From 4379dc141daa6779bdbee307e03431965532cb73 Mon Sep 17 00:00:00 2001
From: Faith Ekstrand <faith.ekstrand@collabora.com>
Date: Fri, 5 Jun 2026 13:00:15 -0400
Subject: [PATCH] compiler/rust/bitset: Implement Eq and PartialEq for
 ConstBitSet

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/42200>
---
 src/compiler/rust/bitset.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/rust/bitset.rs b/src/compiler/rust/bitset.rs
index d27383bd0a2..6e16992ceea 100644
--- a/src/compiler/rust/bitset.rs
+++ b/src/compiler/rust/bitset.rs
@@ -184,7 +184,7 @@ fn find_next_unset(words: &[u32], start: BitIndex) -> BitIndex {
 /// The fixed size W is in units of 32-bit words.  This is due to a Rust
 /// restriction which prevents us from doing math on constants which size
 /// arrays.
-#[derive(Clone, Copy)]
+#[derive(Clone, Copy, Eq, PartialEq)]
 pub struct ConstBitSet<const W: usize, K = usize> {
     words: [u32; W],
     phantom: PhantomData<K>,