From f18bfb3168659979f486618696127bb5e0f340dc Mon Sep 17 00:00:00 2001
From: Alex Burka <durka42+github@gmail.com>
Date: Sun, 29 Nov 2015 22:53:19 -0500
Subject: [PATCH] tweak cfg! doc comment

---
 src/libstd/macros.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/libstd/macros.rs b/src/libstd/macros.rs
index b56eb46fc805..7a1ab790b0b0 100644
--- a/src/libstd/macros.rs
+++ b/src/libstd/macros.rs
@@ -472,8 +472,8 @@ pub mod builtin {
     /// boolean expression evaluation of configuration flags. This frequently
     /// leads to less duplicated code.
     ///
-    /// The syntax given to this macro is the same syntax as the `cfg`
-    /// attribute (so `$cfg:meta` is not _exactly_ correct).
+    /// The syntax given to this macro is the same syntax as [the `cfg`
+    /// attribute](../reference.html#conditional-compilation).
     ///
     /// # Examples
     ///
@@ -486,7 +486,7 @@ pub mod builtin {
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
     #[macro_export]
-    macro_rules! cfg { ($cfg:meta) => ({ /* compiler built-in */ }) }
+    macro_rules! cfg { ($($cfg:tt)*) => ({ /* compiler built-in */ }) }
 
     /// Parse the current given file as an expression.
     ///