From 17c2e2c00cec5b14b96a623779e9bb73e89756ab Mon Sep 17 00:00:00 2001
From: Markus Reiter <me@reitermark.us>
Date: Sat, 21 Jul 2018 00:06:12 +0200
Subject: [PATCH] Fix missing `super`.

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

diff --git a/Library/Homebrew/unpack_strategy.rb b/Library/Homebrew/unpack_strategy.rb
index 110b43f68b..dbb5ddf27a 100644
--- a/Library/Homebrew/unpack_strategy.rb
+++ b/Library/Homebrew/unpack_strategy.rb
@@ -199,7 +199,7 @@ class XzUnpackStrategy < UnpackStrategy
   private
 
   def extract_to_dir(unpack_dir, basename:)
-    super
+    FileUtils.cp path, unpack_dir/basename, preserve: true
     safe_system Formula["xz"].opt_bin/"unxz", "-q", "-T0", unpack_dir/basename
     extract_nested_tar(unpack_dir)
   end