typos: fix a grabbag of typos all over the place

1 files changed, 1 insertions, 2 deletions

diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index 18c6d74d62e..39b1b746de8 100644
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -1107,8 +1107,7 @@ pub enum UnstableFeatures {
     /// Errors are bypassed for bootstrapping. This is required any time
     /// during the build that feature-related lints are set to warn or above
     /// because the build turns on warnings-as-errors and uses lots of unstable
-    /// features. As a result, this this is always required for building Rust
-    /// itself.
+    /// features. As a result, this is always required for building Rust itself.
     Cheat
 }