From 3fda9430aa47942930126bbbf8982ef762feb7cf Mon Sep 17 00:00:00 2001
From: Philip Brown <122590765+asdf-bro@users.noreply.github.com>
Date: Sun, 3 Nov 2024 13:48:44 -0600
Subject: [PATCH] Fix leaking technique (#2963)

Using `Unmanaged.passRetained` is correct and therefore safe under all
compiler optimizations
---
 Sources/NIOPosix/PosixSingletons.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/NIOPosix/PosixSingletons.swift b/Sources/NIOPosix/PosixSingletons.swift
index 0f82ff2920..5f47e25167 100644
--- a/Sources/NIOPosix/PosixSingletons.swift
+++ b/Sources/NIOPosix/PosixSingletons.swift
@@ -117,6 +117,6 @@ private let globalPosixBlockingPool: NIOThreadPool = {
         numberOfThreads: NIOSingletons.blockingPoolThreadCountSuggestion,
         threadNamePrefix: "SGLTN-TP-#"
     )
-    _ = Unmanaged.passUnretained(pool).retain()  // never gonna let you down.
+    _ = Unmanaged.passRetained(pool)  // never gonna let you down.
     return pool
 }()