Add #![feature] attributes to doctests

8 files changed, 11 insertions, 0 deletions

diff --git a/src/libstd/sync/condvar.rs b/src/libstd/sync/condvar.rs
index 4430cc3b0af..69c5267ab69 100644
--- a/src/libstd/sync/condvar.rs
+++ b/src/libstd/sync/condvar.rs
@@ -69,6 +69,7 @@ pub struct Condvar { inner: Box<StaticCondvar> }
 /// # Examples
 ///
 /// ```
+/// # #![feature(std_misc)]
 /// use std::sync::{StaticCondvar, CONDVAR_INIT};
 ///
 /// static CVAR: StaticCondvar = CONDVAR_INIT;
diff --git a/src/libstd/sync/future.rs b/src/libstd/sync/future.rs
index ee9bcd3dd89..3c7fecb7515 100644
--- a/src/libstd/sync/future.rs
+++ b/src/libstd/sync/future.rs
@@ -14,6 +14,7 @@
 //! # Examples
 //!
 //! ```
+//! # #![feature(std_misc)]
 //! use std::sync::Future;
 //!
 //! // a fake, for now
diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs
index 123dad978f5..cb8acf14e13 100644
--- a/src/libstd/sync/mpsc/mod.rs
+++ b/src/libstd/sync/mpsc/mod.rs
@@ -119,6 +119,7 @@
 //! after 10 seconds no matter what:
 //!
 //! ```no_run
+//! # #![feature(std_misc, old_io)]
 //! use std::sync::mpsc::channel;
 //! use std::old_io::timer::Timer;
 //! use std::time::Duration;
@@ -143,6 +144,7 @@
 //! has been inactive for 5 seconds:
 //!
 //! ```no_run
+//! # #![feature(std_misc, old_io)]
 //! use std::sync::mpsc::channel;
 //! use std::old_io::timer::Timer;
 //! use std::time::Duration;
diff --git a/src/libstd/sync/mpsc/select.rs b/src/libstd/sync/mpsc/select.rs
index b5739c36aa9..0f936641cdc 100644
--- a/src/libstd/sync/mpsc/select.rs
+++ b/src/libstd/sync/mpsc/select.rs
@@ -27,6 +27,7 @@
 //! # Examples
 //!
 //! ```rust
+//! # #![feature(std_misc)]
 //! use std::sync::mpsc::channel;
 //!
 //! let (tx1, rx1) = channel();
@@ -119,6 +120,7 @@ impl Select {
     /// # Examples
     ///
     /// ```
+    /// # #![feature(std_misc)]
     /// use std::sync::mpsc::Select;
     ///
     /// let select = Select::new();
diff --git a/src/libstd/sync/mutex.rs b/src/libstd/sync/mutex.rs
index 130fd1d7dc8..2bf75cf1d37 100644
--- a/src/libstd/sync/mutex.rs
+++ b/src/libstd/sync/mutex.rs
@@ -85,6 +85,7 @@ use fmt;
 /// To recover from a poisoned mutex:
 ///
 /// ```
+/// # #![feature(std_misc)]
 /// use std::sync::{Arc, Mutex};
 /// use std::thread;
 ///
@@ -136,6 +137,7 @@ unsafe impl<T: Send> Sync for Mutex<T> { }
 /// # Examples
 ///
 /// ```
+/// # #![feature(std_misc)]
 /// use std::sync::{StaticMutex, MUTEX_INIT};
 ///
 /// static LOCK: StaticMutex = MUTEX_INIT;
diff --git a/src/libstd/sync/rwlock.rs b/src/libstd/sync/rwlock.rs
index 368e88e4e8b..6e94db6d753 100644
--- a/src/libstd/sync/rwlock.rs
+++ b/src/libstd/sync/rwlock.rs
@@ -77,6 +77,7 @@ unsafe impl<T: Send + Sync> Sync for RwLock<T> {}
 /// # Examples
 ///
 /// ```
+/// # #![feature(std_misc)]
 /// use std::sync::{StaticRwLock, RW_LOCK_INIT};
 ///
 /// static LOCK: StaticRwLock = RW_LOCK_INIT;
diff --git a/src/libstd/sync/semaphore.rs b/src/libstd/sync/semaphore.rs
index 2f9873950b6..059cce57245 100644
--- a/src/libstd/sync/semaphore.rs
+++ b/src/libstd/sync/semaphore.rs
@@ -25,6 +25,7 @@ use sync::{Mutex, Condvar};
 /// # Examples
 ///
 /// ```
+/// # #![feature(std_misc)]
 /// use std::sync::Semaphore;
 ///
 /// // Create a semaphore that represents 5 resources
diff --git a/src/libstd/sync/task_pool.rs b/src/libstd/sync/task_pool.rs
index 8a1946b86ab..51cf70e615b 100644
--- a/src/libstd/sync/task_pool.rs
+++ b/src/libstd/sync/task_pool.rs
@@ -61,6 +61,7 @@ impl<'a> Drop for Sentinel<'a> {
 /// # Examples
 ///
 /// ```
+/// # #![feature(std_misc, core)]
 /// use std::sync::TaskPool;
 /// use std::iter::AdditiveIterator;
 /// use std::sync::mpsc::channel;