---

yaml
---
r: 81691
b: refs/heads/master
c: 2df5a13
h: refs/heads/master
i:
  81689: bb5ea6e
  81687: db11624
v: v3

Author: sfackler

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 9051a35fc827690fde9312e6789886024bb443b2
+refs/heads/master: 2df5a13334449c26204333e8b2cdce2dd0cf90eb
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 6c08cc2db4f98e9f07ae7d50338396c4123c2f0a
 refs/heads/try: 70152ff55722878cde684ee6462c14c65f2c4729

trunk/doc/tutorial.md

@@ -63,8 +63,9 @@ recommended.
 
 Since the Rust compiler is written in Rust, it must be built by
 a precompiled "snapshot" version of itself (made in an earlier state
-of development). The source build automatically fetches these snapshots
-from the Internet on our supported platforms.
+of development). As such, source builds require a connection to
+the Internet, to fetch snapshots, and an OS that can execute the
+available snapshot binaries.
 
 Snapshot binaries are currently built and tested on several platforms:
 

trunk/src/libextra/future.rs

@@ -37,15 +37,6 @@ pub struct Future<A> {
     priv state: FutureState<A>,
 }
 
-// n.b. It should be possible to get rid of this.
-// Add a test, though -- tjc
-// FIXME(#2829) -- futures should not be copyable, because they close
-// over ~fn's that have pipes and so forth within!
-#[unsafe_destructor]
-impl<A> Drop for Future<A> {
-    fn drop(&mut self) {}
-}
-
 enum FutureState<A> {
     Pending(~fn() -> A),
     Evaluating,

trunk/src/test/compile-fail/future_not_copyable.rs

@@ -0,0 +1,19 @@
+// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+extern mod extra;
+
+use extra::future;
+
+fn main() {
+    let f = future::from_value(());
+    let g = f;
+    f.unwrap(); //~ ERROR use of moved value
+}