Remove now unused feature from rustc_parse

hkratz · hkratz · commit e339e4789f91 · 2021-11-04T23:40:59.000+01:00
diff --git a/compiler/rustc_parse/src/lib.rs b/compiler/rustc_parse/src/lib.rs
@@ -4,7 +4,6 @@
 #![feature(crate_visibility_modifier)]
 #![feature(if_let_guard)]
 #![feature(box_patterns)]
-#![feature(slice_internals)]
 #![recursion_limit = "256"]
 
 #[macro_use]
