[issue11471] If without else generates redundant jump

[Antoine Pitrou]

Changes by Antoine Pitrou <pitrou at free.fr>:


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nosy: +serhiy.storchaka
stage:  -> patch review
versions: +Python 3.4 -Python 3.3

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue11471>
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