diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index 9cb5466..d444a12 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -246,6 +246,7 @@ def baz():
         check("pass\npass\npass\n(1+)\npass\npass\npass", 4, 4)
         check("(1+)", 1, 4)
         check("[interesting\nfoo()\n", 1, 1)
+        check(b"\xef\xbb\xbf#coding: utf8\nprint('\xe6\x88\x91')\n", 0, -1)
 
         # Errors thrown by symtable.c
         check('x = [(yield i) for i in range(3)]', 1, 5)