1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index bb0a8a5010..8f763e029a 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -301,4 +301,12 @@ class TestM17N < Test::Unit::TestCase
       }
     }
   end
+
+  def test_dynamic_euc_regexp
+    assert_encoding("EUC-JP", /#{}\xc0\xa1/e.encoding)
+    assert_raise(RegexpError) { eval('/\xa1#{}/e') }
+    assert_raise(RegexpError) { eval('/#{}\xa1/e') }
+    #assert_raise(SyntaxError) { eval('/\xa1#{}\xa1/e') }
+    #assert_raise(SyntaxError) { s = e('\xa1'); /#{s}#{s}/ }
+  end
 end