Another 2.6 return_stmt bug

test/simple_source/looping/07_return_end_if.py

@@ -8,3 +8,15 @@ def initiate_send(self):
         else:
             del self.producer_fifo[0]
         return
+
+# 2.6.9 contextlib.py
+# Bug was in return exc, so added:
+# return_stmt ::= ret_expr RETURN_VALUE_IF come_from_pop
+
+def __exit__(self, type, value, traceback):
+    try:
+        raise RuntimeError
+    except StopIteration:
+        return exc
+    except:
+        raise