Flush out support for ``class B(): pass`` syntax by adding support to the
'parser' module and 'compiler' package.

Closes patch #1176012.  Thanks logistix.
diff --git a/Lib/test/test_parser.py b/Lib/test/test_parser.py
index 0f8c1d0..bd81aca 100644
--- a/Lib/test/test_parser.py
+++ b/Lib/test/test_parser.py
@@ -127,6 +127,9 @@
         self.check_suite("@funcattrs()\n"
                          "def f(): pass")
 
+    def test_class_defs(self):
+        self.check_suite("class foo():pass")
+        
     def test_import_from_statement(self):
         self.check_suite("from sys.path import *")
         self.check_suite("from sys.path import dirname")