Author gregory.p.smith
Recipients gregory.p.smith, serhiy.storchaka
Date 2018-11-08.21:08:34
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Message-id <1541711315.03.0.788709270274.issue35193@psf.upfronthosting.co.za>
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An off by one error was introduced to peephole.c by the "off by one error fix" in https://bugs.python.org/issue28517.  Clang's memory sanitizer detects it (msan).

find_op is ultimately called with h == codelen so it accesses one byte out of bounds.

I have a fix, PR coming.
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Date User Action Args
2018-11-08 21:08:35gregory.p.smithsetrecipients: + gregory.p.smith, serhiy.storchaka
2018-11-08 21:08:35gregory.p.smithsetmessageid: <1541711315.03.0.788709270274.issue35193@psf.upfronthosting.co.za>
2018-11-08 21:08:34gregory.p.smithlinkissue35193 messages
2018-11-08 21:08:34gregory.p.smithcreate