auto merge of #13290 : alexcrichton/rust/rollup, r=alexcrichton

Closes #13285 (rustc: Stop using LLVMGetSectionName)
Closes #13280 (std: override clone_from for Vec.)
Closes #13277 (serialize: add a few missing pubs to base64)
Closes #13275 (Add and remove some ignore-win32 flags)
Closes #13273 (Removed managed boxes from libarena.)
Closes #13270 (Minor copy-editing for the tutorial)
Closes #13267 (fix Option<~ZeroSizeType>)
Closes #13265 (Update emacs mode to support new `#![inner(attribute)]` syntax.)
Closes #13263 (syntax: Remove AbiSet, use one Abi)

src/test/bench/rt-spawn-rate.rs

@@ -8,6 +8,11 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![no_start]
+
+extern crate green;
+extern crate rustuv;
+
 use std::task::spawn;
 use std::os;
 use std::uint;
@@ -15,6 +20,11 @@ use std::uint;
 // Very simple spawn rate test. Spawn N tasks that do nothing and
 // return.
 
+#[start]
+fn start(argc: int, argv: **u8) -> int {
+    green::start(argc, argv, rustuv::event_loop, main)
+}
+
 fn main() {
 
     let args = os::args();

src/test/debug-info/basic-types-globals-metadata.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g
@@ -44,7 +45,9 @@
 // check:type = f64
 // debugger:continue
 
-#[allow(unused_variable)];
+#![allow(unused_variable)]
+#![allow(dead_code)]
+
 
 static B: bool = false;
 static I: int = -1;

src/test/debug-info/basic-types-globals.rs

@@ -14,6 +14,7 @@
 // about UTF-32 character encoding and will print a rust char as only
 // its numerical value.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/basic-types-mut-globals.rs

@@ -14,6 +14,7 @@
 // about UTF-32 character encoding and will print a rust char as only
 // its numerical value.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/c-style-enum.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g
@@ -70,7 +71,8 @@
 // debugger:print 'c-style-enum::MANUAL_THREE'
 // check:$18 = OneMillion
 
-#[allow(unused_variable)];
+#![allow(unused_variable)]
+#![allow(dead_code)]
 
 enum AutoDiscriminant {
     One,

src/test/debug-info/lexical-scope-in-for-loop.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-win32
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/lexical-scope-in-if.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-win32
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/lexical-scope-in-match.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-win32
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/lexical-scopes-in-block-expression.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-win32
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/simple-struct.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/simple-tuple.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/var-captured-in-nested-closure.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-win32: FIXME #10474
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/vec-slices.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/debug-info/vec.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32: FIXME #13256
 // ignore-android: FIXME(#10381)
 
 // compile-flags:-g

src/test/run-pass/backtrace.rs

@@ -8,8 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-win32 FIXME #13259
 // ignore-fast this is executing itself
-#[no_uv];
+#![no_uv]
 
 extern crate native;
 

src/test/run-pass/empty-allocation-non-null.rs

@@ -0,0 +1,19 @@
+// 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!(Some(~()).is_some());
+
+    struct Foo;
+    assert!(Some(~Foo).is_some());
+
+    let xs: ~[()] = ~[];
+    assert!(Some(xs).is_some());
+}

src/test/run-pass/extern-fn-reachable.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // ignore-fast
+// ignore-win32 dynamic_lib can read dllexported symbols only
 // ignore-linux apparently dlsym doesn't work on program symbols?
 // ignore-android apparently dlsym doesn't work on program symbols?
 // ignore-freebsd apparently dlsym doesn't work on program symbols?