From 7ac1e103f3218cdc29512fa575f13f9a5cb8e5b2 Mon Sep 17 00:00:00 2001
From: CyberneticX-Tech <138270143+CyberneticX-Tech@users.noreply.github.com>
Date: Wed, 2 Sep 2026 11:40:16 -0700
Subject: [PATCH] test(header): fix trait bounds in test_bounds to Send + Sync

Change check_bounds<T: Send + Send> to check_bounds<T: Send + Sync> in
src/header/map.rs to properly test that HeaderMap and associated
iterator/entry types satisfy both Send and Sync.

Fixes #783
---
 src/header/map.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/header/map.rs b/src/header/map.rs
index 531da722..08a1b8bc 100644
--- a/src/header/map.rs
+++ b/src/header/map.rs
@@ -4026,7 +4026,7 @@ mod as_header_name {
 
 #[test]
 fn test_bounds() {
-    fn check_bounds<T: Send + Send>() {}
+    fn check_bounds<T: Send + Sync>() {}
 
     check_bounds::<HeaderMap<()>>();
     check_bounds::<Iter<'static, ()>>();