[issue11105] Compiling evil ast crashes interpreter

[Benjamin Peterson]

New submission from Benjamin Peterson <benjamin at python.org>:

You don't want to know why I was thinking about this...

$ ./python 
Python 3.2rc2+ (py3k:88302, Feb  1 2011, 19:02:10) 
[GCC 4.4.4] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import ast
>>> e = ast.UnaryOp(op=ast.Not(), lineno=0, col_offset=0)
>>> e.operand = e
>>> compile(ast.Expression(e), "<test>", "eval")
Segmentation fault

----------
messages: 127783
nosy: benjamin.peterson
priority: low
severity: normal
status: open
title: Compiling evil ast crashes interpreter
type: crash
versions: Python 2.7, Python 3.1, Python 3.2, Python 3.3

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue11105>
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