Inline `DebruijnIndex` methods

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

diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index f7dc91a78323372d1bacbc663c2c22a9c30c28f1..7429f2b6ab148cd83ff7d26112b1caaa14026147 100644 (file)
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -9,7 +9,7 @@
 #![feature(control_flow_enum)]
 #![feature(box_syntax)]
 #![feature(drain_filter)]
-#![feature(let_chains)]
+#![cfg_attr(bootstrap, feature(let_chains))]
 #![feature(let_else)]
 #![feature(test)]
 #![feature(never_type)]