thread: Thread::current(),

17
src/libstd/sync/mpsc/mod.rs
View File

@ -370,22 +370,10 @@ unsafe impl<T:Send> Send for Sender<T> { }
/// The sending-half of Rust's synchronous channel type. This half can only be
/// owned by one task, but it can be cloned to send to other tasks.
#[stable]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct SyncSender<T> {
inner: Arc<RacyCell<sync::Packet<T>>>,
// can't share in an arc
_marker: marker::NoSync,
}
/// The sending-half of Rust's synchronous channel type. This half can only be
/// owned by one task, but it can be cloned to send to other tasks.
#[stable]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct SyncSender<T> {
inner: Arc<RacyCell<sync::Packet<T>>>,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl<T> !marker::Sync for SyncSender<T> {}
/// An error returned from the `send` function on channels.
@ -689,12 +677,7 @@ fn drop(&mut self) {
////////////////////////////////////////////////////////////////////////////////
impl<T: Send> SyncSender<T> {
#[cfg(stage0)] // NOTE remove impl after next snapshot
fn new(inner: Arc<RacyCell<sync::Packet<T>>>) -> SyncSender<T> {
SyncSender { inner: inner, _marker: marker::NoSync }
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
fn new(inner: Arc<RacyCell<sync::Packet<T>>>) -> SyncSender<T> {
SyncSender { inner: inner }
}

27
src/libstd/sync/mpsc/select.rs
View File

@ -66,24 +66,12 @@
/// The "receiver set" of the select interface. This structure is used to manage
/// a set of receivers which are being selected over.
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct Select {
head: *mut Handle<'static, ()>,
tail: *mut Handle<'static, ()>,
next_id: Cell<uint>,
marker1: marker::NoSend,
}
/// The "receiver set" of the select interface. This structure is used to manage
/// a set of receivers which are being selected over.
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct Select {
head: *mut Handle<'static, ()>,
tail: *mut Handle<'static, ()>,
next_id: Cell<uint>,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl !marker::Send for Select {}
/// A handle to a receiver which is currently a member of a `Select` set of
@ -121,27 +109,12 @@ pub trait Packet {
}
impl Select {
/// Creates a new selection structure. This set is initially empty and
/// `wait` will panic!() if called.
///
/// Usage of this struct directly can sometimes be burdensome, and usage is
/// rather much easier through the `select!` macro.
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub fn new() -> Select {
Select {
marker1: marker::NoSend,
head: 0 as *mut Handle<'static, ()>,
tail: 0 as *mut Handle<'static, ()>,
next_id: Cell::new(1),
}
}
/// Creates a new selection structure. This set is initially empty and
/// `wait` will panic!() if called.
///
/// Usage of this struct directly can sometimes be burdensome, and usage is
/// rather much easier through the `select!` macro.
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub fn new() -> Select {
Select {
head: 0 as *mut Handle<'static, ()>,

32
src/libstd/sync/mutex.rs
View File

@ -160,24 +160,6 @@ unsafe impl Sync for StaticMutex {}
/// Deref and DerefMut implementations
#[must_use]
#[stable]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct MutexGuard<'a, T: 'a> {
// funny underscores due to how Deref/DerefMut currently work (they
// disregard field privacy).
__lock: &'a StaticMutex,
__data: &'a UnsafeCell<T>,
__poison: poison::Guard,
__marker: marker::NoSend,
}
/// An RAII implementation of a "scoped lock" of a mutex. When this structure is
/// dropped (falls out of scope), the lock will be unlocked.
///
/// The data protected by the mutex can be access through this guard via its
/// Deref and DerefMut implementations
#[must_use]
#[stable]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct MutexGuard<'a, T: 'a> {
// funny underscores due to how Deref/DerefMut currently work (they
// disregard field privacy).
@ -186,7 +168,6 @@ pub struct MutexGuard<'a, T: 'a> {
__poison: poison::Guard,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl<'a, T> !marker::Send for MutexGuard<'a, T> {}
/// Static initialization of a mutex. This constant can be used to initialize
@ -299,20 +280,7 @@ pub unsafe fn destroy(&'static self) {
}
impl<'mutex, T> MutexGuard<'mutex, T> {
#[cfg(stage0)] // NOTE remove afte next snapshot
fn new(lock: &'mutex StaticMutex, data: &'mutex UnsafeCell<T>)
-> LockResult<MutexGuard<'mutex, T>> {
poison::map_result(lock.poison.borrow(), |guard| {
MutexGuard {
__lock: lock,
__data: data,
__poison: guard,
__marker: marker::NoSend,
}
})
}
#[cfg(not(stage0))] // NOTE remove cfg afte next snapshot
fn new(lock: &'mutex StaticMutex, data: &'mutex UnsafeCell<T>)
-> LockResult<MutexGuard<'mutex, T>> {
poison::map_result(lock.poison.borrow(), |guard| {

