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_session/src/lib.rs
+++ b/compiler/rustc_session/src/lib.rs
@@ -1,4 +1,5 @@
 #![feature(crate_visibility_modifier)]
+#![feature(once_cell)]
 #![feature(or_patterns)]

 #[macro_use]