[issue12545] os.lseek() and FileIO.seek() does not support offset larger than 2^63-1

[STINNER Victor]

STINNER Victor added the comment:

lseek_negative.diff is not correct: 0x8000000000000000 is a valid offset for a /proc/pid/mem file.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue12545>
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