Replace const_generics feature gate with min_const_generics

The latter is on the path to stabilization.

diff --git a/compiler/rustc_data_structures/src/lib.rs b/compiler/rustc_data_structures/src/lib.rs
index 88c160e93b66a618eed378141e8314f18aaa7ee7..b339261189b9c29552f652bcc3c88f921d150f37 100644 (file)
--- a/compiler/rustc_data_structures/src/lib.rs
+++ b/compiler/rustc_data_structures/src/lib.rs
@@ -26,7 +26,7 @@
 #![feature(thread_id_value)]
 #![feature(extend_one)]
 #![feature(const_panic)]
-#![feature(const_generics)]
+#![feature(min_const_generics)]
 #![feature(once_cell)]
 #![allow(rustc::default_hash_types)]