X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_expand%2Fsrc%2Flib.rs;h=86ff110eec183f954910fdabc1a0813a5fe44d76;hb=720c430822ab093449d495487cc103b39bcf9f4a;hp=7043ad5464530391711ebf3658520d4d3dced6f3;hpb=376163a77cda823c4e1bdedd48039609069e6b58;p=rust.git

diff --git a/compiler/rustc_expand/src/lib.rs b/compiler/rustc_expand/src/lib.rs
index 7043ad54645..86ff110eec1 100644
--- a/compiler/rustc_expand/src/lib.rs
+++ b/compiler/rustc_expand/src/lib.rs
@@ -1,4 +1,5 @@
 #![allow(rustc::potential_query_instability)]
+#![feature(array_windows)]
 #![feature(associated_type_bounds)]
 #![feature(associated_type_defaults)]
 #![feature(if_let_guard)]