| From: | Noah Misch <noah(at)leadboat(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Andreas Seltenreich <andreas(dot)seltenreich(at)credativ(dot)de>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Christoph Berg <christoph(dot)berg(at)credativ(dot)de>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Bernd Helmle <bernd(at)oopsware(dot)de> |
| Subject: | Re: 9.3.9 and pg_multixact corruption |
| Date: | 2015-10-04 06:33:35 |
| Message-ID: | 20151004063335.GA4129520@tornado.leadboat.com |
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| Lists: | pgsql-hackers |
On Mon, Sep 28, 2015 at 11:10:52AM -0400, Robert Haas wrote:
> On Fri, Sep 25, 2015 at 3:41 AM, Andreas Seltenreich <andreas(dot)seltenreich(at)credativ(dot)de> wrote:
> > OTOH, a unit test for multixact.c that exercises the code including
> > wraparounds sounds like a desirable thing regardless of the fact that it
> > could have caught this miscompilation earlier than 6 months into
> > production.
>
> Definitely.
+1. Catching compiler bugs is an important role of "make check". That suite
has a notable gap if it passes despite a compiler bug ruining the binary.
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