Convert sort_by to sort_by_cached_key

2018-03-30 10:54:14 +01:00
parent 5cd0504d10
commit 57eedbaaf8
3 changed files with 5 additions and 9 deletions
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -22,6 +22,7 @@

 #![feature(unicode)]
 #![feature(rustc_diagnostic_macros)]
+#![feature(slice_sort_by_cached_key)]
 #![feature(non_exhaustive)]
 #![feature(const_atomic_usize_new)]
 #![feature(rustc_attrs)]