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Date: Tue, 8 Feb 2022 09:43:08 +0100 (CET)
From: Mario Mattl <mario DOT mattl1 AT inode DOT at>
To: "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
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Subject: Re: WG: [UNVERIFIED SENDER]Re: Cygwin latest: grep and other
 self-compiled Cygwin-programs are crashing
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> -----Ursprüngliche Nachricht-----
> Von: Cygwin <cygwin-bounces+mario.mattl=ssi-schaefer DOT com AT cygwin DOT com> Im Auftrag von ASSI
> Gesendet: Dienstag, 8. Februar 2022 07:09
> An: cygwin AT cygwin DOT com
> Betreff: [UNVERIFIED SENDER]Re: Cygwin latest: grep and other self-compiled Cygwin-programs are crashing
> 
> CAUTION: This email originated from outside SSI SCHAEFER Group. Do not click or open attachments unless you recognise the sender and know the content is safe.
> 
> 
> 
> Mario Mario DOT mattl2 AT inode DOT at writes:
> > grep-3.7-2 from your GIT-repo
> > and compiled using "cygport"
> >
> > The linked binary grep.exe crashes
> 
> Either update gnulib (or at least threadlib.m4) or add
> 
> export gl_cv_have_weak=no
> 

Yes. Setting this environment helps to solve the issue.
Tested with packages "grep" and "diffutils"


> to the cygport (or set it as an environment variable during configure).
> 
> > Maybe the newer binutils require additional compiler flags, those haven't been provided yet?
> 
> The newer binutils changed they way weak symbols (which are not available for non-ELF platforms) are treated for PE/PEP object files and that triggered a latent bug in how gnulib tested for their usability.
> The binutils issue is still under investigation, I expect that the next release will have a fix.
> 

Thank you for your really helpful hint and the explanation.

Looking forward to the upcoming binutil release....

Regards, Mario

> 
> Regards,
> Achim.
> --
> +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+
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