Fix #1474677, non-keyword argument following keyword.
diff --git a/Lib/test/test_syntax.py b/Lib/test/test_syntax.py
index 9d3ff02..dc7a16d 100644
--- a/Lib/test/test_syntax.py
+++ b/Lib/test/test_syntax.py
@@ -309,6 +309,9 @@
                           "unindent does not match .* level",
                           subclass=IndentationError)
 
+    def test_kwargs_last(self):
+        self._check_error("int(base=10, '2')", "non-keyword arg")
+
 def test_main():
     test_support.run_unittest(SyntaxTestCase)
     from test import test_syntax