use drain_filter instead of filter and retain

2021-09-25 11:33:53 +09:00
parent 353d6373ff
commit 4c23905515
2 changed files with 2 additions and 4 deletions
--- a/compiler/rustc_resolve/src/lib.rs
+++ b/compiler/rustc_resolve/src/lib.rs
@@ -10,6 +10,7 @@

 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
 #![feature(box_patterns)]
+#![feature(drain_filter)]
 #![feature(bool_to_option)]
 #![feature(crate_visibility_modifier)]
 #![feature(format_args_capture)]