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Re: bug in windows xp

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Martijn van Oosterhout <kleptog(at)svana(dot)org>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-bugs(at)postgresql(dot)org, Magnus Hagander <mha(at)sollentuna(dot)net>, Wang Haiyong <wanghaiyong(at)neusoft(dot)com>
Subject: Re: bug in windows xp
Date: 2006-04-19 02:50:24
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Lists: pgsql-bugspgsql-patches
Is anyone working on this?


Martijn van Oosterhout wrote:
-- Start of PGP signed section.
> On Sat, Apr 08, 2006 at 12:27:19PM -0400, Tom Lane wrote:
> > Hmm, it seems to depend on the hardware you're using.  I just tried it
> > on four different machines:
> <no consistancy whatsoever>
> > > A simple C program shows the same. Why isn't it being caught on
> > > windows?
> > 
> > That still looks like a failure to trap something we should trap.
> > I'd suggest fixing that first, because if we fix int4div first,
> > we won't have a simple test case for it.
> Well, we should at least add a regression test for this divide thing
> since obviously people assumed it was working when it wasn't.
> However, would it be possible to add a test_sigfpe() to regress.c that
> simply tries to do 1/0. There is appears to be no regression test that
> generates a floating-point exception which appears to be a serious
> omission. There are any number of ways to force one: ln(0) for example
> (hmm, looks like we protect against that). I suppose one floating point
> and one integer example should suffice.
> Are there any other signals we should be watching for?
> Have a nice day,
> -- 
> Martijn van Oosterhout   <kleptog(at)svana(dot)org>
> > Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> > tool for doing 5% of the work and then sitting around waiting for someone
> > else to do the other 95% so you can sue them.
-- End of PGP section, PGP failed!

  Bruce Momjian

  + If your life is a hard drive, Christ can be your backup. +

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