Add missing feature flag

camelid · camelid · commit 376507f47b5f · 2020-12-03T14:11:37.000-08:00
Accidentally removed in rebase.
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
@@ -15,6 +15,7 @@
 #![feature(never_type)]
 #![feature(once_cell)]
 #![feature(type_ascription)]
+#![feature(split_inclusive)]
 #![recursion_limit = "256"]
 
 #[macro_use]
