Use derive_default_enum in the compiler

jhpratt · jhpratt · commit cf71c7a55a72 · 2021-11-22T20:17:53.000-05:00
diff --git a/core/src/lib.rs b/core/src/lib.rs
@@ -163,6 +163,7 @@
 #![cfg_attr(bootstrap, feature(const_raw_ptr_deref))]
 #![feature(const_refs_to_cell)]
 #![feature(decl_macro)]
+#![feature(derive_default_enum)]
 #![feature(doc_cfg)]
 #![feature(doc_notable_trait)]
 #![feature(doc_primitive)]
