From 3df764721a6a988116982a5a9af80486ad801e3d Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Wed, 1 Apr 2020 18:36:54 +0900
Subject: [sync_default_gems.rb] Use block form `IO.popen` to reap zombies

[ci skip]
---
 tool/sync_default_gems.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tool/sync_default_gems.rb b/tool/sync_default_gems.rb
index 6692309f54..6072a82e0b 100644
--- a/tool/sync_default_gems.rb
+++ b/tool/sync_default_gems.rb
@@ -366,7 +366,7 @@ def sync_default_gems_with_commits(gem, range)
     puts "Pick #{sha} from #{$repositories[gem.to_sym]}."
 
     skipped = false
-    result = IO.popen(%W"git cherry-pick #{sha}").read
+    result = IO.popen(%W"git cherry-pick #{sha}", &:read)
     if result =~ /nothing\ to\ commit/
       `git reset`
       skipped = true
-- 
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