[issue20286] Segfault when using internal DictProxy

[Ali Ebrahim]

New submission from Ali Ebrahim:

Demonstration in this gist: https://gist.github.com/aebrahim/8466660
Crash info in this gist: https://gist.github.com/aebrahim/8466749

The code runs without issue on Ubuntu 12.04 (Python 2.7.3), and Windows 7 (Python 2.7.6).

It also ran fine on MacOS X 10.8 (Python 2.7.2). However, it failed with MacOX X 10.9 for both 2.7.5 (version shipped by Apple) and 2.7.6

Python version information details:
2.7.2
Python 2.7.2 (default, Oct 11 2012, 20:14:37) [GCC 4.2.1 Compatible Apple Clang 4.0 (tags/Apple/clang-418.0.60)] on darwin

2.7.5
Python 2.7.5 (default, Aug 25 2013, 00:04:04) 
[GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.0.68)] on darwin

2.7.6
Python 2.7.6 (v2.7.6:3a1db0d2747e, Nov 10 2013, 00:42:54) 
[GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin

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assignee: ronaldoussoren
components: Macintosh
messages: 208318
nosy: Ali.Ebrahim, ronaldoussoren
priority: normal
severity: normal
status: open
title: Segfault when using internal DictProxy
versions: Python 2.7

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20286>
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