new_contents: #
  # This file is for everybody to add tests for bugs that aren't
  # fixed yet. Please add a test case and appropriate bug description.
  #
  # When you fix one of the bugs, please move the test to the correct
  # test_ module.
  #
  
  import unittest
  from test import test_support
  
  class TestBug1385040(unittest.TestCase):
      def testSyntaxError(self):
          import compiler
          
          # The following snippet gives a SyntaxError in the interpreter
          # 
          # If you compile and exec it, the call foo(7) returns (7, 1)
          self.assertRaises(SyntaxError, compiler.compile,
                            "def foo(a=1, b): return a, b\n\n", "<string>", "exec")
  
  
  def test_main():
      test_support.run_unittest(TestBug1385040)
  
subject: Add a test file (which isn't run by regrtest) for bugs which aren't fixed yet.