From 873f3bbec22f79b3bdeca7062289d0c6fc8a6f7d Mon Sep 17 00:00:00 2001
From: hsbt <hsbt@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 20 Jun 2017 11:43:05 +0000
Subject: Fixed missing handling for frozen object at r59121.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59122 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/lib/leakchecker.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'test/lib/leakchecker.rb')

diff --git a/test/lib/leakchecker.rb b/test/lib/leakchecker.rb
index 336809bc40..be4b83681f 100644
--- a/test/lib/leakchecker.rb
+++ b/test/lib/leakchecker.rb
@@ -61,7 +61,7 @@ class LeakChecker
         (h[fd] ||= []) << [io, autoclose, inspect]
       }
       fd_leaked.each {|fd|
-        str = ''
+        str = ''.dup
         if h[fd]
           str << ' :'
           h[fd].map {|io, autoclose, inspect|
-- 
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