1 files changed, 6 insertions, 0 deletions
diff --git a/test/digest/test_digest.rb b/test/digest/test_digest.rb
index 89f0660fc8..7cdc639340 100644
--- a/test/digest/test_digest.rb
+++ b/test/digest/test_digest.rb
@@ -88,4 +88,10 @@ class TestDigest < Test::Unit::TestCase
       assert_equal(md1, md2, algo)
     end
   end
+
+  def test_instance_eval # [ruby-dev:24202]
+    assert_nothing_raised {
+      Digest::SHA1.new.instance_eval { update "a" }
+    }
+  end
 end