From c4562a89ea7ad46d6b7ab57481e4cf214e7a7b47 Mon Sep 17 00:00:00 2001
From: "Michael W. Hudson" <mwh@python.net>
Date: Tue, 5 Mar 2002 15:41:40 +0000
Subject: Backport the bits of Guido's fix for

SF patch 514641 (Naofumi Honda) - Negative ob_size of LongObjects

that Tim didn't later back out.
---
 Objects/object.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Objects/object.c b/Objects/object.c
index 0541fbd..bcc129c 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -1191,8 +1191,14 @@ _PyObject_GetDictPtr(PyObject *obj)
 	if (dictoffset == 0)
 		return NULL;
 	if (dictoffset < 0) {
-		const size_t size = _PyObject_VAR_SIZE(tp,
-					((PyVarObject *)obj)->ob_size);
+		int tsize;
+		size_t size;
+
+		tsize = ((PyVarObject *)obj)->ob_size;
+		if (tsize < 0)
+			tsize = -tsize;
+		size = _PyObject_VAR_SIZE(tp, tsize);
+
 		dictoffset += (long)size;
 		assert(dictoffset > 0);
 		assert(dictoffset % SIZEOF_VOID_P == 0);
-- 
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