From 2bae85ec5221b6276d82a63adcdb15f11a9ea131 Mon Sep 17 00:00:00 2001
From: Josh Stone <jistone@redhat.com>
Date: Sat, 24 Jan 2026 11:06:07 -0800
Subject: [PATCH] Remove `derive(Copy)` on `ArrayWindows`

The derived `T: Copy` constraint is not appropriate for an iterator by
reference, but we generally do not want `Copy` on iterators anyway.
---
 library/core/src/slice/iter.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/core/src/slice/iter.rs b/library/core/src/slice/iter.rs
index a289b0d6df40..03c503f169c8 100644
--- a/library/core/src/slice/iter.rs
+++ b/library/core/src/slice/iter.rs
@@ -2175,7 +2175,7 @@ unsafe impl<T> Sync for ChunksExactMut<'_, T> where T: Sync {}
 ///
 /// [`array_windows`]: slice::array_windows
 /// [slices]: slice
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone)]
 #[stable(feature = "array_windows", since = "1.94.0")]
 #[must_use = "iterators are lazy and do nothing unless consumed"]
 pub struct ArrayWindows<'a, T: 'a, const N: usize> {