datastructures: replace once_cell crate with an impl from std

This commit is contained in:
marmeladema
2020-08-29 19:16:49 +01:00
parent 85fbf49ce0
commit 68500ffacb
8 changed files with 7 additions and 4 deletions

View File

@@ -38,6 +38,7 @@
#![feature(exhaustive_patterns)]
#![feature(extern_types)]
#![feature(nll)]
#![feature(once_cell)]
#![feature(option_expect_none)]
#![feature(or_patterns)]
#![feature(min_specialization)]