[CentOS-devel] CentOS 7 (1503) i686 Beta Architecture

[Toni Spets]

Hello,

I noticed this too on a Thinkpad T23 which has PIII CPU. Is your rebuild
somewhere available for testing?

Thanks.

On Fri, Jun 5, 2015 at 1:46 PM, Vladimir Stackov <amigo.elite at gmail.com>
wrote:

> Greetings,
>
> currently we are maintaining own CentOS 7 i686 rebuild and I would like to
> kindly ask you to replace following macros from gcc.spec:
>
> %if 0%{?rhel} >= 7
> %ifarch %{ix86}
>    --with-arch=x86-64 \
> %endif
> %ifarch x86_64
>    --with-arch_32=x86-64 \
> %endif
>
> with that:
>
> %if 0%{?rhel} >= 7
> %ifarch %{ix86}
>         --with-arch=i686 \
> %endif
> %ifarch x86_64
>         --with-arch_32=i686 \
> %endif
>
> x86-64 causes gcc to use extended instruction set for produced code and
> it's impossible to run CentOS 7 i686 on older systems without SSE2
> instruction because of SIGILL.
> This affects Pentium 3, old VIA CPUs, old Xeons and some others.
>
> Is that possible?
> Thanks!
>
> 2015-06-02 19:46 GMT+03:00 Johnny Hughes <johnny at centos.org>:
>
>> All,
>>
>> The Beta release of the 32-bit (i686) Architecture of CentOS-7 (1503) is
>> currently on build logs.
>>
>>
>> Right now, only the boot.iso is available, but after some testing from
>> the users here with feedback, we can spin another tree with fixes and
>> actual installer isos.
>>
>> http://buildlogs.centos.org/centos/7/os/i386/
>>
>> updates are also here:
>>
>> http://buildlogs.centos.org/centos/7/updates/i386/
>>
>> Current known issues are:
>>
>> 1.  If installing on a QEMU (kvm) i386 VM, you must modify the VM cpu to
>> use "copy host cpu"
>>
>> http://bugs.centos.org/view.php?id=8748
>>
>> 2.  The gnome desktop will not exit or log out from the menu.
>>
>>  http://bugs.centos.org/view.php?id=8834
>>
>> If someone can figure out how to fix this issue, it would be much
>> appreciated :)
>>
>> ======================
>>
>> Please report bugs on bugs.centos.org or to this Centos-Devel mailing
>> list will we do the beta testing and lets see if we can find/fix all the
>> issues before the full release of this arch.
>>
>> Thanks,
>> Johnny Hughes
>>
>>
>> _______________________________________________
>> CentOS-devel mailing list
>> CentOS-devel at centos.org
>> http://lists.centos.org/mailman/listinfo/centos-devel
>>
>>
>
>
> --
> Kind regards,
> Vladimir.
>
> _______________________________________________
> CentOS-devel mailing list
> CentOS-devel at centos.org
> http://lists.centos.org/mailman/listinfo/centos-devel
>
>


-- 
Toni Spets
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