Add derive_const feature

CraftSpider · CraftSpider · commit 21c61e11070b · 2022-11-12T20:23:51.000-05:00
diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
@@ -154,6 +154,7 @@
 #![feature(const_unsafecell_get_mut)]
 #![feature(const_waker)]
 #![feature(core_panic)]
+#![cfg_attr(not(bootstrap), feature(derive_const))]
 #![feature(duration_consts_float)]
 #![feature(maybe_uninit_uninit_array)]
 #![feature(ptr_alignment_type)]
