From cf58a203eb184ba587efd5f5b7b43f54c1c301d5 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 10 Nov 2025 13:03:50 +0900
Subject: [PATCH] Suppress warnings against pattern matching on ruby 2.7

---
 test/stringio/test_stringio.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb
index fe89040..0249062 100644
--- a/test/stringio/test_stringio.rb
+++ b/test/stringio/test_stringio.rb
@@ -996,7 +996,7 @@ def test_overflow
     intptr_max = RbConfig::LIMITS["INTPTR_MAX"]
     return if intptr_max > StringIO::MAX_LENGTH
     limit = intptr_max - 0x10
-    assert_separately(%w[-rstringio], "#{<<-"begin;"}\n#{<<-"end;"}")
+    assert_separately(%w[-W0 -rstringio], "#{<<-"begin;"}\n#{<<-"end;"}")
     begin;
       limit = #{limit}
       ary = []