1 files changed, 10 insertions, 0 deletions
diff --git a/test/ruby/test_iseq.rb b/test/ruby/test_iseq.rb
index e3ca1ba926..08340c662c 100644
--- a/test/ruby/test_iseq.rb
+++ b/test/ruby/test_iseq.rb
@@ -82,6 +82,16 @@ class TestISeq < Test::Unit::TestCase
     end;
   end if defined?(RubyVM::InstructionSequence.load)
 
+  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