1 files changed, 12 insertions, 0 deletions
diff --git a/test/t/bs_block.rb b/test/t/bs_block.rb
index 0a58741e3..3869d5c54 100644
--- a/test/t/bs_block.rb
+++ b/test/t/bs_block.rb
@@ -512,3 +512,15 @@ assert('BS Block 37') do
   end
 end
 
+assert('BS Block 38') do
+  def iter
+    yield 1
+  end
+
+  assert_equal([1, 2, nil]) do
+    iter{|a, b=2, c|
+      [a, b, c]
+    }
+  end
+end
+