auto merge of #7451 : cmr/rust/rewrite-each-path, r=pcwalton

2 files changed, 6 insertions, 5 deletions

diff --git a/src/libstd/task/mod.rs b/src/libstd/task/mod.rs
index b558b9d53a3..a8e8cfd163a 100644
--- a/src/libstd/task/mod.rs
+++ b/src/libstd/task/mod.rs
@@ -353,7 +353,7 @@ impl TaskBuilder {
     }
 
     /// Runs a task, while transfering ownership of one argument to the child.
-    pub fn spawn_with<A:Owned>(&mut self, arg: A, f: ~fn(v: A)) {
+    pub fn spawn_with<A:Send>(&mut self, arg: A, f: ~fn(v: A)) {
         let arg = Cell::new(arg);
         do self.spawn {
             f(arg.take());
@@ -373,7 +373,7 @@ impl TaskBuilder {
      * # Failure
      * Fails if a future_result was already set for this task.
      */
-    pub fn try<T:Owned>(&mut self, f: ~fn() -> T) -> Result<T,()> {
+    pub fn try<T:Send>(&mut self, f: ~fn() -> T) -> Result<T,()> {
         let (po, ch) = stream::<T>();
         let mut result = None;
 
@@ -445,7 +445,7 @@ pub fn spawn_supervised(f: ~fn()) {
     task.spawn(f)
 }
 
-pub fn spawn_with<A:Owned>(arg: A, f: ~fn(v: A)) {
+pub fn spawn_with<A:Send>(arg: A, f: ~fn(v: A)) {
     /*!
      * Runs a task, while transfering ownership of one argument to the
      * child.
@@ -478,7 +478,7 @@ pub fn spawn_sched(mode: SchedMode, f: ~fn()) {
     task.spawn(f)
 }
 
-pub fn try<T:Owned>(f: ~fn() -> T) -> Result<T,()> {
+pub fn try<T:Send>(f: ~fn() -> T) -> Result<T,()> {
     /*!
      * Execute a function in another task and return either the return value
      * of the function or result::err.
diff --git a/src/libstd/task/spawn.rs b/src/libstd/task/spawn.rs
index 95fc53c1b55..8f06fede057 100644
--- a/src/libstd/task/spawn.rs
+++ b/src/libstd/task/spawn.rs
@@ -636,7 +636,8 @@ fn spawn_raw_oldsched(mut opts: TaskOpts, f: ~fn()) {
         let child_data = Cell::new((notify_chan, child_arc, ancestors));
         let result: ~fn() = || {
             // Agh. Get move-mode items into the closure. FIXME (#2829)
-            let mut (notify_chan, child_arc, ancestors) = child_data.take();
+            let (notify_chan, child_arc, ancestors) = child_data.take();
+            let mut ancestors = ancestors;
             // Child task runs this code.
 
             // Even if the below code fails to kick the child off, we must