From 280cbc5dae34fda2e1816b44db7c1eb98f6b4ad2 Mon Sep 17 00:00:00 2001
From: joboet <jonasboettiger@icloud.com>
Date: Wed, 12 Apr 2023 20:28:50 +0200
Subject: [PATCH] use braces to make operator precedence less ambiguous

---
 library/std/src/sys/pal/unix/locks/queue_rwlock.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/std/src/sys/pal/unix/locks/queue_rwlock.rs b/library/std/src/sys/pal/unix/locks/queue_rwlock.rs
index 18b414ed490..25a010a1e89 100644
--- a/library/std/src/sys/pal/unix/locks/queue_rwlock.rs
+++ b/library/std/src/sys/pal/unix/locks/queue_rwlock.rs
@@ -341,7 +341,7 @@ impl RwLock {
                 node.tail.set((state.addr() & QUEUED == 0).then_some(NonNull::from(&node)));
 
                 let next = ptr::from_ref(&node)
-                    .map_addr(|addr| addr | QUEUED | state.addr() & LOCKED)
+                    .map_addr(|addr| addr | QUEUED | (state.addr() & LOCKED))
                     as State;
                 // Use release ordering to propagate our changes to the waking
                 // thread.