Directly encode ImplPolarity in metadata.

2022-04-09 18:59:21 +02:00
parent dd38eea722
commit 81bac88e93
5 changed files with 46 additions and 2 deletions
--- a/compiler/rustc_metadata/src/lib.rs
+++ b/compiler/rustc_metadata/src/lib.rs
@@ -5,6 +5,7 @@
 #![feature(nll)]
 #![feature(once_cell)]
 #![feature(proc_macro_internals)]
+#![feature(macro_metavar_expr)]
 #![feature(min_specialization)]
 #![feature(try_blocks)]
 #![feature(never_type)]