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<p class="MsoNormal">It is not easy to produce an minimal example. But I will try<o:p></o:p></p>
<p class="MsoNormal">I was hoping that you may have solved it before.<o:p></o:p></p>
<p class="MsoNormal">I will come back with an example<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks<o:p></o:p></p>
<p class="MsoNormal">A <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><b><span style="font-size:12.0pt;color:black">From:
</span></b><span style="font-size:12.0pt;color:black">F¨¡ng-ru¨¬ S¨°ng <maskray@google.com><br>
<b>Date: </b>Wednesday, April 28, 2021 at 3:11 PM<br>
<b>To: </b>Moshtaghi, Alireza <Alireza.Moshtaghi@netapp.com><br>
<b>Cc: </b>llvm-dev@lists.llvm.org <llvm-dev@lists.llvm.org><br>
<b>Subject: </b>Re: [llvm-dev] lld suspect behavior .group/rela/text input sections<o:p></o:p></span></p>
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<p class="MsoNormal">NetApp Security WARNING: This is an external email. Do not click links or open attachments unless you recognize the sender and know the content is safe.<br>
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On Wed, Apr 28, 2021 at 11:02 AM Moshtaghi, Alireza via llvm-dev<br>
<llvm-dev@lists.llvm.org> wrote:<br>
><br>
> Hi<br>
><br>
> Can you help me to understand if I¡¯m doing anything wrong or the problem is with lld?<br>
><br>
> I need to use linker-script (below link) for linking freebsd kernel modules and pass -r to ld.lld (version 10) to make these modules relocatable.<br>
><br>
><br>
><br>
> Some of the modules that I build are very big and also have .group sections on rela.text.<mangledname> and .text.<mangledname><br>
><br>
><br>
><br>
> Per ELF specification these sections should be treated as one and either all merged or none. But I think lld is not respecting that spec and merges all .text.<mangledname> sections while leaving the .group and .rela.text.<mangledname> sections in the output,
which results in broken elf (when I try to load it into gdb, I get Bad Value error)<br>
><br>
><br>
><br>
> Alternatively, when I link with ld.bfd, the .text.<manglenames> remain in the output and I¡¯m able to load the object into gdb without error.<br>
<br>
Hi, do you have a minimal reproducible example<br>
(<a href="https://stackoverflow.com/help/minimal-reproducible-example">https://stackoverflow.com/help/minimal-reproducible-example</a>)?<br>
<br>
Freebsd is not build-friendly when the user is not using FreeBSD ;-)<br>
<br>
><br>
><br>
> Linker-script:<br>
><br>
> <a href="https://github.com/freebsd/freebsd-src/blob/098dbd7ff7f3da9dda03802cdb2d8755f816eada/sys/conf/ldscript.amd64">
https://github.com/freebsd/freebsd-src/blob/098dbd7ff7f3da9dda03802cdb2d8755f816eada/sys/conf/ldscript.amd64</a><o:p></o:p></p>
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