Clean up code a bit:

[rust.git] / src / librustdoc / lib.rs

diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index 8246834a74688040d3dc089d7cbefc3460b99d30..efc8e31498a9c9c50d09fa75ddf1eb049e03f876 100644 (file)
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -7,6 +7,7 @@
 #![feature(assert_matches)]
 #![feature(box_patterns)]
 #![feature(control_flow_enum)]
+#![feature(box_syntax)]
 #![feature(in_band_lifetimes)]
 #![feature(nll)]
 #![feature(test)]
@@ -17,8 +18,6 @@
 #![recursion_limit = "256"]
 #![warn(rustc::internal)]
 
-#[macro_use]
-extern crate lazy_static;
 #[macro_use]
 extern crate tracing;
 
@@ -419,8 +418,12 @@ fn opts() -> Vec<RustcOptGroup> {
                 "URL",
             )
         }),
-        unstable("display-warnings", |o| {
-            o.optflagmulti("", "display-warnings", "to print code warnings when testing doc")
+        unstable("display-doctest-warnings", |o| {
+            o.optflagmulti(
+                "",
+                "display-doctest-warnings",
+                "show warnings that originate in doctests",
+            )
         }),
         stable("crate-version", |o| {
             o.optopt("", "crate-version", "crate version to print into documentation", "VERSION")