From: Michael W. Hudson <mwh@python.net>
Date: Tue, 5 Mar 2002 15:38:43 +0000 (+0000)
Subject: backport tim_one's checkin of
X-Git-Tag: v2.2.1c1~112
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d7894ba15806f5053b6a9aba1a5a50630ee52215;p=thirdparty%2FPython%2Fcpython.git

backport tim_one's checkin of
    revision 1.116 of test_descr.py

_PyLong_Copy():  was creating a copy of the absolute value, but should
copy the sign too.  Added a test to test_descr to ensure that it does.

Bugfix candidate.
---

diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index e667efb18af7..de9bba163660 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -1751,6 +1751,7 @@ def inherits():
     # Check that negative clones don't segfault
     a = longclone(-1)
     vereq(a.__dict__, {})
+    vereq(long(a), -1)  # verify PyNumber_Long() copies the sign bit
 
     class precfloat(float):
         __slots__ = ['prec']