From 88d71eb04da9de34495c4cffcd2e234dd9ec96f9 Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Thu, 14 Aug 2025 09:56:45 -0700
Subject: [PATCH] Skip an unstable test for s390x and windows

https://github.com/ruby/ruby/actions/runs/16971197634/job/48108366805?pr=14223
https://github.com/ruby/ruby/actions/runs/16971558478/job/48109641049?pr=14223
---
 test/ruby/test_transcode.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/ruby/test_transcode.rb b/test/ruby/test_transcode.rb
index 2b6f8234ce..938e20e9a1 100644
--- a/test/ruby/test_transcode.rb
+++ b/test/ruby/test_transcode.rb
@@ -2343,6 +2343,7 @@ class TestTranscode < Test::Unit::TestCase
   end
 
   def test_ractor_lazy_load_encoding_random
+    omit 'unstable on s390x and windows' if RUBY_PLATFORM =~ /s390x|mswin/
     assert_ractor("#{<<~"begin;"}\n#{<<~'end;'}")
     begin;
       rs = []