https://git.ruby-lang.org/ruby.git/commit/?id=d09cb64ae5

From d09cb64ae5c618f1cb2d90c544b7e0bc55ebb003 Mon Sep 17 00:00:00 2001
From: rm155 <rohitmenon@v...>
Date: Thu, 5 Aug 2021 21:14:36 -0400
Subject: [ruby/mutex_m] Make VERSION shareable

https://github.com/ruby/mutex_m/commit/a839e29d04
---
 lib/mutex_m.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/mutex_m.rb b/lib/mutex_m.rb
index 706d3c1b3c..abd0fc6add 100644
--- a/lib/mutex_m.rb
+++ b/lib/mutex_m.rb
@@ -41,6 +41,7 @@ https://github.com/ruby/ruby/blob/trunk/lib/mutex_m.rb#L41
 module Mutex_m
 
   VERSION = "0.1.1"
+  Ractor.make_shareable(VERSION) if defined?(Ractor)
 
   def Mutex_m.define_aliases(cl) # :nodoc:
     cl.module_eval %q{
-- 
cgit v1.2.1


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/