Re: gcc 4.3 breaks ContribCheck in 8.2 and older.

From: Kurt Roeckx <kurt(at)roeckx(dot)be>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: gcc 4.3 breaks ContribCheck in 8.2 and older.
Date: 2008-03-23 14:05:26
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On Thu, Mar 20, 2008 at 06:53:27PM -0400, Tom Lane wrote:
> Kurt Roeckx <kurt(at)roeckx(dot)be> writes:
> > I did some tests with gcc 4.3 on the branches from 7.4 to 8.3 and head.
> > 8.3 and head don't have a problem. All others failed in the
> > ContribCheck state.
> > You can see the results on buildfarm member panda.
> Bizarre. There doesn't seem to be any significant difference in the seg
> code between 8.2 and 8.3, so why is 8.2 failing there?
> The cube code got a significant overhaul (V0 to V1 call conventions)
> between 8.1 and 8.2, so that might explain why it's OK in 8.2 and up.
> Or not. If that is it, we'd likely just write it off as not-gonna-fix,
> but it could stand investigation to pinpoint the cause.
> Can you poke into it with a debugger? The first failure case in seg
> ought to be easy enough to investigate.

I currently don't have the time to look into it.


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