From c12df09eff1ada614ce5618eb2d050046bc87419 Mon Sep 17 00:00:00 2001
From: Botahamec <botahamec@outlook.com>
Date: Wed, 25 Sep 2024 20:38:50 -0400
Subject: Fix panic in contains_duplicates

---
 src/collection/boxed.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/collection/boxed.rs')

diff --git a/src/collection/boxed.rs b/src/collection/boxed.rs
index 1f068ec..f8e0fb8 100644
--- a/src/collection/boxed.rs
+++ b/src/collection/boxed.rs
@@ -11,6 +11,10 @@ use super::{utils, BoxedLockCollection, LockGuard};
 /// returns `true` if the sorted list contains a duplicate
 #[must_use]
 fn contains_duplicates(l: &[&dyn RawLock]) -> bool {
+	if l.is_empty() {
+		return false;
+	}
+
 	l.windows(2)
 		.any(|window| std::ptr::eq(window[0], window[1]))
 }
-- 
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