[issue3663] Extra DECREF on syntax errors

[Georg Brandl]

Georg Brandl <georg at python.org> added the comment:

The culprit is Python/pythonrun.c:1245:

    tb = tb ? tb : Py_None;

Py_None needs to be INCREF'd in the else case.

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assignee:  -> pitrou
nosy: +georg.brandl

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue3663>
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