#12749: add a test for non-BMP ranges in character classes.
diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py
index f96c3f9..ef19164 100644
--- a/Lib/test/test_re.py
+++ b/Lib/test/test_re.py
@@ -600,6 +600,7 @@
             self.assertIsNotNone(re.match(r"[\U%08x]" % i, chr(i)))
             self.assertIsNotNone(re.match(r"[\U%08x0]" % i, chr(i)+"0"))
             self.assertIsNotNone(re.match(r"[\U%08xz]" % i, chr(i)+"z"))
+        self.assertIsNotNone(re.match(r"[\U0001d49c-\U0001d4b5]", "\U0001d49e"))
         self.assertRaises(re.error, re.match, r"[\911]", "")
         self.assertRaises(re.error, re.match, r"[\x1z]", "")
         self.assertRaises(re.error, re.match, r"[\u123z]", "")