https://git.ruby-lang.org/ruby.git/commit/?id=ac739f42eb

From ac739f42eb85c86efe7a777f5ac6ef9c6cac0011 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@r...>
Date: Tue, 27 Apr 2021 21:06:08 +0900
Subject: [ruby/matrix] Guard for < Ruby 3.0

https://github.com/ruby/matrix/commit/1ef660c627
---
 test/matrix/test_matrix.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/matrix/test_matrix.rb b/test/matrix/test_matrix.rb
index 5388772..25ad7b6 100644
--- a/test/matrix/test_matrix.rb
+++ b/test/matrix/test_matrix.rb
@@ -828,7 +828,7 @@ class TestMatrix < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/matrix/test_matrix.rb#L828
       end.take
       assert_same obj1, obj2
     RUBY
-  end
+  end if defined?(Ractor)
 
   def test_rotate_with_symbol
     assert_equal(Matrix[[4, 1], [5, 2], [6, 3]], @m1.rotate_entries)
-- 
cgit v1.1


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