1 files changed, 6 insertions, 0 deletions
diff --git a/test/ruby/enc/test_utf16.rb b/test/ruby/enc/test_utf16.rb
index a7c735f436..7f807476aa 100644
--- a/test/ruby/enc/test_utf16.rb
+++ b/test/ruby/enc/test_utf16.rb
@@ -355,4 +355,10 @@ EOT
     assert_equal("", sl.chop)
     assert_equal("", sb.chop)
   end
+
+  def test_regexp_escape
+    s = "\0*".force_encoding("UTF-16BE")
+    r = Regexp.new(Regexp.escape(s))
+    assert(r =~ s)
+  end
 end