datastructures: replace once_cell crate with an impl from std

2020-08-29 19:16:49 +01:00
parent 85fbf49ce0
commit 68500ffacb
8 changed files with 7 additions and 4 deletions
--- a/compiler/rustc_data_structures/src/lib.rs
+++ b/compiler/rustc_data_structures/src/lib.rs
@@ -26,6 +26,7 @@
 #![feature(extend_one)]
 #![feature(const_panic)]
 #![feature(const_generics)]
+#![feature(once_cell)]
 #![allow(rustc::default_hash_types)]

 #[macro_use]