[issue28387] double free in io.TextIOWrapper

[Serhiy Storchaka]

Changes by Serhiy Storchaka <storchaka+cpython at gmail.com>:


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components: +IO
nosy: +benjamin.peterson, serhiy.storchaka, stutzbach
priority: normal -> high
stage:  -> patch review

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28387>
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