---

yaml
---
r: 135752
b: refs/heads/auto
c: 58c428f
h: refs/heads/master
v: v3

Author: Keegan McAllister

[refs]

@@ -13,7 +13,7 @@ refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: dfcfd008fa392706099073098a46fe65061bf6c3
+refs/heads/auto: 58c428fbf2df35bba9efe4290d63fa9df8aa9c20
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c
 refs/tags/0.1: b19db808c2793fe2976759b85a355c3ad8c8b336

branches/auto/src/doc/guide-macros.md

@@ -1,5 +1,14 @@
 % The Rust Macros Guide
 
+<div class="unstable-feature">
+<b>Warning:</b> There are currently various problems with invoking macros, how
+they interact with their environment, and how they are used outside of the
+location in which they are defined. Macro definitions are likely to change
+slightly in the future. For this reason, they are hidden behind the
+<code>macro_rules</code> <a href="reference.html#compiler-features">feature
+attribute</a>.
+</div>
+
 # Introduction
 
 Functions are the primary tool that programmers can use to build abstractions.

branches/auto/src/doc/rust.css

@@ -338,6 +338,11 @@ pre.rust { position: relative; }
     transform: scaleX(-1);
 }
 
+.unstable-feature {
+    border: 2px solid red;
+    padding: 5px;
+}
+
 @media (min-width: 1170px) {
     pre {
         font-size: 15px;