52
src/libstd/sync/rwlock.rs
View File

@ -110,50 +110,23 @@ unsafe impl Sync for StaticRwLock {}
/// dropped.
#[must_use]
#[stable]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct RwLockReadGuard<'a, T: 'a> {
__lock: &'a StaticRwLock,
__data: &'a UnsafeCell<T>,
__marker: marker::NoSend,
}
/// RAII structure used to release the shared read access of a lock when
/// dropped.
#[must_use]
#[stable]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct RwLockReadGuard<'a, T: 'a> {
__lock: &'a StaticRwLock,
__data: &'a UnsafeCell<T>,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl<'a, T> !marker::Send for RwLockReadGuard<'a, T> {}
/// RAII structure used to release the exclusive write access of a lock when
/// dropped.
#[must_use]
#[stable]
#[cfg(stage0)] // NOTE remove impl after next snapshot
pub struct RwLockWriteGuard<'a, T: 'a> {
__lock: &'a StaticRwLock,
__data: &'a UnsafeCell<T>,
__poison: poison::Guard,
__marker: marker::NoSend,
}
/// RAII structure used to release the exclusive write access of a lock when
/// dropped.
#[must_use]
#[stable]
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
pub struct RwLockWriteGuard<'a, T: 'a> {
__lock: &'a StaticRwLock,
__data: &'a UnsafeCell<T>,
__poison: poison::Guard,
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
impl<'a, T> !marker::Send for RwLockWriteGuard<'a, T> {}
impl<T: Send + Sync> RwLock<T> {
@ -332,19 +305,7 @@ pub unsafe fn destroy(&'static self) {
}
impl<'rwlock, T> RwLockReadGuard<'rwlock, T> {
#[cfg(stage0)] // NOTE remove impl after next snapshot
fn new(lock: &'rwlock StaticRwLock, data: &'rwlock UnsafeCell<T>)
-> LockResult<RwLockReadGuard<'rwlock, T>> {
poison::map_result(lock.poison.borrow(), |_| {
RwLockReadGuard {
__lock: lock,
__data: data,
__marker: marker::NoSend,
}
})
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
fn new(lock: &'rwlock StaticRwLock, data: &'rwlock UnsafeCell<T>)
-> LockResult<RwLockReadGuard<'rwlock, T>> {
poison::map_result(lock.poison.borrow(), |_| {
@ -356,20 +317,7 @@ fn new(lock: &'rwlock StaticRwLock, data: &'rwlock UnsafeCell<T>)
}
}
impl<'rwlock, T> RwLockWriteGuard<'rwlock, T> {
#[cfg(stage0)] // NOTE remove impl after next snapshot
fn new(lock: &'rwlock StaticRwLock, data: &'rwlock UnsafeCell<T>)
-> LockResult<RwLockWriteGuard<'rwlock, T>> {
poison::map_result(lock.poison.borrow(), |guard| {
RwLockWriteGuard {
__lock: lock,
__data: data,
__poison: guard,
__marker: marker::NoSend,
}
})
}
#[cfg(not(stage0))] // NOTE remove cfg after next snapshot
fn new(lock: &'rwlock StaticRwLock, data: &'rwlock UnsafeCell<T>)
-> LockResult<RwLockWriteGuard<'rwlock, T>> {
poison::map_result(lock.poison.borrow(), |guard| {

9
src/snapshots.txt
View File

@ -1,3 +1,12 @@
S 2015-01-20 9006c3c
freebsd-x86_64 240b30b33263d175e30f925ed1e1e1a4e553a513
linux-i386 544c2063b8d5035342c705b881b8868244c1e9a1
linux-x86_64 eb41db80978210a013a8dcf8f4fe804969197337
macos-i386 3ed08c5ae66367e85b8f2b207615d45bfd9cf89d
macos-x86_64 d102760316b90b17d54b0bef02ca6dc35f82e6bd
winnt-i386 6940fef6caa2f64d158b8f5eb00afd5c8e0c71a5
winnt-x86_64 36b6f239fe1264bceb4b8202e692b7d49947eebe
S 2015-01-15 9ade482
freebsd-x86_64 eb8f52c6e8dc24a293456d5e4dc5d1072442e758
linux-i386 0197ad7179d74eba06a8b46432548caf226aa03d