From 6ea9b32f7023b4e70583bd9cc3eb37a783fbb86a Mon Sep 17 00:00:00 2001
From: Markus Reiter <me@reitermark.us>
Date: Mon, 12 Oct 2020 04:35:53 +0200
Subject: [PATCH] Fix version comparison in `SDK#latest_sdk`.

---
 Library/Homebrew/os/mac/sdk.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/os/mac/sdk.rb b/Library/Homebrew/os/mac/sdk.rb
index ff30e3eaa2..eafc012fd5 100644
--- a/Library/Homebrew/os/mac/sdk.rb
+++ b/Library/Homebrew/os/mac/sdk.rb
@@ -33,7 +33,7 @@ module OS
       def latest_sdk
         return if sdk_paths.empty?
 
-        v, path = sdk_paths.max(&:first)
+        v, path = sdk_paths.max { |(v1, _), (v2, _)| v1 <=> v2 }
         SDK.new v, path, source
       end