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Re: [PATCH] Hurd: Enable ifunc by default

From: Samuel Thibault
Subject: Re: [PATCH] Hurd: Enable ifunc by default
Date: Mon, 18 Jan 2021 21:25:42 +0100
User-agent: NeoMutt/20170609 (1.8.3)


Joseph Myers, le lun. 18 janv. 2021 20:05:44 +0000, a ecrit:
> On Wed, 13 Jan 2021, Thomas Schwinge wrote:
> > Thanks (and sorry for the delay), pushed "Hurd: Enable ifunc by default"
> > to master branch in commit e9cb89b936f831a02318d45fc4ddb06f7be55ae4, and
> > cherry-picked into releases/gcc-10 branch in commit
> > 92b131491c22eb4e4b663d226e9d97f1fd693063, releases/gcc-9 branch in commit
> > 0313ce139f4ca3c96db9dc82125ec9e4a167a224, releases/gcc-8 branch in commit
> > 975b0fa0f43e84bed3cb1b2b593132bc219f962c, see attached.
> I'm not sure what toolchain component the underlying bug is in, but this 
> GCC commit (verified in the releases/gcc-10 case) results in a glibc build 
> failure for i686-gnu with build-many-glibcs.py.
> https://sourceware.org/pipermail/libc-testresults/2021q1/007378.html
> The error is:
> /scratch/jmyers/glibc-bot/install/compilers/i686-gnu/lib/gcc/i686-glibc-gnu/11.0.0/../../../../i686-glibc-gnu/bin/ld:
> /scratch/jmyers/glibc-bot/build/compilers/i686-gnu/glibc/i686-gnu/elf/librtld.os:
>  in function `hurd_file_name_lookup_retry':
> (.text+0x1e08e): undefined reference to `strncpy'

Ah, I believe I had tested that (which is precisely why I asked for that
commit to be done in gcc), but I'll have a look, thanks.


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