From cc54e1cf48a232b19e2a69302403bdaa4433cb7a Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Wed, 8 Mar 2023 12:00:13 -0800
Subject: [PATCH] Fix ruby_testoptions on RubyCI

http://rubyci.s3.amazonaws.com/osx1200arm-no-yjit/ruby-master/log/20230308T185004Z.fail.html.gz
---
 prelude.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/prelude.rb b/prelude.rb
index 8fd6e6cb77..ee78b44cc5 100644
--- a/prelude.rb
+++ b/prelude.rb
@@ -27,5 +27,5 @@ module Enumerable
   # Makes a set from the enumerable object with given arguments.
   def to_set(klass = Set, *args, &block)
     klass.new(self, *args, &block)
-  end
+  end unless instance_methods.include?(:to_set) # RJIT could already load this from builtin prelude
 end