Improve overflow checks potentially optimized away by compiler

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Title Improve overflow checks potentially optimized away by compiler
Topic Miscellaneous
Created 2015-10-20 07:26:13
Last modified 2015-12-01 13:00:55 (3 years ago)
Latest email 2015-12-04 05:37:53 (3 years ago)
Status
2015-11: Returned with feedback
Authors Michael Paquier (michael-kun), Greg Stark (stark)
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[RFC] overflow checks optimized away
First at 2013-01-20 07:58:46 by Xi Wang <xi.wang at gmail.com>
Latest at 2015-12-04 05:37:53 by Michael Paquier <michael.paquier at gmail.com>
Latest attachment (pstack.txt) at 2015-12-03 12:10:27 from Greg Stark <stark at mit.edu>
    Attachment (pstack.txt) at 2015-12-03 12:10:27 from Greg Stark <stark at mit.edu> (Patch: No)
    Attachment (20151020_overflow_checks_v2.patch) at 2015-10-20 07:25:11 from Michael Paquier <michael.paquier at gmail.com> (Patch: Yes)
    Attachment (20151016_overflow_optimizer.patch) at 2015-10-16 14:29:48 from Michael Paquier <michael.paquier at gmail.com> (Patch: Yes)
    Attachment (overflow.diff) at 2013-11-29 02:04:10 from Greg Stark <stark at mit.edu> (Patch: Yes)
History
When Who What
2015-12-01 13:00:55 Michael Paquier (michael-kun) Closed in commitfest 2015-11 with status: Returned with feedback
2015-10-20 07:26:26 Michael Paquier (michael-kun) Changed authors to Michael Paquier (michael-kun), Greg Stark (stark)
2015-10-20 07:26:13 Michael Paquier (michael-kun) Attached mail thread 50FBA3B6.5040109@gmail.com
2015-10-20 07:26:13 Michael Paquier (michael-kun) Created patch record
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