Re: ubsan

From: Andres Freund <andres(at)anarazel(dot)de>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: ubsan
Date: 2022-03-23 20:12:34
Message-ID: 20220323201234.nyh2uzot3t6becr5@alap3.anarazel.de
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Hi,

On 2022-03-23 15:58:09 -0400, Tom Lane wrote:
> Andres Freund <andres(at)anarazel(dot)de> writes:
> > I think we should backpatch both, based on the reasoning in
> > 46ab07ffda9d6c8e63360ded2d4568aa160a7700 ?
>
> Yeah, I suppose. Is anyone going to step up and run a buildfarm
> member with ubsan enabled? (I'm already checking -fsanitize=alignment
> on longfin, but it seems advisable to keep that separate from
> -fsanitize=undefined.)

I'm planning to enable it on two of mine. Looks like gcc and clang find
slightly different things, so I was intending to enable it on one of each.

Greetings,

Andres Freund

In response to

  • Re: ubsan at 2022-03-23 19:58:09 from Tom Lane

Responses

  • Re: ubsan at 2022-03-23 22:55:28 from Andres Freund

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