GNU bug report logs - #48591
ugrep: reproducibility issues

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From: raingloom <raingloom <at> riseup.net>
To: Leo Famulari <leo <at> famulari.name>
Cc: 48591 <at> debbugs.gnu.org, Christopher Howard <christopher <at> librehacker.com>
Subject: bug#48591: ugrep: illegal instruction
Date: Wed, 30 Jun 2021 23:41:11 +0200

On Mon, 24 May 2021 13:22:23 -0400
Leo Famulari <leo <at> famulari.name> wrote:

> On Sat, May 22, 2021 at 12:19:30PM -0800, Christopher Howard wrote:
> > However, the command I am running to
> > rebuild ugrep without grafts or substitutes is rebuilding everything
> > all the way back to bootstrap, so it probably will not be completed
> > for a day or two:
> > 
> > guix gc -D $(guix build --no-grafts ugrep); guix build
> > --no-substitutes ugrep  
> 
> Do this instead:
> 
> $ guix environment --no-grafts ugrep -- guix build --no-grafts
> --no-substitutes ugrep
> 
> That way, you can use substitutes for ugrep's dependencies, but then
> build ugrep from source.
> 
> I hope it helps!
> 
> 
> 

TIL about that. There really ought to be a more obvious way to do that.

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