---

yaml
---
r: 110519
b: refs/heads/snap-stage3
c: 7a28171
h: refs/heads/master
i:
  110517: 8985b76
  110515: 427794a
  110511: 1a6a028
v: v3

Author: lifthrasiir

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: e415c25bcd81dc1f9a5a3d25d9b48ed2d545336b
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
-refs/heads/snap-stage3: 87334fb05ff2a665419241d877c13d6c4770a3f4
+refs/heads/snap-stage3: 7a281718f0d32ea678f031252c0e130035fc2a80
 refs/heads/try: 597a645456b55e1c886ce15d23a192abdf4d55cf
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b

branches/snap-stage3/src/libstd/macros.rs

@@ -273,7 +273,8 @@ macro_rules! vec(
         let mut _temp = ::std::vec::Vec::new();
         $(_temp.push($e);)*
         _temp
-    })
+    });
+    ($($e:expr),+,) => (vec!($($e),+))
 )
 
 

branches/snap-stage3/src/test/compile-fail/vec-macro-with-comma-only.rs

@@ -0,0 +1,13 @@
+// Copyright 2014 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.
+
+pub fn main() {
+    vec!(,); //~ ERROR unexpected token
+}

branches/snap-stage3/src/test/run-pass/vec-macro-with-trailing-comma.rs

@@ -0,0 +1,15 @@
+// Copyright 2014 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.
+
+
+pub fn main() {
+    assert_eq!(vec!(1), vec!(1,));
+    assert_eq!(vec!(1, 2, 3), vec!(1, 2, 3,));
+}