Improve overflow checks potentially optimized away by compiler

Title

Topic

Miscellaneous

Created

2015-10-20 07:26:13

Last modified

2015-12-01 13:00:55 (9 years ago)

Latest email

2015-12-04 05:37:53 (8 years, 11 months ago)

Status

2015-11: Returned with feedback

Target version

Authors

Michael Paquier (michael-kun), Greg Stark (stark)

Reviewers

Committer

Links

Checkout latest CFbot patchset

Go to your local checkout of the PostgreSQL repository and run:

git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/400
git checkout commitfest/cf/400

Emails

[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