1 files changed, 10 insertions, 0 deletions
diff --git a/test/ruby/test_iseq.rb b/test/ruby/test_iseq.rb
index 0cde1fbb7a..edd131823e 100644
--- a/test/ruby/test_iseq.rb
+++ b/test/ruby/test_iseq.rb
@@ -95,6 +95,16 @@ class TestISeq < Test::Unit::TestCase
     assert_equal(42, ISeq.load_from_binary(iseq.to_binary).eval)
   end
 
+  def test_lambda_with_ractor_roundtrip
+    iseq = compile(<<~EOF)
+      x = 42
+      y = lambda { x }
+      Ractor.make_shareable(y)
+      y.call
+    EOF
+    assert_equal(42, ISeq.load_from_binary(iseq.to_binary).eval)
+  end
+
   def test_disasm_encoding
     src = "\u{3042} = 1; \u{3042}; \u{3043}"
     asm = compile(src).disasm