From bfa5e808517a546348137d5bc6a23710a8e1803d Mon Sep 17 00:00:00 2001
From: Emerentius <emerentius@arcor.de>
Date: Sat, 2 Dec 2023 19:37:04 +0100
Subject: [PATCH] silence clippy false positive

---
 src/board/sudoku.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/board/sudoku.rs b/src/board/sudoku.rs
index 8241b4b..e1933a6 100644
--- a/src/board/sudoku.rs
+++ b/src/board/sudoku.rs
@@ -817,6 +817,11 @@ impl From<Sudoku> for SudokuArray {
 #[derive(Copy, Clone, PartialOrd, Ord, PartialEq, Eq)]
 pub struct SudokuLine(SudokuArray);
 
+// False positive. This lint has been changed in newer versions to only block
+// derived hash with manual partialeq. It's the opposite here.
+// Required for Rust 1.56.
+#[allow(renamed_and_removed_lints)]
+#[allow(clippy::derive_hash_xor_eq)]
 impl std::hash::Hash for SudokuLine {
     fn hash<H>(&self, state: &mut H)
     where