From 5c7ef89db4eb97b65ca1601babf76b9396ce75bc Mon Sep 17 00:00:00 2001
From: Sutou Kouhei <kou@clear-code.com>
Date: Tue, 17 Nov 2020 11:12:09 +0900
Subject: [PATCH] [ruby/fiddle] test: suppress shadowing outer local variable
 warning

https://github.com/ruby/fiddle/commit/cf168680a2
---
 test/fiddle/helper.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/fiddle/helper.rb b/test/fiddle/helper.rb
index f5cceddb885fdd..13bd3ed4eac04c 100644
--- a/test/fiddle/helper.rb
+++ b/test/fiddle/helper.rb
@@ -92,9 +92,9 @@
     funcs=%w!sin sinf strcpy strncpy!
     expfile='dltest.exp'
     require 'tmpdir'
-    Dir.mktmpdir do |dir|
+    Dir.mktmpdir do |_dir|
       begin
-        Dir.chdir dir
+        Dir.chdir _dir
         %x!/usr/bin/ar x /usr/lib/libc.a #{cobjs.join(' ')}!
         %x!/usr/bin/ar x /usr/lib/libm.a #{mobjs.join(' ')}!
         %x!echo "#{funcs.join("\n")}\n" > #{expfile}!