From 47557af776de7772da88a5d3ceaad62bf9edaef6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Neuh=C3=A4user?= <ich@danielneuhaeuser.de>
Date: Fri, 30 Apr 2010 12:32:42 +0200
Subject: [PATCH] Make sphinx.domains.cpp.DefExpr unhashable

---
 sphinx/domains/cpp.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sphinx/domains/cpp.py b/sphinx/domains/cpp.py
index 4dac89253..90c3533ef 100644
--- a/sphinx/domains/cpp.py
+++ b/sphinx/domains/cpp.py
@@ -132,6 +132,8 @@ class DefExpr(object):
     def __ne__(self, other):
         return not self.__eq__(other)
 
+    __hash__ = None
+
     def clone(self):
         """Close a definition expression node"""
         return deepcopy(self)